THAMES RIVER BASIN 01124000 QUINEBAUG RIVER AT QUINEBAUG, CT --Continued WATER-QUALITY RECORDS PERIOD OF RECORD.--Chemical analyses available for water years 1953 (WSP 1290), 1960 (WSP 1741), 1963 (WSP 1941), 1969 (WSP 2143). Water temperatures available for water year 1960 (WSP 1741), 1980 to current year. PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: October 1959 to September 1960, October 1968 to September 1969. pH: October 1959 to September 1960, October 1968 to September 1969. WATER TEMPERATURES: October 1959 to September 1960, October 1968 to September 1969. DISSOLVED OXYGEN: October 1959 to September 1960, October 1968 to September 1969. EXTREMES FOR PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: Maximum, 308 microsiemens Jan. 31, 1969; minimum, 49 microsiemens April 2, 1960. pH: Maximum, 7.7 units June 14, 1969; minimum, 5.8 units July 18, 1969. WATER TEMPERATURE: Maximum, 30.5C July 16, 1969; minimum, 0.0 C on many days during December to March. DISSOLVED OXYGEN: Maximum, 15.1 mg/L Dec. 28, 1968; minimum, 1.4 mg/L Sept. 7, 1969. REMARKS.--The instantaneous record values will not necessarily fall within the corresponding daily range of the continuous records. WATER-QUALITY DATA, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DIS- PH OXYGEN, COLI- ENTERO- CHARGE, SPE- WATER DIS- FORM, COCCI INST. CIFIC WHOLE SOLVED FECAL, ME,MF CUBIC CON- FIELD TEMPER- TEMPER- TUR- OXYGEN, (PER- 0.45 WATER FEET DUCT- (STAND- ATURE ATURE BID- DIS- CENT UM-MF TOTAL DATE TIME PER ANCE ARD AIR WATER ITY SOLVED SATUR- (COLS./ (COL / SECOND (US/CM) UNITS) (DEG C) (DEG C) (NTU) (MG/L) ATION) 100 ML) 100 ML) (00061) (00095) (00400) (00020) (00010) (00076) (00300) (00301) (31616) (31649) NOV 19... 1015 131 147 7.3 3.5 2.0 1.9 13.7 99 760 400 JAN 21... 1030 243 162 7.1 0.5 1.0 1.2 13.6 96 150 80 MAR 19... 1000 1170 102 7.1 2.0 3.5 3.1 12.9 98 1200 620 MAY 20... 0930 300 118 7.3 26.0 18.5 4.4 8.8 96 K110 28 JUN 23... 0900 383 101 7.3 20.0 21.5 3.2 8.0 92 200 160 JUL 22... 0900 42 153 7.5 30.5 25.0 1.9 7.3 90 150 33 AUG 19... 0915 59 156 7.4 23.0 23.0 2.1 8.2 95 130 144 SEP 15... 0900 33 198 7.7 25.0 21.0 1.0 8.9 101 34 37 CAR- BICAR- ALKA- HARD- MAGNE- POTAS- BONATE BONATE LINITY CHLO- FLUO- NESS CALCIUM SIUM, SODIUM, SIUM, WATER WATER WAT DIS SULFATE RIDE, RIDE, TOTAL DIS- DIS- DIS- DIS- DIS IT DIS IT TOT IT DIS- DIS- DIS- (MG/L SOLVED SOLVED SOLVED SOLVED FIELD FIELD FIELD SOLVED SOLVED SOLVED DATE AS (MG/L (MG/L (MG/L (MG/L MG/L AS MG/L AS MG/L AS (MG/L (MG/L (MG/L CACO3) AS CA) AS MG) AS NA) AS K) CO3 HCO3 CACO3 AS SO4) AS CL) AS F) (00900) (00915) (00925) (00930) (00935) (00452) (00453) (39086) (00945) (00940) (00950) NOV 19... 25 6.6 2.1 16 1.5 0 13 11 9.6 26 <.10 JAN 21... 24 6.3 1.9 19 1.4 0 9 7 10 31 <.10 MAR 19... 16 4.1 1.4 11 1.1 0 7 6 7.7 18 <.10 MAY 20... 21 5.8 1.7 13 1.2 0 15 12 7.9 22 .11 JUN 23... 20 5.4 1.5 11 1.1 0 11 9 5.6 18 <.10 JUL 22... 