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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 --- --- --- --- --- --- 31000 14600 23600 --- --- --- 2 --- --- --- --- --- --- 31800 15400 24300 --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- 29300 13100 21900 --- --- --- --- --- --- 23 --- --- --- 27800 14200 22100 --- --- --- --- --- --- 24 --- --- --- 30100 14400 22800 --- --- --- --- --- --- 25 --- --- --- 29700 12600 22900 --- --- --- 26000 4460 16000 26 --- --- --- --- --- --- --- --- --- 26600 3480 16300 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- 18300 2430 8230 --- --- --- 29 --- --- --- 31200 13900 24400 19800 2450 9180 --- --- --- 30 --- --- --- 31100 14300 24700 20500 2370 9440 --- --- --- 31 --- --- --- 30700 14400 23900 20700 2350 9290 --- --- --- 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 --- --- --- --- --- --- 24900 5660 15100 26000 14000 20600 2 --- --- --- --- --- --- 26500 8620 17700 28800 16100 22600 3 --- --- --- --- --- --- 26500 10800 18800 30700 14700 22200 4 --- --- --- --- --- --- 29200 11200 20000 29200 12200 21300 5 --- --- --- --- --- --- 28100 9240 18500 27000 7220 18800 6 --- --- --- 29400 16900 23400 28200 8880 19700 27600 7020 17400 7 --- --- --- 30700 18200 25600 25800 7000 18400 28700 5540 17400 8 --- --- --- 31300 17700 25600 27500 6260 17800 27100 1480 12900 9 --- --- --- 31800 17600 25900 28400 5600 18300 25200 860 10500 10 --- --- --- 32300 17600 25900 28800 5980 16800 24100 680 9190 11 --- --- --- 30500 16700 25100 22700 2020 12500 20300 580 7760 12 --- --- --- 32900 15700 25200 24200 1920 13900 18900 360 5410 13 --- --- --- 29700 14000 22200 25300 3600 15900 9800 180 1060 14 --- --- --- 30400 13900 22900 25700 5260 17000 4720 300 829 15 --- --- --- 29500 14100 22600 26800 6760 18000 7600 300 1340 16 --- --- --- 30000 15800 22600 27400 6600 17900 11300 300 2330 17 --- --- --- 30800 16500 24600 27000 4560 16100 12100 300 2460 18 --- --- --- 30600 16900 24700 25000 4760 15500 10100 280 2130 19 --- --- --- 31300 17700 25600 27800 4500 16900 11500 300 3440 20 --- --- --- 32800 19800 27900 25500 2920 14300 12800 300 3840 21 --- --- --- 33900 20200 28100 24200 2800 15600 13000 340 3380 22 --- --- --- 33400 16600 25400 25700 4500 16000 7140 260 1810 23 --- --- --- 28100 9540 18500 24300 4060 14000 9680 340 3440 24 --- --- --- 26300 7000 16300 22700 3480 13300 12700 360 4110 25 --- --- --- 22700 5640 14400 25300 6220 16100 14300 400 5020 26 --- --- --- 25100 5020 13900 23800 5260 14900 17300 560 6910 27 --- --- --- 23500 3380 12400 25400 7340 16300 19300 780 8210 28 --- --- --- 22500 3340 12100 24800 6700 15800 19800 780 9070 29 --- --- --- 23100 3320 12700 25500 8700 16400 20000 1660 9640 30 --- --- --- 21000 4380 12800 24500 10100 17000 22600 5580 14400 31 --- --- --- --- --- --- 26300 12600 19700 24100 7920 17300 MONTH --- --- --- --- --- --- 29200 1920 16600 30700 180 9250 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 27200 11300 19500 --- --- --- --- --- --- 27800 10600 20500 2 30400 12800 21700 --- --- --- --- --- --- 28300 9580 20900 3 30600 11900 22100 --- --- --- --- --- --- 28700 9800 21200 4 29600 12500 22300 --- --- --- --- --- --- 29800 9840 21100 5 30000 11500 23200 --- --- --- --- --- --- 29300 9200 20400 6 30000 11500 22300 --- --- --- --- --- --- 29400 9200 19600 7 30400 11100 22800 --- --- --- --- --- --- 29400 10200 19800 8 28400 6860 18600 --- --- --- --- --- --- 29200 11200 20400 9 27100 5800 15800 --- --- --- --- --- --- 29000 12400 20700 10 27100 4700 16000 --- --- --- --- --- --- 28900 11800 20800 11 26600 4060 15200 --- --- --- --- --- --- 28000 12900 20700 12 25400 3140 13600 --- --- --- --- --- --- 27600 13700 21300 13 22100 2040 10300 22700 160 9880 --- --- --- 27100 14400 21000 14 --- --- --- 