1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1991 TO SEPTEMBER 1992 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 --- --- --- --- --- --- 32300 15400 24800 --- --- --- 2 --- --- --- --- --- --- 32300 17500 25300 --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- 22500 3940 13000 17 --- --- --- --- --- --- --- --- --- 21900 4120 12600 18 --- --- --- --- --- --- --- --- --- 21700 5920 13400 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- 26000 5800 16300 26 --- --- --- --- --- --- --- --- --- 26200 5000 15700 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- 31600 12900 23500 16300 160 5550 --- --- --- 29 --- --- --- 32900 15700 25400 17800 240 6440 --- --- --- 30 --- --- --- 32700 15900 25600 18700 360 7380 --- --- --- 31 --- --- --- 32100 15800 25300 19500 500 7610 --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- 26800 16600 21200 --- --- --- 25700 18000 22700 2 --- --- --- 26800 16300 21600 --- --- --- 28200 18200 22800 3 --- --- --- --- --- --- --- --- --- 29300 16300 22200 4 --- --- --- --- --- --- --- --- --- 28000 14900 21400 5 --- --- --- --- --- --- --- --- --- 27500 8260 18900 6 --- --- --- 29000 17700 23700 --- --- --- 26500 7080 18000 7 --- --- --- 30300 18500 25400 --- --- --- 27600 5880 17100 8 --- --- --- 30900 18500 25300 --- --- --- 26500 1700 12700 9 --- --- --- 30900 18200 25100 --- --- --- 24400 680 10300 10 --- --- --- 31100 18000 25300 --- --- --- 23800 520 9280 11 --- --- --- --- --- --- --- --- --- 21500 420 7910 12 --- --- --- --- --- --- --- --- --- 18500 140 5300 13 --- --- --- --- --- --- --- --- --- 9800 100 1070 14 --- --- --- --- --- --- --- --- --- 4620 100 640 15 --- --- --- --- --- --- --- --- --- 7540 100 1330 16 --- --- --- --- --- --- --- --- --- 11100 100 2290 17 22000 4700 13500 --- --- --- --- --- --- 12000 100 2540 18 24900 7220 15400 --- --- --- --- --- --- 9920 100 2470 19 24100 5980 15200 --- --- --- 27500 4940 16700 11200 100 3390 20 23900 6320 15500 --- --- --- 25100 2960 14100 15800 100 3930 21 23800 5060 15500 --- --- --- 22800 2940 15000 13000 100 3290 22 23500 4620 15300 --- --- --- 25000 5060 15500 6920 100 1800 23 25400 5460 17300 --- --- --- 23600 4380 13700 9440 100 3400 24 26700 6880 18200 --- --- --- 22000 3500 13100 12500 160 4070 25 26300 6600 17500 --- --- --- 24600 7020 16000 13400 180 4800 26 27000 7440 18000 --- --- --- 23500 6020 14900 16900 380 6920 27 28000 7660 17800 --- --- --- 24400 8020 16000 19100 600 8390 28 26700 8340 17800 --- --- --- 24200 7300 16000 19400 820 9350 29 26200 9240 17800 --- --- --- 25100 10100 17200 19400 3320 11500 30 25600 11500 18300 --- --- --- 25900 11000 18600 22700 12100 17700 31 25000 14200 19200 --- --- --- 26000 16100 21100 24000 18800 22400 MONTH --- --- --- --- --- --- --- --- --- 29300 100 9670 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 27800 20700 24100 --- --- --- --- --- --- 26600 11200 19700 2 30200 16300 23000 --- --- --- --- --- --- 27200 10500 20300 3 29500 13500 22100 --- --- --- --- --- --- 27800 10700 20500 4 28300 12700 21700 --- --- --- --- --- --- 28800 10300 20700 5 28800 12100 22600 --- --- --- --- --- --- 28300 9880 20000 6 28900 11900 