THAMES RIVER BASIN 01127000 QUINEBAUG RIVER AT JEWETT CITY, CT--Continued WATER-QUALITY RECORDS PERIOD OF RECORD.--Water years 1956, 1968 to current year. PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: October 1974 to September 1990. WATER TEMPERATURES: October 1955 to September 1956, October 1968 to September 1990. INSTRUMENTATION.--Temperature recorder Oct. 1, 1968, to Sept. 30, 1974. Water-quality monitor October 1974 to September 1990. EXTREMES FOR PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: Maximum, 309 microsiemens July 23, 1975; minimum, 42 microsiemens June 14, 1975, March 23, 1980, July 27-28, 1990. WATER TEMPERATURES: Maximum, 32.5C Aug. 2, 1975, May 8, 1977; minimum, 0.0C on many days during winter period. WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DIS- SPE- PH CHLOR-A CHLOR-B OXYGEN, CHARGE, SPE- CIFIC WATER PHYTO- PHYTO- DIS- INST. CIFIC CON- WHOLE PLANK- PLANK- SOLVED CUBIC CON- DUCT- FIELD TEMPER- TEMPER- TUR- TON TON OXYGEN, (PER- FEET DUCT- ANCE (STAND- ATURE ATURE BID- CHROMO CHROMO DIS- CENT DATE TIME PER ANCE LAB ARD AIR WATER ITY FLUOROM FLUOROM SOLVED SATUR- SECOND (US/CM) (US/CM) UNITS) (DEG C) (DEG C) (NTU) (UG/L) (UG/L) (MG/L) ATION) (00061) (00095) (90095) (00400) (00020) (00010) (00076) (70953) (70954) (00300) (00301) NOV 30... 1220 1250 131 127 7.8 6.0 7.5 2.2 -- -- 11.5 95 FEB 01... 1050 930 129 135 7.3 1.5 1.0 1.6 -- -- 13.8 98 MAR 22... 1130 2390 118 108 7.3 9.0 6.0 1.8 -- -- 12.4 98 APR 06... 1010 1680 104 -- 7.5 9.0 10.5 3.7 -- -- 10.5 95 MAY 25... 1245 2730 94 94 7.2 23.0 16.0 4.4 2.1 E.2 9.4 98 JUN 29... 0925 795 117 126 7.6 21.5 25.0 3.1 -- -- 8.0 121 JUL 12... 1050 146 133 140 8.0 27.5 23.5 1.8 3.1 E.2 8.5 100 28... 0850 913 131 -- 7.3 -- 20.0 -- 5.7 1.3 7.5 82 AUG 10... 1130 381 107 132 7.7 26.0 26.0 3.3 5.0 .8 8.0 100 25... 1025 126 136 -- 7.2 -- 21.5 -- 3.5 .3 8.7 97 SEP 08... 1220 148 135 -- 7.4 23.0 22.0 -- 1.7 <.1 7.7 96 28... 1020 841 155 151 7.8 18.0 16.5 5.8 20.2 1.2 10.9 111 COLI- ENTERO- ENTERO- CAR- BICAR- ALKA- FORM, COCCI COCCI HARD- MAGNE- POTAS- BONATE BONATE LINITY FECAL, ME,MF (MEI) NESS CALCIUM SIUM, SODIUM, SIUM, WATER WATER WAT DIS 0.45 WATER MF 24 TOTAL DIS- DIS- DIS- DIS- DIS IT DIS IT TOT IT UM-MF TOTAL HOUR (MG/L SOLVED SOLVED SOLVED SOLVED FIELD FIELD FIELD DATE (COLS./ (COL / (COL / AS (MG/L (MG/L (MG/L (MG/L MG/L AS MG/L AS MG/L AS 100 ML) 100 ML) 100 ML CACO3) AS CA) AS MG) AS NA) AS K) CO3 HCO3 CACO3 (31616) (31649) (90909) (00900) (00915) (00925) (00930) (00935) (00452) (00453) (39086) NOV 30... 140 96 -- 26 7.58 1.79 11.5 2.3 0 16 13 FEB 01... 480 160 -- 26 7.59 1.82 12.1 1.8 0 18 15 MAR 22... 860 112 -- 18 5.11 1.30 10.4 1.4 0 9 7 APR 06... -- -- -- -- -- -- -- -- -- -- -- MAY 25... 1100 -- 900 19 5.45 1.32 8.1 1.6 0 16 13 JUN 29... 840 -- 148 26 7.67 1.65 12.0 1.9 0 18 15 JUL 12... 32 -- 31 29 8.53 1.90 12.0 2.2 0 24 20 28... -- -- -- -- -- -- -- -- -- -- -- AUG 10... K300 -- 112 26 7.72 1.68 11.1 2.1 0 20 16 25... -- -- -- -- -- -- -- -- -- -- -- SEP 08... -- -- -- -- -- -- -- -- -- -- -- 28... 