13800 240 4350 --- --- --- 26000 12700 20500 15 --- --- --- 16900 2500 9210 --- --- --- 27500 15500 21700 16 --- --- --- 20700 4380 11300 --- --- --- --- --- --- 17 --- --- --- 21200 3040 11200 --- --- --- --- --- --- 18 --- --- --- 25400 5580 15100 --- --- --- --- --- --- 19 --- --- --- 24500 5480 14900 --- --- --- --- --- --- 20 --- --- --- 24600 5100 14900 --- --- --- 30100 16100 23000 21 --- --- --- 23800 2720 13400 21500 3010 12400 31500 16700 24400 22 --- --- --- 22000 1820 11800 21500 2350 11900 29000 15800 23300 23 --- --- --- 21500 1740 11900 21400 5290 13400 31300 14600 22100 24 22800 2600 12300 16100 160 6460 20900 5750 13700 31200 17000 24200 25 25000 5040 14100 --- --- --- 21800 6670 13900 31100 15700 23900 26 24800 3380 14100 --- --- --- 21800 7580 14200 30900 16100 23700 27 --- --- --- --- --- --- 24800 8900 15700 31200 18500 25500 28 --- --- --- --- --- --- 25500 9560 17200 32000 19300 26100 29 --- --- --- --- --- --- 25900 10000 18100 31900 18900 26100 30 --- --- --- --- --- --- 26800 10600 19700 32400 17000 25900 31 --- --- --- --- --- --- --- --- --- 32900 18500 26700 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 30700 17700 25100 36500 23400 30900 35100 23300 29700 35100 26100 31200 2 31700 18900 25300 36700 22200 30300 34100 21900 28800 36300 26400 32000 3 32800 17400 25600 36400 23800 30500 34000 22500 28500 36300 27700 32500 4 32300 17500 25400 36100 24800 30800 32800 22000 27800 36400 27300 32800 5 32200 18300 24900 36200 24500 30900 32700 20600 27300 36400 27600 32300 6 33200 17500 24300 35500 22900 30300 33000 20700 27600 36100 26600 32300 7 32400 20500 25700 34500 23300 29500 32800 20400 26800 36900 28300 32800 8 32200 19600 25900 34500 22400 28600 32700 20700 27100 34800 26700 31200 9 32100 19800 26400 34000 22200 28700 33000 22300 27700 35100 25000 30400 10 31300 21000 26900 32900 21300 28300 32400 21600 27600 34300 24200 29400 11 31100 21700 26700 33200 22200 28500 32000 21900 27100 --- --- --- 12 31100 22700 27600 33700 23300 29000 33200 21600 28000 --- --- --- 13 30700 23600 27300 33300 22900 28900 33000 21900 28200 --- --- --- 14 31800 22900 27700 33400 23700 28900 33200 21200 27200 --- --- --- 15 31700 22900 27500 33900 23200 27600 34500 20900 28100 39200 27600 34400 16 31500 22300 27200 35300 24100 29600 35200 20700 28900 39500 27800 34400 17 31900 22100 27300 35500 21400 29400 35800 21100 29400 39600 27800 34500 18 32800 21700 27100 36400 23600 30500 35600 20700 29000 40300 27600 34700 19 33600 21300 27500 34600 23900 29800 36900 22100 29700 39500 28500 35600 20 34000 21800 27900 35900 22900 31100 36800 24800 31500 39800 31400 35300 21 34200 22000 28300 35700 23500 30800 36600 22700 30200 35500 26300 32100 22 34200 21200 28200 34700 22700 29000 36900 21900 30900 34800 25900 30600 23 35000 23100 28600 35400 23400 29800 36900 25200 31800 35100 26000 30500 24 35000 24100 30000 --- --- --- 36700 24200 31200 34700 25600 30500 25 34500 22700 28800 --- --- --- 36100 24700 30800 35100 27000 31200 26 33700 23100 28400 --- --- --- 35300 24800 30500 34800 26200 31100 27 34400 21400 28700 --- --- --- 35300 25000 30700 34300 24300 30400 28 34000 22500 28700 33800 21400 27700 35200 24900 30700 34400 25700 30600 29 36200 22700 30200 33100 20600 27500 35300 24800 30700 35000 25800 31000 30 36000 21900 30300 33900 21700 28000 35400 24800 31000 35000 27100 31300 31 --- --- --- 34800 23000 29100 35600 26400 31500 --- --- --- MONTH 36200 17400 27300 --- --- --- 36900 20400 29200 --- --- --- 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 35400 26400 31800 34500 25000 30400 37000 25700 31700 36700 25600 31500 2 35500 28100 31700 35800 26800 31700 37300 26000 32000 34900 22700 29600 3 35200 27400 31400 36000 28100 31900 36700 26200 31700 35800 23100 30300 4 34200 26500 30900 