21600 --- --- --- --- --- --- 28300 9540 19300 7 29000 11100 22000 --- --- --- --- --- --- 28100 10500 18500 8 26800 6600 18000 --- --- --- --- --- --- 27800 10500 18600 9 26800 5980 15700 --- --- --- --- --- --- 27500 11300 19600 10 27000 5240 16000 --- --- --- --- --- --- 27600 13300 19900 11 26400 4920 15200 --- --- --- --- --- --- 26700 12600 19500 12 25000 3660 13600 --- --- --- --- --- --- 26400 13700 20200 13 21700 2300 10900 22300 160 9840 --- --- --- 25100 14600 20600 14 --- --- --- 13300 360 4640 --- --- --- 26400 15200 21500 15 --- --- --- 19200 5480 12100 --- --- --- 27900 17500 22900 16 --- --- --- 20300 4980 11900 --- --- --- --- --- --- 17 --- --- --- 21200 4720 14100 --- --- --- --- --- --- 18 --- --- --- 24800 7540 16600 --- --- --- --- --- --- 19 --- --- --- 24100 7000 14900 --- --- --- --- --- --- 20 --- --- --- 24000 6360 15200 --- --- --- 30500 18000 24300 21 --- --- --- 23400 4160 13800 21300 3680 12600 31700 19200 25500 22 --- --- --- 21700 2800 12400 20600 1800 11500 31600 18300 25300 23 --- --- --- 21600 2780 12100 21100 3700 13300 31700 17700 24900 24 22300 3760 13400 15800 380 7050 22100 5360 13500 31400 18200 24900 25 25200 7140 15400 --- --- --- 21600 6120 13600 31400 18100 24900 26 25300 3940 14500 --- --- --- 21600 6700 13600 31200 17900 25000 27 --- --- --- --- --- --- 23700 6760 15100 31500 20000 26300 28 --- --- --- --- --- --- 24500 10600 17000 32400 19600 26700 29 --- --- --- --- --- --- 24700 11100 18000 32300 19400 26900 30 --- --- --- --- --- --- 25600 11600 18900 33000 19500 27400 31 --- --- --- --- --- --- --- --- --- 33300 20900 28500 MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1992 TO SEPTEMBER 1993 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 32900 19300 26900 37000 24500 31300 35100 23700 29800 34100 25200 30300 2 33500 20100 27700 37300 24600 31800 34400 23000 29300 36300 26000 31500 3 33300 19900 27000 36600 24800 31600 33400 23500 28800 36000 27000 32200 4 32900 16700 25800 36500 24800 31500 32400 22800 28000 36000 27400 32400 5 32600 17500 25100 36600 24900 30900 31900 20700 26800 36000 27100 32100 6 34000 18900 26300 34700 23100 29600 32900 22200 28100 36000 28000 32100 7 33800 21000 26900 35300 23100 30100 32600 22300 27600 35500 28200 31700 8 33000 22000 27400 35000 24100 29700 32200 22400 27700 34200 26700 30400 9 31900 23000 27200 34400 23200 29300 32200 23200 27500 33600 24200 29600 10 31700 22300 27500 33600 23600 29300 31900 22500 27100 32900 24600 28600 11 31700 23900 27200 34100 23300 29500 33100 22600 27700 --- --- --- 12 30900 23500 27500 35000 26500 30200 33700 24100 29000 --- --- --- 13 30800 23800 27500 34500 25600 30500 33400 24400 29100 --- --- --- 14 32100 23200 27700 33400 25600 29800 33800 23100 29000 --- --- --- 15 32100 22600 27600 33800 25000 29600 35300 21900 29200 38100 26900 33300 16 31500 22100 27000 35200 25200 30300 35900 22300 29700 38500 27100 33500 17 32000 20900 27100 36000 24600 30600 35900 21800 29700 38500 27100 33500 18 32800 20100 27300 36200 24400 30900 35700 21900 29400 38300 26000 32100 19 33700 21100 28100 35700 24300 30500 36900 23000 30100 38900 26100 33300 20 33900 22700 28400 35500 23200 29400 