THAMES RIVER BASIN 01122610 SHETUCKET RIVER AT SOUTH WINDHAM, CT LOCATION.--Lat 4140'56", long 7209'59", Windham County, Hydrologic Unit 01100002, at bridge on State Highway 203, at South Windham, 0.8 mi downstream from Jordan Brook, and 1.8 mi upstream from Cold Brook. DRAINAGE AREA.--408 mi2 . PERIOD OF RECORD.--Water year 1974 to current year. PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: August 1980 to September 1992. WATER TEMPERATURES: August 1980 to September 1992. INSTRUMENTATION.--Water-quality monitor August 1980 to September 1992. REMARKS.--Discharges shown for this location are computed by determining the discharge for station 01122500, 1.6 mi upstream, and adjusting its discharge by multiplying by a factor of 1.01, which is the ratio of the two stations' drainage areas. Samples for dissolved aluminum and zinc collected from May through September 2000 were reanalyzed because of possible contamination in the lab; those samples that could not be reanalyzed have been updated to the original concentration with a "less-than" (<) data qualifier. EXTREMES FOR PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: Maximum, 301 microsiemens May 21, 1982; minimum, 27 microsiemens Aug. 14, 1989. WATER TEMPERATURES: Maximum, 29.0C July 18, 19, 1982, Aug. 15, 1988; minimum, 0.0C on many days during winter period. WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DIS- SPE- PH OXYGEN, COLI- CHARGE, SPE- CIFIC WATER DIS- FORM, INST. CIFIC CON- WHOLE SOLVED FECAL, CUBIC CON- DUCT- FIELD TEMPER- TEMPER- TUR- OXYGEN, (PER- 0.45 FEET DUCT- ANCE (STAND- ATURE ATURE BID- DIS- CENT UM-MF DATE TIME PER ANCE LAB ARD AIR WATER ITY SOLVED SATUR- (COLS./ SECOND (US/CM) (US/CM) UNITS) (DEG C) (DEG C) (NTU) (MG/L) ATION) 100 ML) (00061) (00095) (90095) (00400) (00020) (00010) (00076) (00300) (00301) (31616) OCT 13... 1210 247 134 135 6.8 15.0 13.0 1.8 10.4 100 660 NOV 04... 1430 1490 93 94 7.1 11.0 11.5 2.8 11.3 103 2100 DEC 13... 1245 605 96 98 7.3 10.0 3.0 1.5 14.1 105 140 JAN 05... 1350 1460 86 90 6.9 4.5 4.5 8.7 12.9 100 1000 MAR 15... 1145 1820 78 78 7.1 20.0 5.5 1.7 13.4 105 80 APR 28... 1020 1870 77 78 7.1 13.5 9.0 2.0 11.5 100 800 MAY 25... 1030 1960 80 81 7.4 20.0 15.0 6.1 9.9 100 940 JUN 19... 1315 652 90 93 7.3 23.0 19.5 2.5 9.0 99 100 JUL 12... 1415 144 126 132 7.6 28.0 24.5 1.6 8.3 100 39 AUG 10... 1420 272 106 112 7.7 29.0 26.0 2.8 9.2 115 700 SEP 28... 