QUINNIPIAC RIVER BASIN 01196530 QUINNIPIAC RIVER AT NORTH HAVEN, CT LOCATION.--Lat 4123'24", long 7252'19", 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 1996 TO SEPTEMBER 1997 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 18... 1000 388 7.3 14.0 14.0 2.2 7.6 73 1700 132 110 DEC 12... 1030 278 7.5 4.0 5.5 9.8 12.2 96 14000 1200 79 FEB 10... 0945 309 7.5 4.0 3.0 3.7 11.3 83 4100 1580 84 APR 09... 0945 301 7.8 7.0 10.0 4.3 11.4 301 9800 1060 85 JUN 23... 0845 338 7.4 26.5 22.0 9.7 5.0 57 200 148 110 JUL 22... 0915 345 7.5 22.5 20.5 29 9.0 66 1100 2100 98 AUG 07... 0850 286 7.4 23.0 20.0 13 5.8 64 1100 180 82 SEP 18... 0830 429 7.5 22.0 20.0 11 5.7 64 150 144 120 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 18... 35 6.1 27 3.1 0 95 78 22 42 .20 DEC 12... 24 4.5 22 1.8 0 68 56 15 36 <.10 FEB 10... 26 4.7 22 1.8 0 74 61 16 36 .10 APR 09... 27 4.5 21 1.8 0 76 62 16 35 .11 JUN 23... 33 6.2 26 3.0 0 92 75 18 38 .22 JUL 22... 30 5.5 30 3.2 0 95 78 16 39 .22 AUG 07... 25 4.6 20 2.6 0 77 63 16 33 .16 SEP 18... 38 6.8 34 4.4 0 101 83 26 49 .35 QUINNIPIAC RIVER BASIN 01196530 QUINNIPIAC RIVER AT NORTH HAVEN, CT--Continued WATER-QUALITY DATA, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 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 18... 13 218 240 .090 3.60 .260 3.0 3.3 3.0 6.9 DEC 12... 11 162 176 .040 1.80 .510 .99 1.5 1.3 3.3 FEB 10... 11 172 188 .070 2.20 .360 1.6 2.0 1.6 4.2 APR 09... 8.6 174 168 .040 1.60 .470 1.4 1.9 1.7 3.5 JUN 23... 11 219 259 .108 2.82 .155 2.4 2.6 2.4 5.4 JUL 22... 8.3 224 285 .090 3.26 .209 5.5 5.7 4.3 8.9 AUG 07... 8.7 185 207 .056 2.30 .283 2.3 2.6 2.2 4.9 SEP 18... 10 267 272 .100 5.18 .208 4.0 4.2 4.1 9.3 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 18... .540 .400 .410 7.0 <1.0 99 <1.0 <1.0 <1.0 <1.0 DEC 12... .160 .120 .120 13 <1.0 75 <1.0 <1.0 1.0 <1.0 FEB 10... .220 .160 .180 10 <1.0 79 <1.0 <1.0 <1.0 <1.0 APR 09... .200 .170 .180 9.8 <1.0 81 <1.0 <1.0 1.3 <1.0 JUN 23... .484 .360 .356 11 <1.0 98 <1.0 <1.0 1.2 <1.0 JUL 22... .700 .464 .461 8.8 <1.0 88 <1.0 <1.0 1.0 <1.0 AUG 07... .474 .400 .392 8.1 <1.0 82 <1.0 <1.0 <1.0 <1.0 SEP 18... .878 .753 .763 7.4 <1.0 111 <1.0 <1.0 1.3 <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 18... 3.0 40 <1.0 79 4.0 4.0 <1.0 11 <1.0 6.6 DEC 12... 4.0 93 <1.0 61 <1.0 2.0 <1.0 12 <1.0 5.7 FEB 10... 3.0 96 <1.0 80 2.0 3.0 <1.0 16 <1.0 4.9 APR 09... 3.1 110 <1.0 78 1.7 2.3 <1.0 9.3 <1.0 4.6 JUN 23... 3.9 79 <1.0 115 3.0 3.6 <1.0 7.1 <1.0 7.7 JUL 22... 3.5 44 <1.0 114 4.7 5.6 <1.0 7.2 <1.0 12 AUG 07... 4.7 54 <1.0 99 3.9 3.4 <1.0 7.2 <1.0 7.4 SEP 18... 5.1 51 <1.0 96 5.5 5.1 <1.0 11 <1.0 6.5