36000 28100 32200 36800 26100 31800 34900 18500 26100 5 35600 27200 31800 35800 27800 31900 35200 23200 29600 32600 20200 26800 6 35300 29500 32700 34100 25700 30200 35600 25000 30400 33600 20600 27900 7 35400 27500 32100 34800 25600 30400 35900 26400 31500 34200 20100 28000 8 34200 28700 31500 35000 26400 31200 36600 25600 32000 33800 19500 27400 9 34700 26200 30700 35300 25000 31200 37300 25600 32300 34100 19500 28500 10 34000 25600 29900 35000 24600 30900 37700 25400 32600 34400 20700 29000 11 34900 25300 30200 36000 24600 31600 36300 24400 30900 35000 21700 29400 12 35100 24900 31100 36500 25200 31500 37600 23600 31900 34600 17300 26800 13 35200 25000 31100 36400 24500 31100 38100 25700 33100 31500 14900 23600 14 37000 26100 30900 36000 23900 30400 38300 26700 33800 29100 12700 21400 15 38000 29200 33600 36200 24100 30600 37700 25200 32000 27300 10600 18600 16 37200 26900 32000 35900 24800 30600 37100 24600 31600 28200 13700 20700 17 35900 26200 31200 35800 25700 31000 37700 27200 33000 28800 15800 22600 18 35500 26600 30600 35200 25800 30900 37300 27900 33000 27100 12800 19800 19 34300 25000 30500 35700 27300 31800 36700 27800 32700 27700 16100 21500 20 36500 26200 31300 34400 26900 30700 36300 28700 32900 28700 16600 23500 21 35900 28400 32000 35200 28800 32100 35900 26700 31300 30400 17200 24100 22 36100 28700 32600 36000 29000 32600 35200 27500 31800 33000 18200 25500 23 36500 30500 33700 35900 29000 32600 35800 25900 31100 31800 17400 25300 24 36600 30300 34000 36300 28400 32700 35300 24400 30900 32600 17300 25800 25 36800 30900 34400 36300 28400 33200 34400 21000 29700 30900 17300 25200 26 37100 29700 34000 37300 29800 33800 33500 20400 28700 32900 16300 25900 27 36800 30400 34000 37600 29200 33500 34300 22300 29200 34000 17200 27600 28 36900 29900 33900 36000 24600 30500 35000 23100 30000 33900 17600 26800 29 37500 29000 33900 35700 22800 30200 35800 23600 30700 31300 12700 23100 30 38200 30200 34000 36500 24100 31000 36300 23700 30900 29600 9740 20800 31 34800 26000 30800 --- --- --- 36600 25100 31500 29200 5780 17500 MONTH 38200 24900 32100 37600 22800 31500 38300 20400 31500 36700 5780 25200 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 25400 3500 13600 --- --- --- 31500 13400 23200 29700 19500 24800 2 22400 2840 11900 --- --- --- 30100 14600 23000 29100 19100 25100 3 21400 2660 11700 --- --- --- 30600 15300 22800 30000 20400 26400 4 20800 3120 11800 --- --- --- 29500 14000 21900 27000 19900 24100 5 --- --- --- --- --- --- 30300 15700 22900 29000 20000 24900 6 --- --- --- --- --- --- 28400 14800 23000 29000 20200 25400 7 21400 2940 12700 --- --- --- 28000 13600 22100 29000 19700 25100 8 21700 2260 12500 --- --- --- 30100 15100 23800 28900 19100 24800 9 19900 1560 10100 --- --- --- 29200 15300 23700 30000 20900 25800 10 21100 1240 11200 16700 620 7720 29600 15100 23200 30300 21000 26000 11 22400 2680 12600 17300 387 7170 29600 14200 22500 31100 22100 26700 12 20700 1900 11300 18700 665 8990 30000 15600 23000 31000 21700 26800 13 20800 2160 11200 19300 790 9080 29100 14700 23200 31700 22400 27400 14 21800 3120 12000 18600 945 8140 29500 15400 22400 31600 23000 27300 15 21800 4320 12700 19900 1880 10500 29400 15600 23200 31200 22100 26800 16 22100 6360 13800 21800 2410 11200 28700 16800 23100 30400 21500 25900 17 23100 9640 16100 24500 6830 15200 29000 17200 23700 33200 22300 27800 18 24900 11100 17400 23400 9440 16400 29900 16700 23700 34300 25600 30800 19 25200 11400 17900 24700 11600 17900 30200 17000 24500 35200 27000 31900 20 27000 10200 18100 26400 13700 20400 30600 16100 24400 35900 28000 32300 21 27700 10500 19100 28400 15500 22100 30800 16900 25300 36600 25000 32800 22 26700 12000 20700 29600 14200 22000 32500 18200 26800 37700 27200 33600 23 29400 10500 20800 29600 13600 