1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy WORKING DD #20, PUBLISHED,TOP 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 --- --- --- --- --- --- --- --- --- --- --- --- 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 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy WORKING DD #20, PUBLISHED,TOP 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 --- --- --- --- --- --- --- --- --- 48800 39000 43300 2 --- --- --- --- --- --- --- --- --- 46500 39100 42700 3 --- --- --- --- --- --- --- --- --- 46900 40000 43100 4 --- --- --- --- --- --- --- --- --- 46800 39600 43400 5 --- --- --- --- --- --- --- --- --- 46400 40700 43600 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- 49100 25900 37600 --- --- --- --- --- --- 12 --- --- --- 49000 31000 38800 --- --- --- --- --- --- 13 --- --- --- 49900 25100 40000 --- --- --- --- --- --- 14 --- --- --- 37400 23700 30400 --- --- --- --- --- --- 15 --- --- --- 40100 22500 28900 --- --- --- --- --- --- 16 --- --- --- 43400 23000 31400 --- --- --- --- --- --- 17 --- --- --- 44000 25200 33000 37900 24700 31100 --- --- --- 18 --- --- --- 46100 28000 36000 45200 27800 37300 --- --- --- 19 --- --- --- 44100 31500 36900 --- --- --- --- --- --- 20 --- --- --- 42500 32200 37600 --- --- --- --- --- --- 21 --- --- --- 45200 35100 39200 --- --- --- --- --- --- 22 --- --- --- 41800 31900 37000 --- --- --- --- --- --- 23 --- --- --- 41700 31400 37300 --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- 45000 38500 41700 --- --- --- 26 --- --- --- --- --- --- 45400 37900 41300 --- --- --- 27 --- --- --- --- --- --- 48000 31800 40100 --- --- --- 28 --- --- --- --- --- --- 48600 30900 41200 --- --- --- 29 --- --- --- --- --- --- 48100 31300 41600 --- --- --- 30 --- --- --- --- --- --- 48300 33900 42700 --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy WORKING DD #20, PUBLISHED,TOP 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 --- --- --- 50400 35300 43400 46700 35900 41100 49400 39800 45400 2 --- --- --- 48300 34200 43200 51400 40700 45800 51100 39800 46000 3 --- --- --- 50900 34900 43400 51300 38800 45900 50400 38800 45400 4 --- --- --- 51100 32300 42500 49000 37100 44400 50600 39300 45200 5 --- --- --- 51300 33100 42400 49600 37500 43900 50000 36700 43300 6 --- --- --- --- --- --- 49600 39900 44700 47100 36300 41900 7 --- --- --- --- --- --- 48200 37600 43700 48400 35900 41200 8 --- --- --- 49200 36700 43200 49500 38800 44100 49000 35800 41800 9 49700 38300 43700 47700 34700 41300 48800 38600 43400 49800 36400 41400 10 49600 32700 42200 46500 32400 40200 48900 37800 42600 46600 35800 40000 11 49600 33000 41600 49100 31400 38600 49000 37100 41900 49900 33900 39900 12 --- --- --- 49800 33200 41000 50400 33900 42200 50100 36000 42600 13 --- --- --- 50100 33800 42600 48000 38300 43600 50600 39000 43400 14 --- --- --- 51500 34300 43500 50200 39800 43900 50900 39900 44600 15 --- --- --- 51900 35600 43800 50600 40000 45000 50500 39900 45400 16 --- --- --- 52600 37500 44300 50100 36500 44800 51100 40600 45700 17 --- --- --- 53500 39000 45900 52400 41700 47300 50800 38400 45400 18 --- --- --- 53100 40800 47300 51500 42100 47600 50700 37500 45100 19 --- --- --- 53400 43100 47700 51200 43000 47300 51100 37900 45300 20 --- --- --- 53000 42100 47200 52700 42600 48000 51700 40900 46200 21 --- --- --- 53100 42700 47700 52700 42600 48100 50400 38800 44000 22 --- --- --- --- --- --- 51900 41400 47100 50300 34200 42200 23 --- --- --- --- --- --- 52000 40500 46900 49200 33900 41700 24 50300 39900 45000 52900 40000 47100 52400 39400 45700 47800 33400 41400 25 50500 38600 44500 51900 39200 45800 50200 36900 43700 49500 34700 42200 26 49900 36200 43400 51900 37800 44500 50300 34900 42900 48800 35200 42400 27 50100 36100 43400 52500 38000 45000 50100 36200 42700 48600 35000 41300 28 49800 36700 43300 52000 38300 45500 --- --- --- 47000 35400 40500 29 50700 38100 43900 --- --- --- 