36700 24700 31200 39300 30100 34300 21 34200 22700 28400 --- --- --- 36500 23900 30900 35400 27400 31700 22 34400 21900 28500 --- --- --- 36300 23300 30500 35200 26000 30900 23 34900 23200 29100 --- --- --- 36700 24200 31500 34600 26300 30800 24 34900 25100 29800 --- --- --- 36400 25600 31300 34700 26900 31000 25 34800 21100 28500 --- --- --- 35500 24700 30100 35200 27900 31600 26 33300 21700 27900 --- --- --- 34900 24600 29300 34700 27800 31600 27 34900 23700 29100 --- --- --- 34600 25000 30000 33800 26700 30400 28 35200 22100 29700 33200 21500 27600 34300 23200 29300 33800 25900 30500 29 36400 24100 30800 33000 21700 27500 34400 24700 29700 34800 27500 31400 30 36100 23900 30900 33900 21500 28200 34500 25500 30100 34700 27700 31400 31 --- --- --- 34700 23200 29300 34600 26000 30600 --- --- --- MONTH 36400 16700 27900 --- --- --- 36900 20700 29300 --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 35200 28100 32000 34300 25300 29800 37200 24200 31100 --- --- --- 2 35400 28700 32100 36200 25800 31500 36800 24200 31300 --- --- --- 3 35300 27000 31800 36700 26300 31900 36500 24800 30600 --- --- --- 4 35400 28600 32100 36600 25300 31600 37600 24600 31500 --- --- --- 5 35700 29000 32300 36500 26600 31500 36400 21000 27500 --- --- --- 6 36300 29900 33000 35000 26500 30900 35000 23500 28000 --- --- --- 7 36500 30200 33400 35800 27100 31400 35300 23000 28200 --- --- --- 8 35700 29500 32500 36000 26600 32100 36400 24200 31300 --- --- --- 9 35100 28500 31900 35700 24800 31500 36800 23800 31300 --- --- --- 10 35300 28500 32000 36300 24400 31300 38900 24100 32600 --- --- --- 11 36200 29200 32900 37200 23800 32500 37500 24300 30700 --- --- --- 12 36600 28400 33100 37700 26500 32500 37100 22700 31400 32800 16100 25200 13 36800 28400 33300 37900 25400 31800 38000 25600 32700 29700 13900 22100 14 37200 28900 33700 37300 22900 31100 38100 26900 33500 27600 10700 19700 15 38000 28500 34000 --- --- --- --- --- --- 25700 9720 17400 16 38700 28800 34100 --- --- --- --- --- --- 27600 14400 21000 17 38100 27800 33100 --- --- --- --- --- --- 27200 16000 21700 18 37400 27200 32600 --- --- --- --- --- --- 26000 12100 19800 19 37400 26400 32500 --- --- --- --- --- --- 26400 16400 21300 20 36500 29400 32700 35600 27700 31600 --- --- --- 27800 20500 25700 21 36900 29200 33100 35900 29400 32700 34600 26400 30800 29200 19900 25600 22 36900 29600 33300 36300 29500 33000 --- --- --- 31700 21200 26500 23 37300 31200 34400 36400 29600 33000 35000 26700 30600 30900 19300 25500 24 37200 31300 34600 36800 29000 33200 34500 24400 30200 31400 18800 25400 25 37400 31400 34900 36100 29200 33300 33700 20600 29200 29900 18400 24900 26 37600 30900 34700 37400 29500 33900 32800 19900 28000 32200 17000 25800 27 37100 30600 33900 37000 26900 32600 32800 21900 28200 32700 17400 26700 28 37300 31100 34500 35400 23900 29800 34600 22800 29600 32600 18200 26000 29 38100 30000 35100 35300 21300 29900 35100 23500 30100 30300 12500 22300 30 38800 30900 34500 36400 24100 30400 --- --- --- 28600 9620 20100 31 35300 26300 31200 --- --- --- --- --- --- 28200 5750 17000 MONTH 38800 26300 33200 --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 25100 4440 