21900 34500 20000 28200 37900 24600 32700 24 26000 4940 16400 30300 13700 23200 34100 19200 28200 38400 25800 33100 25 27800 5160 18500 30400 11400 22700 34300 17900 26800 38300 25700 33100 26 27100 5640 17900 32500 11500 24300 34700 17000 26700 38100 26800 33000 27 28000 7480 18700 32900 14700 25100 34800 18600 26300 38200 26800 32700 28 27000 7420 18000 31900 11100 23100 34700 19700 27300 38500 29300 34500 29 --- --- --- 31600 11200 22100 34700 18400 26000 38700 29600 34400 30 --- --- --- 30600 12200 21700 30000 19200 24800 38200 29800 34100 31 --- --- --- 32000 12900 22900 --- --- --- 36900 27400 32100 MONTH --- --- --- --- --- --- 34800 13400 24300 38700 19100 29100 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 36200 22900 32100 20200 2620 10300 24500 5360 15000 28100 10900 19700 2 36200 28600 32400 21900 4010 12300 26600 7480 16900 28300 11600 20800 3 36700 27100 33100 22700 4900 13200 25900 6610 16600 28400 10800 21400 4 37000 28800 33300 21600 2960 12400 25000 5030 15700 30300 9620 21500 5 36900 28600 32900 20700 1090 10900 23700 2780 13800 30600 10900 22400 6 36700 28300 32500 21400 529 10100 25000 2730 13500 30400 10700 22300 7 32200 26000 29300 19800 799 9980 25900 3310 14400 30500 10200 21800 8 34900 23600 29100 19300 549 9290 27500 3610 14600 30000 10300 20500 9 35600 24200 30600 19100 558 9010 27300 2060 14800 28800 6440 17200 10 35000 26100 30500 20000 907 9460 25900 1780 13000 25200 1660 12000 11 32800 20700 26100 20900 1140 10400 25000 780 11000 24900 982 11700 12 33000 20800 26600 21900 1510 11000 22800 840 10200 24800 854 12700 13 33100 18600 26700 22200 2060 12300 22800 920 10700 24000 1520 13000 14 33200 17400 25700 22600 2910 13000 22400 1000 10900 23000 1580 12600 15 33400 20600 27100 23300 3060 16400 20700 1020 10700 --- --- --- 16 33400 18400 25600 23300 6600 16000 20900 1820 10800 --- --- --- 17 31900 18100 25200 27100 8440 18300 14100 120 5450 --- --- --- 18 32900 19100 26300 26700 11100 20900 15700 120 5350 --- --- --- 19 33100 19400 27100 29700 8000 20600 19000 140 7440 --- --- --- 20 33400 18700 26700 27400 7850 19100 18700 160 7880 --- --- --- 21 34400 18700 27300 28400 6960 17600 14700 160 5500 --- --- --- 22 34600 19500 27900 28600 6710 17900 16500 140 5650 --- --- --- 23 34400 19900 27700 28700 7940 17900 18000 160 6760 24200 5820 15400 24 34100 19300 26700 27400 8630 18600 18700 140 6970 24300 6900 15900 25 33200 19400 26400 25400 7200 16700 19300 292 7150 23800 3570 13000 26 31800 15500 24400 23700 6350 15100 21100 390 8670 22600 5270 14300 27 30000 13100 21400 22700 5210 13300 21600 580 10500 23000 4710 14200 28 20500 7070 13400 19900 4110 12000 25800 3600 15300 23900 6820 15700 29 23000 5600 12800 22000 4380 13800 26600 5720 17500 27000 8820 18000 30 21500 4390 11700 23000 6280 14000 27600 8870 18300 26600 6010 17200 31 --- --- --- 22000 3930 12700 29300 10900 20000 --- --- --- MONTH 37000 4390 26600 29700 529 14000 29300 120 11600 --- --- --- 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 24400 2020 15000 25700 3140 14600 26800 3340 16500 17100 930 6810 2 23200 1100 13500 23800 2430 14800 27500 3180 16400 15800 3620 7690 3 19000 420 7350 25900 3300 15900 27600 3220 16200 17000 1000 6660 4 15600 240 4880 26500 3990 16000 27000 3620 15800 16800 751 5790 5 15300 280 4900 25800 4500 16100 --- --- --- 17500 1030 8430 6 15800 320 5210 26300 5550 16500 --- --- --- 18700 1210 8800 7 16600 380 5530 25900 5980 16600 --- --- --- 17100 786 6120 8 15800 420 5340 25900 8050 17600 --- --- --- 18300 1010 8180 9 15700 500 5400 24300 8100 16600 --- --- --- 20100 3750 11700 10 16100 460 5920 24700 8270 16600 --- --- --- 22800 5780 13900 11 18300 660 7510 26000 12000 19800 --- --- --- 25100 6590 15600 12 18700 860 8780 26300 10300 19600 --- --- --- 25300 5540 15600 13 15200 