49300 37900 43400 48400 37100 41900 30 49300 35900 43500 49400 38700 44400 50900 37700 43700 45700 37700 41800 31 --- --- --- 48600 35800 42300 51000 39100 44600 --- --- --- MONTH --- --- --- --- --- --- --- --- --- 51700 33400 43200 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy WORKING DD #20, PUBLISHED,TOP 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 47800 38200 42600 42800 32500 38100 50500 34400 43600 51100 40000 44900 2 47800 38400 42900 44700 32800 39900 52200 34400 43000 49800 36900 42700 3 46300 36400 42100 47400 34000 40400 52400 40600 45500 49600 38200 44100 4 48000 35500 42300 45900 34600 41100 52400 38400 45500 50000 35800 42600 5 46000 35500 41300 45400 30500 40000 --- --- --- 45600 35300 39500 6 47300 34700 40800 45600 32100 39400 --- --- --- 46200 34400 40800 7 47800 35600 40300 44600 30000 37600 --- --- --- 46900 35400 41000 8 44900 33500 39700 44800 35100 40000 --- --- --- 44400 32100 38100 9 47800 36600 41800 44100 34500 40600 --- --- --- 43900 32400 39100 10 47900 37700 42600 45800 36000 41200 --- --- --- 46700 34300 39900 11 46100 38400 42000 47100 39000 43100 --- --- --- 46800 33600 41200 12 49000 39900 43700 47500 37200 42600 --- --- --- 46800 36000 41200 13 49200 40200 44800 48800 37800 42900 --- --- --- 47600 34800 41400 14 48500 40600 44900 48900 33600 42600 --- --- --- 43900 34100 39500 15 48600 41000 45200 48800 31000 41300 --- --- --- --- --- --- 16 50000 40700 45500 46900 32000 38600 --- --- --- --- --- --- 17 48600 40300 44500 49200 35300 42600 --- --- --- --- --- --- 18 49000 37700 44000 47700 35000 42100 --- --- --- --- --- --- 19 49600 36000 43400 47700 35800 41900 --- --- --- --- --- --- 20 49400 37000 42800 44200 34500 38000 --- --- --- --- --- --- 21 47200 33100 41100 46000 33200 38700 --- --- --- --- --- --- 22 45300 34000 39000 46300 34200 38800 --- --- --- --- --- --- 23 47400 34900 39500 46000 35500 39400 --- --- --- --- --- --- 24 48500 36100 40900 46400 37500 42300 --- --- --- --- --- --- 25 44900 38700 41900 47500 37900 43100 --- --- --- --- --- --- 26 45100 38700 41700 48200 39500 43400 --- --- --- --- --- --- 27 47000 39200 43300 49900 39900 45400 --- --- --- --- --- --- 28 46900 40500 43700 46500 40000 42800 --- --- --- --- --- --- 29 48000 39900 43500 49200 38000 43700 50700 39700 45200 --- --- --- 30 49100 38700 44500 51100 37800 43600 48100 40800 44300 --- --- --- 31 45100 33000 40100 --- --- --- 48800 40600 45100 --- --- --- MONTH 50000 33000 42500 51100 30000 41200 --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy WORKING DD #20, PUBLISHED,TOP 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 45500 33800 39300 48000 36900 42800 --- --- --- 45800 31300 39700 2 46700 31400 38700 48600 33700 41600 --- --- --- 43600 28900 38100 3 44300 29300 36400 --- --- --- --- --- --- 46500 35100 40400 4 47000 29600 38000 --- --- --- --- --- --- 45300 34600 38500 5 46800 32700 40000 43700 28500 34900 --- --- --- 42800 33200 37000 6 46400 31900 39100 44000 30400 37700 44200 35100 40200 43000 32000 37300 7 44900 34000 40300 44200 32200 38200 40900 33500 37600 --- --- --- 8 49000 34000 42000 42600 30800 38200 47700 33500 40000 --- --- --- 9 48000 35700 42400 46600 30700 39200 47600 34800 41200 --- --- --- 10 49300 34700 42100 --- --- --- 45500 35000 41200 --- --- --- 11 49400 34800 41400 --- --- --- 46600 33200 40000 --- --- --- 12 47200 34300 40700 46900 29500 37900 45300 35200 40600 --- --- --- 13 45200 34500 39800 47500 31700 38800 --- --- --- --- --- --- 14 44600 33400 38900 43600 29900 36400 --- --- --- 47300 34800 40400 15 44500 33300 39000 --- --- --- --- --- --- 45900 34700 39800 16 43800 32700 38300 --- --- --- --- --- --- 42900 33500 37400 17 46900 31000 37300 --- --- --- --- --- --- 41700 32400 37400 18 48700 30300 37400 --- --- --- --- --- --- 43700 33300 38100 19 46900 31300 37200 --- --- --- --- --- --- 42000 35000 38300 20 44200 33400 38200 45800 30400 