14200 --- --- --- 30100 14200 22100 30300 19200 25100 2 23700 3820 13400 --- --- --- 29700 14500 22200 29600 19000 25100 3 22700 4580 13200 --- --- --- 29200 15600 22300 30600 21800 26900 4 22000 5200 13200 --- --- --- 28000 16600 22100 27400 19500 24100 5 --- --- --- --- --- --- 28800 17100 23300 29700 19500 25300 6 --- --- --- --- --- --- 28800 16400 23400 29700 20500 26100 7 22800 4140 14100 --- --- --- 28300 14800 22500 29700 21100 25600 8 22900 4140 14300 --- --- --- 30200 16500 24300 29500 20000 25300 9 21100 2780 11300 --- --- --- 30200 16800 24600 30600 20600 26100 10 22700 2300 12400 16600 920 7820 30000 16000 23900 31000 20000 26800 11 23700 4800 14500 17900 380 7430 30100 15900 23200 31900 23500 27500 12 22000 3140 12500 18900 960 9320 30900 17900 24300 31700 22800 27700 13 24900 3600 12800 18600 940 9160 30000 16700 23900 32300 23700 28100 14 25000 4980 14100 18200 820 8330 28500 16600 23400 31900 22000 28000 15 25000 6680 15000 19700 2260 10600 30900 17400 24900 31900 21500 27400 16 23500 9260 16200 21100 3140 11900 30900 20300 25100 31000 20200 26700 17 24700 11100 17900 23100 10400 15800 30500 20700 25700 33300 23300 28400 18 25500 13600 18600 24700 11800 19000 31200 19800 25800 34600 25500 30800 19 25800 12700 18900 25600 14300 20900 30700 20800 25600 36900 27200 32200 20 27300 12900 19700 27300 16500 22700 30400 19600 24300 36000 28500 32700 21 27900 11900 20500 29100 17600 23800 31000 19700 25900 36500 27900 33100 22 28100 13800 21600 29300 15900 22400 32400 19000 27300 37700 28600 33700 23 29500 10600 21300 29900 16200 23300 34100 22400 29200 37800 27900 33600 24 26100 5220 16600 30100 14800 23500 33800 20800 28600 38200 27000 33100 25 27900 5320 18400 29500 11900 22400 32700 17200 26600 38000 26300 32600 26 27700 6260 18300 31400 11300 23400 34900 18300 27600 37700 27000 32700 27 28000 7820 18600 31700 14500 24100 35400 20800 28100 37800 25700 32300 28 28000 8420 18900 30600 11300 22400 35100 19000 28200 38000 27900 33700 29 --- --- --- 30200 9680 21100 35100 17100 26200 38200 29500 34000 30 --- --- --- 30400 12200 21400 30400 18800 25000 37600 29800 33600 31 --- --- --- 30600 12900 22600 --- --- --- 36700 27300 31600 MONTH --- --- --- --- --- --- 35400 14200 25000 38200 19000 29400 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 36400 22900 31900 21500 3020 12100 23700 9100 17400 29900 13400 21600 2 36400 28400 32500 22100 8140 14200 25200 9040 17500 30100 13000 22500 3 36800 30300 33600 23500 8100 14500 24400 7040 15900 30100 11400 22200 4 37100 29600 33400 22100 4160 13700 22800 5940 14300 32400 10600 22500 5 36800 29600 32800 21000 2280 12400 21700 2060 12300 31700 12200 23200 6 35100 28900 31600 21400 1680 11100 22900 1020 11700 32500 10900 23100 7 31900 26500 29200 20100 1840 10800 23800 1460 11800 32600 10800 22600 8 35000 23800 29100 19600 1020 9850 25000 1360 12300 32400 10500 21300 9 35500 26500 30700 18700 680 9000 27700 2180 13600 29500 7320 17500 10 34600 26500 30500 20600 1140 9850 26400 1680 13400 25900 3100 13400 11 32900 20700 26200 21200 1820 10700 26400 780 10500 25500 1480 12100 12 33000 20500 26600 21900 1960 11700 22900 860 10500 25400 1440 13500 13 33400 