160 4460 26200 9500 18600 --- --- --- 25400 4890 16100 14 5240 60 943 25700 9500 18700 23600 1710 12900 23900 1630 12900 15 10600 60 2820 26300 9800 18800 23500 1710 13600 20000 612 5870 16 11900 160 3840 27100 10000 19600 23500 1570 12900 14400 643 4790 17 11900 220 3600 26800 8440 17800 22500 1360 11500 --- --- --- 18 11300 220 3400 27300 7660 18600 20500 581 9970 --- --- --- 19 11200 220 3130 28600 8730 19900 19800 656 10000 15700 752 5420 20 9220 126 3130 29400 9820 20700 20200 712 10100 11500 628 2010 21 11700 188 4020 29300 10000 20100 20600 949 10100 10700 640 3430 22 14000 319 4980 26700 8640 17400 20700 1340 9970 13000 627 4400 23 14800 335 4960 25100 9620 17500 20900 1020 10900 14500 77 5070 24 17700 419 7280 25500 10000 18100 19300 915 9210 16600 90 6390 25 20500 1370 10400 25000 10500 17700 18400 491 9000 19300 656 9160 26 22500 3140 12800 24700 10600 17600 18100 508 8800 20700 883 10400 27 23500 6190 15100 24900 11000 18400 19200 464 8940 22200 1540 12600 28 22900 7420 15200 25800 10600 18400 19300 360 8190 23200 1540 12100 29 23300 5250 14900 25400 5980 18300 18400 360 7670 21300 907 12100 30 24600 3930 15400 25900 4380 16700 19800 436 8390 23200 1450 11300 31 24700 3850 16200 --- --- --- 21100 794 8060 22300 1160 10900 MONTH 24700 60 7610 29400 2430 17800 --- --- --- --- --- --- 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 20700 1300 10100 18600 1250 8820 21400 13600 18000 33400 19000 26200 2 18000 1100 9000 20100 1650 10200 21100 13600 17700 32900 19900 26900 3 21000 1540 10500 21300 2040 10400 20800 14200 17900 33400 21800 27300 4 21000 916 8280 21200 2410 10700 20800 14100 17500 33400 23500 28500 5 19300 2300 10400 21300 2720 10600 21100 14900 18100 32400 22100 27600 6 22300 5950 14100 21300 2700 10500 21400 16600 19300 32900 23800 28400 7 26100 8060 16800 18700 3450 9850 25200 13900 19900 33100 24500 28800 8 26700 9680 18500 18300 4390 10600 26600 14300 21100 33000 24900 29400 9 31100 13900 23300 18100 4980 10800 27700 15200 21700 33900 25400 30300 10 --- --- --- 19900 8110 14400 27800 15000 21800 33400 24300 29600 11 --- --- --- 21100 9520 15100 28700 15300 23200 32600 21300 28300 12 26200 4530 16400 20700 7930 14800 29300 15100 23200 35000 20700 28500 13 25000 2650 15600 21200 7340 14800 29200 12500 22000 33900 21600 29200 14 23700 1500 12300 26400 7340 16600 30900 12700 22700 35400 21700 29600 15 22700 1190 10900 28000 7370 19200 31300 12800 23300 34800 20300 28200 16 18400 771 8080 --- --- --- 30700 13000 23100 34500 22700 28400 17 19100 844 8520 --- --- --- 29600 13300 22000 36300 24300 29700 18 19200 1040 8700 31100 7680 19400 28700 14500 22500 36300 24500 30200 19 17600 868 5550 30900 9750 21300 29400 15200 23700 36400 25000 30600 20 16200 874 6650 30900 8920 20100 31200 15200 23400 36400 22700 31400 21 16900 729 6170 29600 8200 17700 30800 15000 23300 36900 26800 32100 22 18700 102 8210 27000 9130 18100 29700 15300 23100 36400 26700 32200 23 18100 240 7700 26100 9390 18500 31100 16500 25000 35600 24500 30600 24 18100 199 7600 28600 12700 21900 31700 16000 25100 35600 25800 31600 25 19300 780 9760 29100 10800 19300 30500 16500 24600 35300 25200 31300 26 19000 659 8700 21100 10700 16800 28800 11500 20300 35000 23800 29900 27 18200 831 8210 20800 10500 16400 31300 14400 24800 35700 25900 30500 28 18000 960 8440 20600 10200 16400 31400 18200 25300 36700 26100 32200 29 --- --- --- 20700 11700 17100 32600 17100 25600 36700 29000 32700 30 --- --- --- 20700 11800 17000 32600 19800 26700 35900 26200 31100 31 --- --- --- 20900 12200 17200 --- --- --- 35100 28300 31200 MONTH --- --- --- --- --- --- 32600 11500 22200 36900 19000 29800 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 36200 27000 30400 --- --- --- 31800 16300 25000 17900 1660 8420 2 36000 26500 31100 --- --- --- 