HOUSATONIC RIVER BASIN 01203000 SHEPAUG RIVER NEAR ROXBURY, CT LOCATION.--Lat 4132'59", long 7319'49", Litchfield County, Hydrologic Unit 01100005, on right bank at downstream side of Wellers Bridge 0.5 mi south of Roxbury Station, 1.2 mi southwest of village of Roxbury, and 2.4 mi upstream from Jacks Brook. DRAINAGE AREA.--132 mi2. PERIOD OF RECORD.--Water years 1953-54, 1959, 1974 to current year. PERIOD OF DAILY RECORD.-- WATER TEMPERATURES: October 1958 to September 1959. REMARKS.--Records of daily discharge from October 1930 to September 1971 in reports of the U.S. Geological Survey. EXTREMES FOR PERIOD OF RECORD.-- WATER TEMPERATURES: Maximum, 25.0C Aug. 17, 1959; minimum, 0.0C Dec. 14, 1958. WATER-QUALITY DATA, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 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 14... 1400 454 101 7.5 10.0 6.0 1.3 13.1 104 K9 24 JAN 10... 1300 256 116 7.6 5.5 0.5 1.3 14.8 105 160 33 MAR 10... 1315 259 98 7.6 8.0 3.5 1.2 13.9 106 K2 K1 MAY 19... 1215 244 103 8.6 18.5 13.0 1.6 11.2 109 60 20 JUN 13... 1215 43 120 7.8 28.0 21.5 1.3 8.4 98 52 K3 JUL 18... 1215 45 129 8.5 31.5 26.0 2.5 7.9 116 46 22 AUG 11... 1200 18 143 8.6 31.0 24.0 2.0 9.2 111 32 K11 SEP 12... 1220 113 121 7.9 27.0 20.0 11 9.8 109 3400 1200 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 14... 33 7.9 3.2 4.6 1.6 0 33 27 6.5 7.2 <.10 JAN 10... 33 8.1 3.2 5.8 1.1 0 32 26 7.9 9.1 <.10 MAR 10... 32 7.7 3.0 5.6 1.0 0 27 22 7.6 9.1 <.10 MAY 19... 34 8.5 3.2 6.0 1.1 0 31 25 6.8 8.6 <.10 JUN 13... 40 9.7 3.9 7.0 1.4 0 39 32 7.6 11 <.10 JUL 18... 42 10 3.9 7.3 1.5 0 44 36 6.5 11 <.10 AUG 11... 46 11 4.2 8.1 1.7 0 50 41 7.7 13 <.10 SEP 12... 41 10 3.8 6.3 1.6 0 41 34 6.9 10 <.10 HOUSATONIC RIVER BASIN 01203000 SHEPAUG RIVER NEAR ROXBURY, 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) NOV 14... 6.2 60 64 .030 .230 .020 .18 .20 <.20 .43 JAN 10... 6.0 59 76 .010 .340 .030 .17 .20 <.20 .54 MAR 10... 4.8 59 66 <.010 .220 <.015 -- <.20 <.20 -- MAY 19... 3.4 62 65 <.010 .062 <.015 -- <.20 <.20 -- JUN 13... 1.9 78 92 .013 .199 .020 .36 .38 .36 .58 JUL 18... 2.3 82 85 <.010 .114 .027 -- <.20 <.20 -- AUG 11... 1.4 84 84 <.010 .093 .074 .28 .35 .38 .44 SEP 12... 3.5 72 81 <.010 .299 <.015 -- .49 <.20 .79 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 14... .020 <.010 .020 20 <1.0 9.0 <1.0 <1.0 <1.0 <1.0 JAN 10... .010 <.010 .010 15 <1.0 9.0 <1.0 <1.0 <1.0 <1.0 MAR 10... <.010 .010 <.010 19 <1.0 9.0 <1.0 <1.0 <1.0 <1.0 MAY 19... .010 <.010 <.010 18 <1.0 9.9 <1.0 <1.0 <1.0 <1.0 JUN 13... <.010 <.010 <.010 15 <1.0 13 <1.0 <1.0 <1.0 <1.0 JUL 18... <.010 <.010 .023 35 <1.0 10 <1.0 <1.0 <1.0 <1.0 AUG 11... <.010 <.010 .012 34 <1.0 11 <1.0 <1.0 <1.0 <1.0 SEP 12... .060 <.010 .015 18 <1.0 11 <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 14... <1.0 75 <1.0 5.0 <1.0 <1.0 <1.0 <1.0 <1.0 4.7 JAN 10... <1.0 62 <1.0 6.0 <1.0 <1.0 <1.0 <1.0 <1.0 3.4 MAR 10... 1.0 63 <1.0 6.0 <1.0 <1.0 <1.0 <1.0 <1.0 3.0 MAY 19... 1.0 69 <1.0 8.6 <1.0 <1.0 <1.0 <1.0 <1.0 3.1 JUN 13... 1.8 100 <1.0 22 <1.0 <1.0 <1.0 2.5 <1.0 3.3 JUL 18... <1.0 73 <1.0 18 <1.0 <1.0 <1.0 <1.0 <1.0 4.4 AUG 11... 1.0 52 <1.0 14 <1.0 <1.0 <1.0 <1.0 <1.0 3.8 SEP 12... 1.2 46 <1.0 7.9 <1.0 <1.0 <1.0 <1.0 <1.0 25