20600 27500 21700 2920 12700 22900 1280 11000 24400 2660 13600 14 33400 22200 27800 22800 4040 13600 22500 1160 11100 24000 2560 13300 15 33500 19100 27900 23500 4040 16400 21000 1240 11200 --- --- --- 16 31600 18500 25700 21700 6260 14600 21200 2720 11200 --- --- --- 17 32400 18100 25400 25700 11000 19200 14400 100 5730 --- --- --- 18 33400 20100 26800 27000 11100 19000 16000 100 5680 --- --- --- 19 32000 19100 25900 30100 10100 20600 19300 100 7630 --- --- --- 20 34000 17800 27300 27400 9020 20000 19200 100 8180 --- --- --- 21 34200 19000 27400 28800 7260 18700 15100 340 6060 26700 6920 16900 22 34700 19700 27500 28900 7040 18300 15800 100 7460 27400 7080 16800 23 34500 20400 27700 29400 7900 18500 --- --- --- 26500 6880 16500 24 34200 17900 26900 27900 9440 19100 --- --- --- 26100 8740 17200 25 33500 18400 26400 26000 7020 16700 19700 100 7640 25600 4120 14300 26 32200 19000 26000 24600 6240 15000 20900 260 9330 24600 7820 17500 27 31900 15100 23400 22500 5140 14500 23700 2960 14100 25200 8560 16900 28 24800 7360 15100 19700 4020 12000 28400 13200 21500 26100 14100 20100 29 23300 6200 14300 21900 4760 14000 29100 17300 24500 30100 10400 21500 30 22900 4620 12900 22800 7140 14500 30200 16400 23400 29300 7260 18500 31 --- --- --- 21100 5060 15400 32100 14500 23300 --- --- --- MONTH 37100 4620 27000 30100 680 14600 --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 26800 4060 16600 --- --- --- --- --- --- --- --- --- 2 25200 1220 14400 --- --- --- --- --- --- --- --- --- 3 20200 -20 7650 --- --- --- --- --- --- --- --- --- 4 17100 -160 4940 --- --- --- --- --- --- --- --- --- 5 16400 -180 4880 --- --- --- --- --- --- --- --- --- 6 16800 -180 5190 --- --- --- --- --- --- --- --- --- 7 17800 -20 5480 --- --- --- --- --- --- --- --- --- 8 17000 20 5390 --- --- --- --- --- --- --- --- --- 9 16000 60 4990 --- --- --- --- --- --- --- --- --- 10 17300 120 5890 --- --- --- --- --- --- --- --- --- 11 19800 240 7830 --- --- --- --- --- --- --- --- --- 12 20100 640 9120 --- --- --- --- --- --- --- --- --- 13 17100 -280 4750 --- --- --- --- --- --- --- --- --- 14 5860 -300 793 --- --- --- --- --- --- --- --- --- 15 11800 -280 2890 --- --- --- --- --- --- --- --- --- 16 12900 -200 4040 --- --- --- --- --- --- --- --- --- 17 12600 -200 3700 --- --- --- --- --- --- --- --- --- 18 11900 -360 3340 --- --- --- --- --- --- --- --- --- 19 11900 -380 2980 --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1994 TO SEPTEMBER 1995 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 --- --- --- --- --- --- --- --- --- 31800 16900 25300 2 --- --- --- --- --- --- --- --- --- 31100 16200 24500 3 --- --- --- --- --- --- --- --- --- 29900 15300 23100 4 --- --- --- --- --- --- --- --- --- 29300 14600 22600 5 --- --- --- --- --- --- --- --- --- 27500 13200 20900 6 --- --- --- --- --- --- --- --- --- 24900 13000 19000 7 --- --- --- --- --- --- --- --- --- 26700 13800 20800 8 --- --- --- --- --- --- --- --- --- 26800 15000 21300 9 --- --- --- --- --- --- --- --- --- 25700 13900 20600 10 --- --- --- --- --- --- --- --- --- 25700 13000 20200 11 --- --- --- --- --- --- --- --- --- 22400 4980 14900 12 --- --- --- --- --- --- --- --- --- 