33100 17600 26400 18000 1660 8350 3 34300 26100 30200 --- --- --- 31100 16300 24000 19900 1600 9510 4 33800 26600 30300 --- --- --- 29700 14900 22400 19200 1560 9310 5 34000 24900 29700 --- --- --- 31100 14000 22800 20500 1480 9920 6 32900 19200 25400 --- --- --- 31800 14000 23700 21900 1740 10800 7 29900 19900 25100 --- --- --- 33500 14100 25000 21300 1820 10900 8 30100 18200 24500 32200 20300 27000 34300 18300 27400 21000 2060 10800 9 32900 19400 27200 32900 19500 26700 35400 18800 28100 20200 2620 11000 10 34000 20300 28100 33300 19600 27200 35400 19000 27600 19600 2600 10600 11 34300 20000 28000 34300 19700 27400 35200 19000 28100 19800 2900 11400 12 34100 18100 27400 34300 20000 27500 35500 20200 28000 21400 3800 12200 13 35100 18100 27600 34400 18900 27300 35200 19000 27800 19400 4160 11500 14 34300 20200 27800 33200 17600 26600 35400 20100 28500 18900 4140 10700 15 34300 20700 28000 32500 17200 25700 35400 21800 29000 19300 4100 11200 16 34300 21700 28100 32500 17300 25100 34600 22400 28900 22400 5540 13400 17 34300 20800 28500 30900 16200 24100 34700 23000 29200 24600 6600 15000 18 34000 21800 29100 30200 16400 24300 34700 23700 29500 28100 8220 18300 19 34000 22400 28400 30100 15400 23700 34800 25000 30500 28100 10700 19700 20 32500 21400 28000 31900 17200 25200 35100 26000 31100 27500 8700 19400 21 32700 22000 28100 31300 19500 25700 35200 25800 31400 27200 7300 18400 22 34400 23300 29200 31300 18700 25300 35400 25100 31100 26900 6540 18200 23 34900 24000 29900 30900 14900 25100 34600 23600 30000 26900 6900 18000 24 34900 23400 29400 30800 14900 23700 33200 21700 28400 28000 8580 19700 25 34200 23400 29700 30800 17000 24300 31000 19300 25700 27900 7420 18900 26 34200 23300 29300 30400 15300 23900 28200 13900 21700 27500 4360 16200 27 --- --- --- 29500 13200 22300 23200 5420 15000 23200 2000 11100 28 --- --- --- 27900 13300 20900 19100 1580 8840 22900 1460 10400 29 --- --- --- 29100 12700 20800 19200 1720 9310 23000 1380 10600 30 --- --- --- 31000 12700 21900 18800 1600 9120 22300 1240 10000 31 --- --- --- 31000 14800 23300 17500 1940 8920 --- --- --- MONTH --- --- --- --- --- --- 35500 1580 24600 28100 1240 13100 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 21900 1600 10600 23900 5140 15600 28700 11100 21400 29500 12500 21300 2 21400 1500 10500 23700 5000 15000 27400 12000 20600 30900 12800 22800 3 21000 1580 10700 24000 5240 15500 28800 12100 21700 28900 9440 20100 4 20200 1640 10900 24400 5260 16400 28700 12100 21200 27400 7900 19600 5 19400 1460 9410 26200 6620 18000 29700 11800 22700 28500 10100 20600 6 16600 1180 7840 26000 6840 17800 29600 13100 22400 30400 10400 21600 7 16200 1180 7870 26700 7320 16600 29700 13800 22400 31400 9980 21700 8 18100 1380 9070 22200 4340 13700 31400 16300 24200 26300 7380 17200 9 21400 2020 11500 25100 5280 15400 30400 15500 23400 28000 11000 19600 10 22600 3180 12500 24100 5620 15000 29900 14000 22000 27300 11400 20200 11 23000 4580 12900 24400 6580 14300 29200 14900 22000 29000 15800 22800 12 25600 4780 14000 22700 4040 14100 29100 15300 22500 29100 14300 21500 13 23900 4660 13200 25500 9320 17800 28400 16900 22800 27600 15300 21700 14 23100 4140 12900 28100 11200 19500 28300 16400 22700 27900 14600 21500 15 22300 4180 12400 27800 10300 20000 27500 15500 21800 27800 12600 20600 16 27000 5740 16800 29700 14400 22400 27900 16000 22200 27800 12000 21200 17 27500 8460 18700 28700 15000 22300 30300 16800 24800 28700 11500 21800 18 26200 8280 18400 29400 12500 22800 31300 14800 24900 29100 11500 21900 19 26500 8000 17600 29900 10700 22200 31500 12100 23500 27400 8480 17900 20 26700 5020 17800 30000 10700 22300 29400 10700 21300 27200 7400 18600 21 24400 3700 14800 30700 10300 22100 32700 11300 23400 27900 10400 19600 22 25400 3060 15500 31300 8580 