1415 41 114 111 7.9 19.0 16.0 2.0 10.9 110 170 ENTERO- ENTERO- CAR- BICAR- ALKA- COCCI COCCI HARD- MAGNE- POTAS- BONATE BONATE LINITY ME,MF (MEI) NESS CALCIUM SIUM, SODIUM, SIUM, WATER WATER WAT DIS WATER MF 24 TOTAL DIS- DIS- DIS- DIS- DIS IT DIS IT TOT IT TOTAL HOUR (MG/L SOLVED SOLVED SOLVED SOLVED FIELD FIELD FIELD DATE (COL / (COL / AS (MG/L (MG/L (MG/L (MG/L MG/L AS MG/L AS MG/L AS 100 ML) 100 ML CACO3) AS CA) AS MG) AS NA) AS K) CO3 HCO3 CACO3 (31649) (90909) (00900) (00915) (00925) (00930) (00935) (00452) (00453) (39086) OCT 13... 52 -- 28 7.68 2.15 11.5 2.5 0 20 16 NOV 04... 780 -- 21 5.45 1.73 7.6 1.9 0 9 7 DEC 13... 40 -- 21 5.57 1.75 8.2 1.5 0 13 11 JAN 05... 680 -- 19 5.28 1.52 6.9 1.5 0 11 9 MAR 15... K16 -- 16 4.25 1.40 6.9 1.0 0 9 7 APR 28... -- 46 16 4.21 1.32 6.7 1.1 0 10 9 MAY 25... -- 620 17 4.67 1.42 6.5 1.3 0 13 11 JUN 19... -- 40 21 5.59 1.63 8.0 1.2 0 17 14 JUL 12... -- K11 28 7.60 2.12 11.1 1.8 0 23 19 AUG 10... -- 184 24 6.69 1.75 8.9 <.2 0 18 15 SEP 28... -- 33 26 7.05 1.99 9.9 2.1 0 22 18 THAMES RIVER BASIN 01122610 SHETUCKET RIVER AT SOUTH WINDHAM, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 SOLIDS, NITRO- NITRO- NITRO- CHLO- FLUO- SILICA, RESIDUE SOLIDS, GEN, GEN, GEN, NITRO- SULFATE RIDE, RIDE, DIS- AT 180 RESIDUE NITRITE NO2+NO3 AMMONIA GEN, DIS- DIS- DIS- SOLVED DEG. C AT 105 DIS- DIS- DIS- ORGANIC SOLVED SOLVED SOLVED (MG/L DIS- DEG. C, SOLVED SOLVED SOLVED TOTAL DATE (MG/L (MG/L (MG/L AS SOLVED TOTAL (MG/L (MG/L (MG/L (MG/L AS SO4) AS CL) AS F) SIO2) (MG/L) (MG/L) AS N) AS N) AS N) AS N) (00945) (00940) (00950) (00955) (70300) (00500) (00613) (00631) (00608) (00605) OCT 13... 14.4 17.9 <.1 7.8 79 84 .029 .245 .082 .43 NOV 04... 9.8 10.2 <.1 8.3 71 70 .014 .122 .020 .46 DEC 13... 10.0 12.8 <.1 9.3 58 66 <.010 .289 .068 -- JAN 05... 9.5 11.7 <.1 8.2 61 70 <.010 .408 .066 .44 MAR 15... 7.7 11.1 <.1 7.1 53 48 <.010 .276 .022 .23 APR 28... 7.3 9.9 <.1 6.5 48 49 <.010 .145 .022 .31 MAY 25... 6.5 9.8 <.1 6.9 59 64 <.010 .183 .046 .41 JUN 19... 8.2 11.3 <.1 8.0 64 65 <.010 .273 .092 .34 JUL 12... 9.3 15.8 <.1 7.1 80 81 .043 .502 .355 .40 AUG 10... 7.4 12.5 <.1 6.6 70 76 .028 .454 .131 .40 SEP 28... 7.8 13.4 <.1 7.3 69 70 <.010 .256 <.020 -- NITRO- NITRO- PHOS- GEN,AM- GEN,AM- PHOS- PHORUS ALUM- ANTI- BERYL- MONIA + MONIA + NITRO- PHOS- PHORUS ORTHO, INUM, MONY, BARIUM, LIUM, ORGANIC ORGANIC GEN, PHORUS DIS- DIS- DIS- DIS- DIS- DIS- TOTAL DIS. TOTAL TOTAL SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED DATE (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (UG/L (UG/L (UG/L (UG/L AS N) AS N) AS N) AS P) AS P) AS P) AS AL) AS SB) AS BA) AS BE) (00625) (00623) (00600) (00665) (00666) (00671) (01106) (01095) (01005) (01010) OCT 