36200 --- --- --- 43000 34900 38800 21 44000 35000 39400 44800 32400 39500 46700 36400 41300 42000 35300 38800 22 46900 37200 40800 44300 34100 38600 46500 37000 41900 44400 37600 41400 23 48800 36400 42700 44000 35500 40000 48900 37200 42400 44100 38000 41700 24 44700 36200 40100 45900 37400 41500 48900 38000 43000 45400 37400 41300 25 46900 35600 41200 47100 37300 42300 48500 37100 42900 46700 37300 42400 26 45900 36400 41200 47600 37000 42600 48400 34400 42000 46200 36700 42000 27 46300 35800 41300 48700 38500 44800 48200 33300 41200 45400 31900 38000 28 46600 36600 41800 47800 37600 43900 47800 33900 41400 42700 34800 38700 29 --- --- --- 45800 35600 40600 47700 33000 41200 42300 32600 37400 30 --- --- --- 46000 32800 40100 47200 29100 40800 --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH 49400 29300 39800 --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy WORKING DD #20, PUBLISHED,TOP 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 --- --- --- --- --- --- 49500 28100 39500 --- --- --- 2 --- --- --- --- --- --- 51700 31200 41800 --- --- --- 3 --- --- --- --- --- --- 50800 32800 42500 --- --- --- 4 --- --- --- --- --- --- 50400 33900 41700 --- --- --- 5 --- --- --- 47400 34000 40700 51900 38000 44000 52700 33800 45800 6 --- --- --- 49600 35600 42100 54400 37800 45100 52100 39500 47700 7 --- --- --- 50100 36400 43300 53600 40400 46900 52100 39100 46000 8 --- --- --- 50400 36300 42700 53000 40000 47400 52700 38400 46900 9 49800 37700 42900 48700 35000 41700 54500 42800 48700 49400 37900 44600 10 47900 37200 43500 48800 33700 41000 52900 41800 47900 51900 37600 43700 11 43700 35200 40000 --- --- --- 54100 42100 47500 52600 33700 42200 12 --- --- --- --- --- --- 53300 37700 46100 52800 30700 40100 13 --- --- --- 50300 35200 43100 52600 34900 45200 48600 32000 40900 14 --- --- --- 49800 35400 43300 51600 36100 44900 49100 33200 41000 15 --- --- --- 51200 35500 43400 52400 35400 44700 49000 33500 40200 16 --- --- --- 49900 35000 42300 54400 36700 45400 50000 34300 40500 17 --- --- --- 53500 35700 44400 52500 35400 44400 46200 34900 41000 18 --- --- --- 53000 36600 45600 47800 29300 39500 46300 35100 41200 19 --- --- --- 52100 38300 45700 52000 30500 40100 47000 34700 40100 20 --- --- --- 52700 39200 45500 50800 31500 40900 47300 35900 41700 21 46000 36400 42600 53100 39700 46400 48700 32500 41300 --- --- --- 22 49100 36400 43000 53100 39600 46700 48900 31500 39800 --- --- --- 23 50000 36800 43300 53000 39000 46400 50400 31600 41000 --- --- --- 24 49700 37700 43400 49600 39500 44800 50500 31400 40600 --- --- --- 25 49600 38300 43600 51700 38200 45000 47800 32100 39700 --- --- --- 26 --- --- --- 49900 36000 43100 47900 28600 39300 --- --- --- 27 --- --- --- 49200 33800 42300 46600 30800 38900 --- --- --- 28 --- --- --- 50300 36200 43400 --- --- --- --- --- --- 29 --- --- --- 48100 29800 41300 --- --- --- 44500 24100 35700 30 --- --- --- 48100 30100 38400 --- --- --- 46500 31700 39100 31 --- --- --- 48700 28400 38700 --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy APPROVED DD #20, PUBLISHED,TOP 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 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy APPROVED DD #20, PUBLISHED,TOP 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 --- --- --- --- --- --- --- --- --- 46900 38900 43700 2 --- --- --- --- --- --- --- --- --- 47600 40000 44100 3 --- --- --- --- --- --- --- --- --- 47100 38400 42600 4 --- --- --- --- --- --- --- --- --- 48800 38300 42600 5 --- --- --- --- --- --- --- --- --- 49000 39700 43700 6 --- --- --- --- --- --- --- --- --- 47800 39000 43300 7 --- --- --- --- --- --- --- --- --- 47600 39100 43200 8 --- --- --- --- --- --- --- --- --- 48700 38600 43300 9 --- --- --- --- --- --- --- --- --- 48200 37800 42500 10 --- --- --- --- --- --- --- --- --- 46100 37500 42000 11 --- --- --- --- --- --- --- --- --- 45600 37700 41800 12 --- --- --- --- --- --- --- --- --- 45100 37100 41400 13 --- --- --- --- --- --- --- --- --- 45000 37000 41700 14 --- --- --- --- --- --- --- --- --- 44700 36600 41200 15 --- --- --- --- --- --- --- --- --- 44700 35200 41100 16 --- --- --- --- --- --- --- --- --- 44800 35200 40900 17 --- --- --- --- --- --- --- --- --- 45200 35200 40600 18 --- --- --- --- --- --- --- --- --- 45700 36800 41300 19 --- --- --- --- --- --- --- --- --- 45700 38000 41600 20 --- --- --- --- --- --- --- --- --- 46800 38700 41500 21 --- --- --- --- --- --- --- --- --- 47900 38400 41500 22 --- --- --- --- --- --- --- --- --- 47800 38000 41900 23 --- --- --- --- --- --- --- --- --- 48500 39100 42200 24 --- --- --- --- --- --- --- --- --- 49200 39600 42200 25 --- --- --- --- --- --- --- --- --- 49200 37700 41000 26 --- --- --- --- --- --- --- --- --- 44400 37800 40600 27 --- --- --- --- --- --- --- --- --- 45200 38500 41500 28 --- --- --- --- --- --- 47300 37000 41500 47000 40800 43300 29 --- --- --- --- --- --- 47000 38000 42600 47600 39100 43400 30 --- --- --- --- --- --- 46900 39000 42800 50000 42000 45500 31 --- --- --- --- --- --- --- --- --- 50100 42700 45800 MONTH --- --- --- --- --- --- --- --- --- 50100 35200 42400 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02172100 CHARLESTON HARBOR @ FT SUMTER NR MT PLEASANT, SC SOURCE AGENCY USGS STATE 45 COUNTY 019 LATITUDE 324511 LONGITUDE 0795224 NAD27 DATUM -9.93 NGVD29 Date Processed: 2005-04-06 16:01 By mishealy APPROVED DD #20, PUBLISHED,TOP 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 50500 42000 45200 52000 42600 46900 49900 42200 45600 41500 29800 35000 2 51600 42400 46200 51600 42500 46900 49100 42400 45100 42300 30400 36000 3 51900 43200 46700 53100 42000 46500 49600 42900 45700 42300 29200 35600 4 52000 42600 46800 54000 43100 47000 50700 42200 46700 42700 29700 35600 5 51600 41500 45800 54000 42100 46800 50900 42600 46600 42200 30400 36300 6 51800 42100 46600 51700 39100 44700 48200 41200 43900 44100 31800 38300 7 52200 41400 46000 48000 40200 43500 48400 37800 43200 43400 33600 39400 8 48800 40700 45200 49400 39100 43600 47000 38100 43100 45200 34100 39700 9 48100 40700 44600 49400 39300 43300 46700 37400 42100 36900 29500 33500 10 49100 39700 44000 46000 37700 41800 46000 37300 41600 37300 27300 31700 11 48500 38200 42900 45900 36100 41400 45700 38900 42000 39000 30500 33900 12 49000 37900 43300 46300 37500 41900 47100 40200 44100 43900 32400 37600 13 51500 39300 45800 46100 38100 42600 46200 39200 42200 42400 36100 38900 14 49400 39900 45800 44500 36700 41000 48600 39800 44700 43500 36800 39500 15 48800 40700 45000 46200 38500 42000 46300 38400 42800 42300 37000 39300 16 48000 37500 43000 48200 40200 43300 46600 38900 41800 44600 36600 40300 17 46700 38600 41600 48200 41000 44800 47600 39400 42900 45400 37500 41000 18 49900 37800 42800 46100 38000 43300 47100 39800 43000 42600 34800 37700 19 49300 38200 42300 --- --- --- 46700 38800 42900 39700 33500 36400 20 49000 40000 43600 --- --- --- 47200 38500 43100 42500 34600 37800 21 50200 40000 45000 --- --- --- 47200 37800 42000 44400 35400 39200 22 49800 41100 43900 47500 40200 44100 48300 36900 41600 42800 36100 39200 23 44300 39100 41500 48600 41100 44900 48100 36500 41400 41800 35100 38200 24 45100 38500 41100 47600 40400 43900 49200 37500 42600 41700 34600 37500 25 48600 37400 43000 47700 37800 41900 47600 38700 42500 41300 34700 37900 26 46800 38600 42300 48600 37100 42800 46200 38300 42100 40200 34700 37500 27 51800 40400 44600 50400 38800 44100 47600 40300 43200 41100 35000 38400 28 48900 41800 44800 50700 40400 45000 49200 40600 44200 41400 34600 38000 29 51600 42300 45900 49800 40600 45200 44200 37500 41200 40800 33000 36300 30 51900 42500 46700 50000 41500 45600 43200 32400 38300 41400 31700 36700 31 --- --- --- 49500 42100 45700 43500 31100 36900 --- --- --- MONTH 52200 37400 44400 --- --- --- 50900 31100 42900 45400 27300 37400