22400 33000 10700 23200 27400 9460 19100 23 26300 2900 15400 32600 10400 23000 33100 10500 22900 26800 9820 19000 24 26100 2640 14400 31500 10000 22000 32100 10000 21000 26300 9900 18600 25 26400 2360 13900 31700 10200 21300 31200 9680 20300 23600 8160 16300 26 26700 2300 14400 30800 10700 21300 31100 9120 20300 24600 11000 18200 27 27800 3480 16000 29900 11100 20900 28900 9260 19900 24700 7220 16000 28 24800 3120 13200 28000 10600 19900 29000 9920 20100 22000 9920 16100 29 24500 3560 13600 27200 9820 19200 28900 10600 20100 24300 11700 17700 30 25300 6900 16100 28000 12200 21400 29600 11500 21000 24200 10700 17400 31 25300 6820 16800 --- --- --- 29500 11200 20800 24600 9920 16800 MONTH 27800 1180 13500 32600 4040 19000 33100 9120 22000 31400 7220 19600 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 25000 9820 18100 29900 18500 25200 --- --- --- --- --- --- 2 26000 8460 17200 32000 17900 25500 --- --- --- --- --- --- 3 24300 5240 14300 29800 15700 22800 --- --- --- --- --- --- 4 22900 3160 12500 --- --- --- --- --- --- --- --- --- 5 21700 2140 11900 --- --- --- --- --- --- --- --- --- 6 20600 1540 10600 --- --- --- --- --- --- --- --- --- 7 20500 1620 10500 --- --- --- --- --- --- --- --- --- 8 19900 1580 9600 --- --- --- --- --- --- --- --- --- 9 18700 1480 8560 --- --- --- --- --- --- --- --- --- 10 21200 4120 12000 --- --- --- --- --- --- --- --- --- 11 21100 4040 12200 --- --- --- --- --- --- --- --- --- 12 24500 480 14000 --- --- --- --- --- --- --- --- --- 13 25100 7600 17300 --- --- --- --- --- --- --- --- --- 14 25300 6400 16500 --- --- --- --- --- --- --- --- --- 15 24700 7240 17200 --- --- --- --- --- --- --- --- --- 16 26200 5740 16700 --- --- --- --- --- --- --- --- --- 17 27700 4960 18300 --- --- --- --- --- --- --- --- --- 18 28200 5520 18300 --- --- --- --- --- --- --- --- --- 19 28800 8360 20000 --- --- --- --- --- --- --- --- --- 20 27300 7620 18900 --- --- --- --- --- --- --- --- --- 21 27000 7540 17700 --- --- --- --- --- --- --- --- --- 22 27200 8360 18600 --- --- --- --- --- --- --- --- --- 23 27200 8720 18500 --- --- --- --- --- --- --- --- --- 24 26600 9480 17800 --- --- --- --- --- --- --- --- --- 25 26100 11800 18800 --- --- --- --- --- --- --- --- --- 26 26200 12100 19400 --- --- --- --- --- --- --- --- --- 27 25700 14000 20300 --- --- --- --- --- --- --- --- --- 28 27800 14200 21100 --- --- --- --- --- --- --- --- --- 29 29100 16600 22900 --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH 29100 480 16200 --- --- --- --- --- --- --- --- --- 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: 2005-04-06 16:00 By mishealy WORKING DD #1, TOP, 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 --- --- --- --- --- --- --- --- --- --- --- --- 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: 2005-04-06 16:00 By mishealy APPROVED DD #1, TOP, 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: 2005-04-06 16:00 By mishealy APPROVED DD #1, TOP, 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 --- --- --- --- --- --- 30700 19700 25700 29100 15700 23600 2 --- --- --- --- --- --- 31400 19700 26600 27300 14500 21700 3 --- --- --- --- --- --- 33100 20500 27800 26200 10300 19100 4 --- --- --- --- --- --- 33800 20400 27800 30900 10500 20000 5 --- --- --- --- --- --- 34400 21000 28800 31400 11000 21000 6 --- --- --- --- --- --- 35300 21300 29000 31900 11200 21200 7 --- --- --- --- --- --- 35200 21000 28700 32100 12500 22100 8 --- --- --- --- --- --- 35400 21900 28800 32100 12600 22200 9 --- --- --- --- --- --- 35400 22800 29100 32100 14200 22900 10 --- --- --- --- --- --- 35600 23500 29600 31900 14500 23300 11 --- --- --- --- --- --- 35200 23000 29100 31600 14900 23400 12 --- --- --- --- --- --- 34400 20100 27500 30900 14800 23400 13 --- --- --- --- --- --- 32400 