13... .51 .39 .76 .050 .038 .025 13 <1 10 <1 NOV 04... .48 .31 .61 .040 .011 <.010 48 <1 10 <1 DEC 13... -- .41 -- .021 .011 .013 32 <1 8 <1 JAN 05... .50 .25 .91 .061 .013 .013 31 <1 8 <1 MAR 15... .25 .15 .52 .013 E.005 <.010 28 <1 7 <1 APR 28... .33 .18 .48 .016 .006 <.010 <40 <1 8 <1 MAY 25... .46 .33 .64 .043 .013 <.010 48 <1 8 <1 JUN 19... .44 .30 .71 .041 .023 .022 22 <1 7 <1 JUL 12... .75 .61 1.3 .050 .031 .018 33 <1 8 <1 AUG 10... .53 .43 .99 .046 .027 .013 <1 <1 <1 <1 SEP 28... .36 .25 .61 .049 .024 .022 31 M 7 <1 THAMES RIVER BASIN 01122610 SHETUCKET RIVER AT SOUTH WINDHAM, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 CHRO- CADMIUM MIUM, CHRO- COPPER, IRON, LEAD, WATER CADMIUM TOTAL MIUM, COBALT, TOTAL COPPER, TOTAL IRON, TOTAL UNFLTRD DIS- RECOV- DIS- DIS- RECOV- DIS- RECOV- DIS- RECOV- TOTAL SOLVED ERABLE SOLVED SOLVED ERABLE SOLVED ERABLE SOLVED ERABLE DATE (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L AS CD) AS CD) AS CR) AS CR) AS CO) AS CU) AS CU) AS FE) AS FE) AS PB) (01027) (01025) (01034) (01030) (01035) (01042) (01040) (01045) (01046) (01051) OCT 13... <.1 <1.0 E1 <.8 <1 1 1 310 100 <1 NOV 04... <.1 <1.0 <1 <.8 <1 1 1 490 160 <1 DEC 13... <.1 <1.0 E1 <.8 <1 1 <1 300 150 <1 JAN 05... <.1 <1.0 2 <.8 <1 2 <1 790 100 2 MAR 15... <.1 <1.0 E1 <1.0 <1 E1 <1 190 70 3 APR 28... <.1 <1.0 E1 <.8 <1 <1 1 220 90 E1 MAY 25... <.1 <1.0 E1 <.8 <1 2 1 700 230 E1 JUN 19... <.1 <1.0 <1 <.8 <1 E1 <1 600 280 <1 JUL 12... <.1 <1.0 <1 <.8 <1 2 1 400 390 <1 AUG 10... -- <1.0 -- <.8 <1 -- <1 -- 280 -- SEP 28... <.1 <.1 <1 E.6 M 1 1 550 320 <1 MANGA- MOLYB- NICKEL, ZINC, URANIUM LEAD, NESE, DENUM, TOTAL NICKEL, SILVER, TOTAL ZINC, NATURAL CARBON, DIS- DIS- DIS- RECOV- DIS- DIS- RECOV- DIS- DIS- ORGANIC SOLVED SOLVED SOLVED ERABLE SOLVED SOLVED ERABLE SOLVED SOLVED TOTAL DATE (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (MG/L AS PB) AS MN) AS MO) AS NI) AS NI) AS AG) AS ZN) AS ZN) AS U) AS C) (01049) (01056) (01060) (01067) (01065) (01075) (01092) (01090) (22703) (00680) OCT 13... <1 25 <1 <2 <1 <1 <31 2 <1 3.9 NOV 04... <1 12 <1 <2 <1 <1 <31 3 <1 E7.4 DEC 13... <1 19 <1 E1 <1 <1 <31 2 <1 4.7 JAN 05... <1 24 <1 E1 <1 <1 <31 3 <1 6.8 MAR 15... <1 16 <1 <2 <1 <1 E27 3 <1 4.0 APR 28... <1 19 <1 <2 <1 <1 <31 <4 <1 4.1 MAY 25... <1 18 <1 E1 <1 <1 <31 5 <1 7.0 JUN 19... <1 14 <1 <2 <1 <1 <31 1 <1 5.2 JUL 12... <1 34 <1 <2 1 <1 <31 3 <1 5.0 AUG 10... <1 <1 <1 -- <1 <1 -- <1 <1 5.1 SEP 28... M 12 M <2 1 <1 <31 2 M 5.4 Gage house at station 01122500 Shetucket River near Willimantic, June 1961.