30 8.5 2.0 18 2.0 0 20 16 7.8 28 <.10 AUG 19... 34 9.8 2.2 21 2.2 0 26 21 8.4 33 .11 SEP 15... 36 10 2.4 21 2.4 0 24 20 10 32 .13 THAMES RIVER BASIN 01124000 QUINEBAUG RIVER AT QUINEBAUG, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 SOLIDS, NITRO- NITRO- NITRO- NITRO- NITRO- SILICA, RESIDUE SOLIDS, GEN, GEN, GEN, NITRO- GEN,AM- GEN,AM- DIS- AT 180 RESIDUE NITRITE NO2+NO3 AMMONIA GEN, MONIA + MONIA + NITRO- SOLVED DEG. C AT 105 DIS- DIS- DIS- ORGANIC ORGANIC ORGANIC GEN, (MG/L DIS- DEG. C, SOLVED SOLVED SOLVED TOTAL TOTAL DIS. TOTAL DATE AS SOLVED TOTAL (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L SIO2) (MG/L) (MG/L) AS N) AS N) AS N) AS N) AS N) AS N) AS N) (00955) (70300) (00500) (00613) (00631) (00608) (00605) (00625) (00623) (00600) NOV 19... 5.2 82 112 <.010 .266 <.020 -- .28 .27 .54 JAN 21... 7.4 97 91 .031 .257 <.020 -- .15 .12 .41 MAR 19... 6.3 61 66 <.010 .157 .044 .27 .31 .15 .47 MAY 20... 4.2 78 86 <.010 .164 .035 .27 .31 .24 .47 JUN 23... 5.1 74 73 .012 .136 .108 .35 .46 .35 .59 JUL 22... 5.9 105 106 .011 .504 .038 .42 .46 .28 .96 AUG 19... 5.1 106 106 <.010 .622 .076 .29 .37 .28 .99 SEP 15... 4.5 113 111 .017 .648 .050 .31 .36 .28 1.0 PHOS- PHOS- PHORUS ALUM- ANTI- BERYL- CHRO- PHOS- PHORUS ORTHO, INUM, MONY, BARIUM, LIUM, CADMIUM MIUM, COBALT, PHORUS DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- TOTAL SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED DATE (MG/L (MG/L (MG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L (UG/L AS P) AS P) AS P) AS AL) AS SB) AS BA) AS BE) AS CD) AS CR) AS CO) (00665) (00666) (00671) (01106) (01095) (01005) (01010) (01025) (01030) (01035) NOV 19... .015 <.010 <.010 19 <1.0 8.6 <1.0 <1.0 <1.0 <1.0 JAN 21... .014 <.010 <.010 29 <1.0 9.9 <1.0 <1.0 <1.0 <1.0 MAR 19... .032 <.010 <.010 35 <1.0 7.8 <1.0 <1.0 <1.0 <1.0 MAY 20... .011 .016 .014 25 <1.0 9.4 <1.0 <1.0 <1.0 <1.0 JUN 23... .036 <.010 .016 30 <1.0 8.3 <1.0 <1.0 <1.0 <1.0 JUL 22... .033 <.010 .014 14 <1.0 10 <1.0 <1.0 <1.0 <1.0 AUG 19... .032 .013 .023 13 <1.0 9.5 <1.0 <1.0 <1.0 <1.0 SEP 15... .026 .027 .013 8.6 <1.0 10 <1.0 <1.0 <1.0 <1.0 MANGA- MOLYB- URANIUM COPPER, IRON, LEAD, NESE, DENUM, NICKEL, SILVER, ZINC, NATURAL CARBON, DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- ORGANIC 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 (MG/L AS CU) AS FE) AS PB) AS MN) AS MO) AS NI) AS AG) AS ZN) AS U) AS C) (01040) (01046) (01049) (01056) (01060) (01065) (01075) (01090) (22703) (00680) NOV 19... <1.0 150 <1.0 35 <1.0 <1.0 <1.0 3.1 <1.0 4.3 JAN 21... <1.0 110 <1.0 38 <1.0 <1.0 <1.0 5.0 <1.0 3.9 MAR 19... <1.0 71 <1.0 27 <1.0 <1.0 <1.0 4.7 <1.0 4.2 MAY 20... 1.3 290 <1.0 57 <1.0 <1.0 <1.0 2.5 <1.0 6.0 JUN 23... 1.1 320 <1.0 50 <1.0 1.1 <1.0 2.8 <1.0 7.5 JUL 22... 1.6 220 <1.0 22 <1.0 1.2 <1.0 1.5 <1.0 5.7 AUG 19... 1.8 220 <1.0 25 1.1 <1.0 <1.0 1.8 <1.0 4.8 SEP 15... 1.7 150 <1.0 17 <1.0 1.0 <1.0 1.2 <1.0 4.4