QUINNIPIAC RIVER BASIN 01196530 QUINNIPIAC RIVER AT NORTH HAVEN, CT LOCATION.--Lat 41×23’24”, long 72×52’19”, New Haven County, Hydrologic Unit 01100004, at bridge on U.S. Highway 5, at North Haven, 2.3 mi downstream from Wharton Brook and 0.9 mi upstream from Watermans Brook. DRAINAGE AREA.--128 mi2. PERIOD OF RECORD.--Water year 1974 to current year. REMARKS.--Stream tidal affected. WATER-QUALITY DATA, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 PH OXYGEN, COLI- ENTERO- SPE- WATER DIS- FORM, COCCI HARD- CIFIC WHOLE SOLVED FECAL, ME,MF NESS CON- FIELD TEMPER- TEMPER- TUR- OXYGEN, (PER- 0.45 WATER TOTAL DUCT- (STAND- ATURE ATURE BID- DIS- CENT UM-MF TOTAL (MG/L DATE TIME ANCE ARD AIR WATER ITY SOLVED SATUR- (COLS./ (COL / AS (US/CM) UNITS) (DEG C) (DEG C) (NTU) (MG/L) ATION) 100 ML) 100 ML) CACO3) (00095) (00400) (00020) (00010) (00076) (00300) (00301) (31616) (31649) (00900) OCT 23... 0845 382 7.5 8.5 11.0 3.3 7.8 70 800 96 110 DEC 07... 1045 383 7.5 19.5 11.0 2.3 8.6 79 2700 140 120 FEB 08... 1000 272 7.4 .0 3.5 5.3 12.1 92 6200 3800 74 APR 06... 0930 349 7.7 15.5 10.0 2.8 9.9 87 K1300 276 98 JUN 07... 0915 400 7.4 27.0 20.0 5.1 5.6 63 400 124 120 JUL 06... 0915 357 7.5 35.0 26.5 9.7 4.7 59 K800 280 110 AUG 18... 0915 480 7.6 28.0 24.0 15 5.5 66 280 140 130 SEP 15... 0930 397 7.4 23.0 21.0 6.4 6.3 71 460 296 110 CAR- BICAR- ALKA- MAGNE- POTAS- BONATE BONATE LINITY CHLO- FLUO- CALCIUM SIUM, SODIUM, SIUM, WATER WATER WAT DIS SULFATE RIDE, RIDE, DIS- DIS- DIS- DIS- DIS IT DIS IT TOT IT DIS- DIS- DIS- SOLVED SOLVED SOLVED SOLVED FIELD FIELD FIELD SOLVED SOLVED SOLVED DATE (MG/L (MG/L (MG/L (MG/L MG/L AS MG/L AS MG/L AS (MG/L (MG/L (MG/L AS CA) AS MG) AS NA) AS K) CO3 HCO3 CACO3 AS SO4) AS CL) AS F) (00915) (00925) (00930) (00935) (00452) (00453) (39086) (00945) (00940) (00950) OCT 23... 33 6.2 30 3.6 0 99 81 21 40 .22 DEC 07... 36 6.7 30 3.2 0 105 86 21 43 .21 FEB 08... 23 4.3 20 1.8 0 71 58 14 34 <.10 APR 06... 30 5.6 22 2.1 0 88 72 16 36 .11 JUN 07... 36 6.6 30 3.5 0 103 84 21 43 .21 JUL 06... 34 6.3 29 3.9 0 92 75 21 43 .27 AUG 18... 41 7.7 39 5.6 0 101 83 29 55 .42 SEP 15... 32 6.0 33 4.0 0 89 73 31 43 .31 QUINNIPIAC RIVER BASIN 01196530 QUINNIPIAC RIVER AT NORTH HAVEN, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 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 23... 13 234 237 .061 4.05 .237 3.4 3.7 3.4 7.7 DEC 07... 12 234 236 .094 3.88 .334 3.3 3.6 3.7 7.5 FEB 08... 11 164 175 .021 1.55 .397 1.1 1.5 1.2 3.0 APR 06... 8.1 189 197 .043 2.24 .317 1.3 1.6 1.5 3.8 JUN 07... 12 257 252 .132 4.16 .212 1.9 2.1 2.1 6.3 JUL 06... 12 240 228 .078 3.14 .114 .86 .98 .77 4.1 AUG 18... 13 282 310 .120 6.28 .162 3.6 3.8 2.7 10 SEP 15... 11 247 250 .072 5.05 .133 4.8 4.9 4.5 9.9 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 23... .643 .610 .515 4.2 <1.0 101 <1.0 <1.0 <1.0 <1.0 DEC 07... .787 .640 .606 3.6 <1.0 104 <1.0 <1.0 <1.0 <1.0 FEB 08... .206 .166 .149 9.0 <1.0 71 <1.0 <1.0 <1.0 <1.0 APR 06... .241 .198 .164 8.1 <1.0 92 <1.0 <1.0 <1.0 <1.0 JUN 07... .711 .679 .588 6.2 <1.0 97 <1.0 <1.0 <1.0 <1.0 JUL 06... .803 .725 .683 7.6 <1.0 96 <1.0 <1.0 <1.0 <1.0 AUG 18... 1.19 .268 .992 7.4 <1.0 101 <1.0 <1.0 <1.0 <1.0 SEP 15... .649 .598 .587 5.8 <1.0 109 <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 23... 4.1 79 <1.0 107 4.9 3.2 <1.0 10 <1.0 7.4 DEC 07... 3.8 92 <1.0 112 2.6 4.4 <1.0 11 <1.0 7.2 FEB 08... 3.6 81 <1.0 70 1.6 2.6 <1.0 11 <1.0 3.9 APR 06... 3.4 120 <1.0 91 2.0 2.5 <1.0 7.4 <1.0 5.0 JUN 07... 4.1 55 <1.0 80 10 2.9 <1.0 8.4 <1.0 6.3 JUL 06... 4.4 38 <1.0 104 6.0 4.1 <1.0 6.6 <1.0 6.2 AUG 18... 6.0 27 <1.0 99 9.7 6.2 <1.0 12 <1.0 9.7 SEP 15... 6.2 55 <1.0 107 9.1 5.8 <1.0 14 <1.0 9.2