100 -- 39 33 9.93 2.02 14.3 3.1 0 29 24 THAMES RIVER BASIN 01127000 QUINEBAUG RIVER AT JEWETT CITY, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 SOLIDS, NITRO- NITRO- NITRO- NITRO- CHLO- FLUO- SILICA, RESIDUE SOLIDS, GEN, GEN, GEN, NITRO- GEN,AM- SULFATE RIDE, RIDE, DIS- AT 180 RESIDUE NITRITE NO2+NO3 AMMONIA GEN, MONIA + DIS- DIS- DIS- SOLVED DEG. C AT 105 DIS- DIS- DIS- ORGANIC ORGANIC SOLVED SOLVED SOLVED (MG/L DIS- DEG. C, SOLVED SOLVED SOLVED TOTAL TOTAL DATE (MG/L (MG/L (MG/L AS SOLVED TOTAL (MG/L (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) AS N) (00945) (00940) (00950) (00955) (70300) (00500) (00613) (00631) (00608) (00605) (00625) NOV 30... 7.4 9.1 <.1 6.9 84 <10 <.010 .430 <.020 -- .43 FEB 01... 10.6 20.6 <.1 9.2 85 91 .012 .671 .147 .27 .42 MAR 22... 7.2 17.5 <.1 5.6 67 68 .011 .412 .071 .25 .32 APR 06... -- -- -- -- -- -- <.010 .361 .114 .41 .52 MAY 25... 6.3 12.9 <.1 4.6 66 71 <.010 .305 .088 .38 .46 JUN 29... 6.9 17.0 <.1 4.7 75 81 .049 .553 <.020 -- .54 JUL 12... 8.1 18.5 <.1 3.9 85 83 .014 .498 .049 .46 .51 28... -- -- -- -- -- -- .010 .272 .099 .56 .66 AUG 10... 7.1 17.6 <.1 4.6 81 89 <.010 .292 .026 .56 .59 25... -- -- -- -- -- -- .018 .342 .129 .38 .51 SEP 08... -- -- -- -- -- -- .015 .400 .123 .39 .51 28... 9.4 19.7 <.1 4.7 88 88 <.010 .370 <.020 -- .82 NITRO- PHOS- GEN,AM- PHOS- PHORUS ALUM- ANTI- BERYL- CHRO- MONIA + NITRO- PHOS- PHORUS ORTHO, INUM, MONY, BARIUM, LIUM, CADMIUM MIUM, ORGANIC GEN, PHORUS DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS. TOTAL TOTAL SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED DATE (MG/L (MG/L (MG/L (MG/L (MG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L AS N) AS N) AS P) AS P) AS P) AS AL) AS SB) AS BA) AS BE) AS CD) AS CR) (00623) (00600) (00665) (00666) (00671) (01106) (01095) (01005) (01010) (01025) (01030) NOV 30... .31 .86 .055 .030 .020 33 <1 11 <1 <1.0 <.8 FEB 01... .31 1.1 .048 .034 .014 45 <1 11 <1 <1.0 <.8 MAR 22... .17 .73 .035 .015 <.010 42 <1 9 <1 <1.0 <1.0 APR 06... .31 .88 .054 .015 .011 -- -- -- -- -- -- MAY 25... .37 .77 .054 .026 .017 55 <1 9 <1 <1.0 <.8 JUN 29... .37 1.1 .068 .025 .021 20 <1 10 <1 <1.0 .9 JUL 12... .34 1.0 .058 .035 .019 26 <1 10 <1 <1.0 E.5 28... .43 .93 .076 .023 .011 -- -- -- -- -- -- AUG 10... .35 .88 .056 .021 <.010 <1 <1 <1 <1 <1.0 <.8 25... .46 .85 .063 .046 .030 -- -- -- -- -- -- SEP 08... .48 .91 .069 .054 .035 -- -- -- -- -- -- 28... .31 1.2 .107 .023 .012 21 M 10 <1 <.1 .8 MANGA- MOLYB- URANIUM COBALT, COPPER, IRON, LEAD, NESE, DENUM, NICKEL, SILVER, ZINC, NATURAL CARBON, DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- ORGANIC SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED TOTAL DATE (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (MG/L AS CO) AS CU) AS FE) AS PB) AS MN) AS MO) AS NI) AS AG) AS ZN) AS U) AS C) (01035) (01040) (01046) (01049) (01056) (01060) (01065) (01075) (01090) (22703) (00680) NOV 30... <1 1 180 <1 15 <1 <1 <1 2 <1 6.8 FEB 01... <1 1 140 <1 25 <1 <1 <1 4 <1 5.8 MAR 22... <1 <1 80 <1 28 <1 <1 <1 3 <1 4.6 APR 06... -- -- -- -- -- -- -- -- -- -- -- MAY 25... <1 1 260 <1 23 <1 <1 <1 5 <1 6.6 JUN 29... <1 2 270 <1 4 <1 <1 <1 2 <1 6.8 JUL 12... <1 2 300 <1 3 <1 <1 <1 1 <1 6.7 28... -- -- -- -- -- -- -- -- -- -- -- AUG 10... <1 <1 280 <1 <1 <1 <1 <1 <1 <1 6.2 25... -- -- -- -- -- -- -- -- -- -- -- SEP 08... -- -- -- -- -- -- -- -- -- -- -- 28... M 1 170 M 6 1 1 <1 1 M 8.2