20900 1380 10900 13 --- --- --- --- --- --- --- --- --- 20700 480 9830 14 --- --- --- --- --- --- --- --- --- 21200 620 10600 15 --- --- --- --- --- --- --- --- --- 21000 700 10000 16 --- --- --- --- --- --- --- --- --- 20200 620 9150 17 --- --- --- --- --- --- 27900 11000 20400 17300 420 7400 18 --- --- --- --- --- --- 29000 11600 21100 20500 700 9760 19 --- --- --- 38500 38400 38400 28600 11600 21100 22600 3060 12800 20 --- --- --- 38700 38500 38600 28500 12300 21500 26300 3120 14400 21 --- --- --- 39000 38700 38800 29200 12500 22100 26300 4660 15700 22 --- --- --- 39200 39000 39100 29500 13300 22000 25500 2840 15000 23 --- --- --- 39500 39100 39300 29300 13000 21900 26900 3480 15900 24 --- --- --- 39800 39400 39600 29800 13000 22200 28600 3480 17800 25 --- --- --- --- --- --- 29600 11900 22500 28500 5160 18500 26 --- --- --- --- --- --- 28800 11300 21700 29100 5980 19000 27 --- --- --- --- --- --- 31300 11600 22400 29100 7860 19600 28 --- --- --- --- --- --- 30100 12000 22500 29000 8360 19400 29 --- --- --- --- --- --- 32500 13100 23500 28200 7780 18200 30 --- --- --- --- --- --- 32700 15400 25000 28000 8700 19100 31 --- --- --- --- --- --- 32400 17000 25600 --- --- --- MONTH --- --- --- --- --- --- --- --- --- 31800 420 16900 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 26900 10200 20500 --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy WORKING DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy APPROVED DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy APPROVED DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- --- --- --- 30900 22500 27000 31500 17200 25700 2 --- --- --- --- --- --- 31600 22300 27200 29800 16000 23600 3 --- --- --- --- --- --- 32700 22200 28000 29000 11400 21000 4 --- --- --- --- --- --- 33100 20900 27800 30900 11400 21400 5 --- --- --- --- --- --- 33600 21400 28400 31400 12000 22200 6 --- --- --- --- --- --- 34300 21600 28400 31800 11800 21900 7 --- --- --- --- --- --- 34100 20900 28100 32000 13100 22600 8 --- --- --- --- --- --- 34300 21700 28200 32000 14200 23300 9 --- --- --- --- --- --- 34300 22700 28400 31900 16000 24100 10 --- --- --- --- --- --- 34500 23600 29100 31700 16700 24500 11 --- --- --- --- --- --- 34300 23000 28700 31700 17500 24600 12 --- --- --- --- --- --- 33800 21200 27200 31300 17900 24800 13 --- --- --- --- --- --- 32100 16900 25100 30900 17500 24600 14 --- --- --- --- --- --- 29300 15000 22600 30900 17300 24900 15 --- --- --- --- --- --- 30600 17000 24800 31600 17900 25200 16 --- --- --- --- --- --- 31100 18500 25700 32000 18200 25600 17 --- --- --- --- --- --- 30700 17100 24900 32400 18600 25600 18 --- --- --- 29800 13800 23300 30600 17000 24300 32500 17800 25700 19 --- --- --- 29000 12600 22300 30900 16700 24100 32600 19500 26000 20 --- --- --- 30900 16000 24200 31200 17300 24200 30700 19900 25500 21 --- --- --- 29100 12400 22000 31500 18700 25200 31100 19200 25300 22 --- --- --- 30000 12500 22700 31400 19600 25500 31200 20800 26200 23 --- --- --- 30300 15800 23300 30500 20500 25800 31400 22100 26700 24 --- --- --- 29600 16200 22600 30600 22100 26300 31400 22300 27000 25 --- --- --- 29600 17300 22400 30900 23800 26900 