CONNECTICUT RIVER BASIN 01190070 CONNECTICUT RIVER AT HARTFORD, CT--Continued WATER-QUALITY RECORDS PERIOD OF RECORD.--September 1976 to current year. WATER-QUALITY DATA, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 PH OXYGEN, COLI- ENTERO- SPE- WATER DIS- FORM, COCCI CIFIC WHOLE SOLVED FECAL, ME,MF CON- FIELD TEMPER- TEMPER- TUR- OXYGEN, (PER- 0.45 WATER DUCT- (STAND- ATURE ATURE BID- DIS- CENT UM-MF TOTAL DATE TIME ANCE ARD AIR WATER ITY SOLVED SATUR- (COLS./ (COL / (US/CM) UNITS) (DEG C) (DEG C) (NTU) (MG/L) ATION) 100 ML) 100 ML) (00095) (00400) (00020) (00010) (00076) (00300) (00301) (31616) (31649) OCT 10... 1415 152 7.6 26.5 18.5 1.0 9.2 98 110 39 DEC 19... 1415 145 7.4 7.0 2.0 1.8 13.6 99 780 112 FEB 17... 1415 116 7.3 4.5 1.0 3.1 14.5 101 400 156 APR 17... 1320 93 7.4 16.0 10.0 5.6 11.2 99 K1 33 JUN 26... 1120 86 7.3 35.0 23.0 6.5 7.6 89 53 21 AUG 17... 1345 141 7.4 24.0 25.0 1.7 6.9 82 47 80 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) OCT 10... 50 17 2.1 9.2 1.7 0 43 35 8.3 15 <.10 DEC 19... 41 13 2.0 9.8 1.4 0 34 28 11 15 <.10 FEB 17... 31 9.9 1.6 8.2 1.0 0 26 21 8.2 13 <.10 APR 17... -- -- -- -- -- 0 24 20 -- -- -- JUN 26... 27 8.6 1.3 6.6 .93 0 23 19 6.0 9.5 <.10 AUG 17... 48 16 2.0 9.0 1.4 0 43 35 7.9 13 <.10 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) OCT 10... 3.4 90 95 .014 .358 <.015 -- .27 .20 .63 DEC 19... 6.1 88 84 <.010 .499 .084 .24 .32 .26 .82 FEB 17... 6.4 71 76 <.010 .388 .087 .17 .25 .20 .64 APR 17... -- -- 69 <.010 .317 .075 .16 .23 .18 .55 JUN 26... 5.5 65 71 .012 .249 .051 .36 .41 .28 .66 AUG 17... 4.7 87 86 .013 .401 .040 .33 .37 .22 .77 CONNECTICUT RIVER BASIN 01190070 CONNECTICUT RIVER AT HARTFORD, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 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) OCT 10... .054 .061 .046 10 <1.0 13 <1.0 <1.0 <1.0 <1.0 DEC 19... .034 .027 .023 18 <1.0 15 <1.0 <1.0 <1.0 <1.0 FEB 17... .017 <.010 .029 33 <1.0 13 <1.0 <1.0 <1.0 <1.0 APR 17... .050 .028 .025 -- -- -- -- -- -- -- JUN 26... .074 .017 .021 27 <1.0 12 <1.0 <1.0 <1.0 <1.0 AUG 17... .029 .017 .028 15 <1.0 15 <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) OCT 10... 1.7 44 <1.0 9.5 <1.0 <1.0 <1.0 <1.0 <1.0 3.5 DEC 19... 1.2 120 <1.0 24 <1.0 <1.0 <1.0 1.3 <1.0 3.3 FEB 17... 1.0 86 <1.0 20 <1.0 <1.0 <1.0 1.9 <1.0 3.7 APR 17... -- -- -- -- -- -- -- -- -- 3.8 JUN 26... 1.6 120 <1.0 27 <1.0 <1.0 <1.0 1.8 <1.0 7.3 AUG 17... 1.4 45 <1.0 8.7 <1.0 <1.0 <1.0 <1.0 <1.0 4.7 blank