16500 25200 30800 15200 23500 14 --- --- --- --- --- --- 30000 14700 22300 30500 14700 23800 15 --- --- --- --- --- --- 30900 16300 24700 31600 15000 24100 16 --- --- --- --- --- --- 31500 17100 25700 32100 15500 24500 17 --- --- --- --- --- --- 30800 16400 24800 32700 16400 24600 18 --- --- --- 29500 12200 22800 30600 15300 23900 32800 15900 24600 19 --- --- --- 29200 11500 21900 30700 15400 23600 33000 16600 24900 20 --- --- --- 31100 14000 23900 30800 15300 23500 30600 16700 24100 21 --- --- --- 29100 11600 21700 31200 17300 24500 30900 17400 24200 22 --- --- --- 30300 12400 22100 30600 17800 24500 30900 18900 25000 23 --- --- --- 30200 14800 22800 30300 18700 24500 31100 19700 25500 24 --- --- --- 30000 14800 22100 30200 19400 24900 31000 20200 25400 25 --- --- --- 29300 14400 21700 30500 21200 25800 30800 20400 25600 26 --- --- --- 28300 15400 21500 --- --- --- 31000 21500 26600 27 --- --- --- 28600 16700 22400 --- --- --- 31500 21700 27200 28 --- --- --- 28500 17000 22300 --- --- --- 32500 22400 27900 29 --- --- --- 30700 19300 24900 30200 20800 25500 33100 22000 28600 30 --- --- --- 32100 21800 26400 30200 19800 25400 36200 23800 30900 31 --- --- --- 31600 20600 26600 --- --- --- 35900 22600 30200 MONTH --- --- --- --- --- --- --- --- --- 36200 10300 24400 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: 2005-04-06 16:00 By mishealy APPROVED DD #1, TOP, 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 36100 22600 30100 34900 18800 27400 38000 23700 31700 --- --- --- 2 38300 23800 31400 36200 18000 26400 38300 24700 32000 25700 9030 18200 3 38200 23800 31400 36400 19700 28300 38000 25300 32500 25800 10800 19000 4 38100 24400 31700 36300 20200 28400 37700 25500 32200 25400 11000 18600 5 38700 24800 31700 35700 21400 28900 37400 25700 32200 25700 12500 19200 6 38700 25700 32200 35900 21800 29300 36800 25800 32200 25200 12100 18700 7 38600 27000 32800 36900 22400 30300 38200 27600 33200 21000 9130 15000 8 38300 26000 32600 36100 22300 30500 37000 27600 32700 18200 6380 12400 9 37800 25000 32000 35700 22800 30300 36800 27100 32400 20700 5340 11000 10 37200 25100 32100 35600 22300 30000 36500 27600 32400 21600 5100 12700 11 36700 24300 31500 34800 23200 30000 36600 27800 32500 23900 6860 15400 12 37600 25000 32400 34900 22600 29300 36400 27600 32300 25200 6610 16400 13 38400 27900 33900 34200 22100 28500 34200 24300 29700 25400 6270 16300 14 37800 25100 32200 34900 22200 28800 33400 22900 29500 24900 5670 16100 15 35500 22700 28400 34800 22600 29000 32200 19900 27200 24000 3960 14300 16 31000 19200 24500 36600 23500 29900 31900 18900 25600 24000 3910 14200 17 31000 17800 24000 36500 23800 30200 32000 19500 26000 24600 3710 13500 18 30800 17500 24200 35800 23500 29900 31900 19100 25900 22100 2930 12100 19 32500 19200 25500 36600 24100 30800 31300 18600 25400 23800 3970 14500 20 33200 21300 27200 36600 25000 30700 31100 18800 25400 27500 7620 18100 21 33700 23000 28000 36300 25300 31200 31000 18700 25100 28900 9420 19300 22 33700 21600 27000 36400 25500 31500 31300 18800 25400 27100 9420 18300 23 31500 21600 26300 36500 25500 31400 31800 20300 26400 26800 8840 17900 24 31400 21500 26800 36100 24500 30800 32400 20000 26700 28800 10200 20200 25 31900 21800 27500 35800 23700 30400 32900 20100 26800 29400 11800 21600 26 32200 22500 27700 36600 23300 30500 32700 19400 26700 30000 12700 22000 27 34300 23200 29200 37300 23300 31100 33900 19400 27000 29200 12300 22200 28 34100 22000 28800 37300 22800 31000 33900 19500 27300 25200 7470 17600 29 35900 21700 29400 36800 22000 30200 29600 13000 22400 26000 7330 17500 30 36600 22300 29900 37700 22700 30700 --- --- --- 27700 8740 19300 31 --- --- --- 38200 23700 31700 --- --- --- --- --- --- MONTH 38700 17500 29400 38200 18000 29900 --- --- --- --- --- ---