31000 23300 27500 26 --- --- --- 29300 17800 22400 --- --- --- 31400 24000 28100 27 --- --- --- 29000 20000 24500 --- --- --- 32300 25000 28500 28 --- --- --- 29000 21700 26500 --- --- --- 32800 25300 29100 29 --- --- --- 31400 23000 28200 32200 24000 27700 34300 25500 29900 30 --- --- --- 32400 23200 27400 32300 23500 27600 36000 26000 31500 31 --- --- --- 32800 22400 27300 --- --- --- 35800 24300 31000 MONTH --- --- --- --- --- --- --- --- --- 36000 11400 25600 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 021720869 ASHLEY RIVER NEAR NORTH CHARLESTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 325004 LONGITUDE 0800126 NAD27 DATUM -7.58 NGVD29 Date Processed: 2005-04-01 16:50 By mishealy APPROVED DD #14, BOTTOM, PUBLISHED Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 37000 23200 30800 36800 20900 29600 38500 24200 32000 25400 8990 17800 2 38200 24500 31800 37000 20400 29000 38900 25800 32600 26300 10200 19300 3 38300 24200 31800 37800 20600 29400 38600 26500 33100 26800 12200 20000 4 37800 24900 31800 37500 21900 30000 37800 26000 32600 26400 12900 19900 5 38500 25200 32000 37400 22900 30500 37400 26900 32700 27000 14500 20800 6 38500 27100 32900 37500 23900 31100 37400 26700 32800 26500 14700 20200 7 38600 27800 33300 36900 24900 31500 38400 28800 33900 21900 11300 16400 8 38300 27200 33100 35900 23600 30700 37200 28900 33400 19600 9330 14500 9 38000 26400 32600 36200 25600 31200 37100 29600 33200 24100 11500 18000 10 37400 26400 32700 35700 24500 30900 36600 30200 33300 25100 11900 18400 11 36700 25500 32000 35200 25900 30800 36600 29600 33200 25400 11800 18300 12 37300 25700 32600 34800 25800 30200 37100 29700 33300 26600 10200 18400 13 37600 28900 33900 34900 26400 30200 34600 25100 30600 26100 8300 18200 14 37200 27000 32300 34900 26300 30200 33800 22300 29800 26400 7800 17900 15 35200 23300 29300 35600 26000 30500 32300 22500 28300 26200 5420 16300 16 30900 19800 25100 35800 25400 31000 32000 19900 26200 26500 4990 16000 17 30400 18300 24200 35900 27400 31300 32200 19800 26500 26400 5700 15600 18 30200 19200 24900 35700 26500 31000 32000 20100 26500 24400 3890 13900 19 31600 20400 26000 36600 26500 31800 31800 19700 26100 27200 6460 17300 20 33400 22400 27700 36800 26700 31500 31500 19800 26100 28700 11000 20400 21 33700 24500 28600 36700 26400 31600 31100 19200 25900 29200 11400 20700 22 33800 24000 28300 36700 27300 32300 31700 19900 26300 28000 11700 19600 23 31900 23300 27600 36800 27100 32200 31800 21500 27100 27600 12100 19500 24 31800 22900 27700 36300 26400 31400 32000 21200 27200 28900 12500 21300 25 31100 23800 27800 36600 24800 31200 32200 22100 27600 29800 13400 22400 26 31600 23400 27400 36900 25900 31700 32200 21300 27300 30200 14100 22800 27 32400 22600 28100 37500 25200 32100 33000 20900 27500 28200 13100 21800 28 35000 23800 30000 37600 24600 31900 34000 21000 28000 25400 8230 18100 29 36600 23300 30500 37400 23200 31200 29700 13200 22900 26400 7670 18100 30 37400 23900 31100 38000 23000 31300 26300 9160 18100 27900 9410 19600 31 --- --- --- 38500 24100 32200 26200 8860 17800 --- --- --- MONTH 38600 18300 29900 38500 20400 31000 38900 8860 28800 30200 3890 18700