SASCO BROOK BASIN 01208950 SASCO BROOK NEAR SOUTHPORT, CT LOCATION.--Lat 41o09'10", long 73o18'23", Fairfield County, Hydrologic Unit 01100006, on left downstream abutment of bridge on Hulls Farm Road, 1.5 mi northwest of Southport. DRAINAGE AREA.--7.38 mi2. PERIOD OF RECORD.--Occasional low-flow measurements and annual maximum, water years 1961-64. October 1964 to current year. REVISED RECORDS.--WDR CT-83-1: Drainage area. GAGE.--Water-stage recorder. Datum of gage is 52.01 ft above sea level. Sept. 6, 1960, to Oct. 6, 1964, crest-stage gage, Oct. 7, 1964 to June 16, 1966, water-stage recorder, and June 17, 1966, to Apr. 27, 1969, nonrecording gage and crest-stage gage at same site and datum. REMARKS.--Records good except those for periods of estimated record, which are fair. Telephone gage-height telemeter at this station. DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 .40 5.6 8.4 5.2 e20 16 15 38 5.0 5.6 10 .48 2 .38 15 9.3 6.0 e18 16 63 24 4.4 4.5 6.5 .45 3 .38 15 8.0 7.4 e17 16 29 24 34 4.0 4.8 .41 4 .40 9.4 8.6 e5.5 e15 13 20 26 43 4.4 4.2 .39 5 .64 7.0 7.6 e4.6 e14 16 17 20 17 3.7 3.4 .41 6 39 6.3 9.8 e4.2 e13 50 16 21 10 2.6 2.9 .39 7 10 7.6 8.9 e3.8 e13 54 18 19 7.7 1.9 2.5 .67 8 4.9 16 7.5 e3.4 15 e28 34 18 6.6 2.5 2.3 1.4 9 3.2 11 7.4 e3.2 24 e22 27 16 6.0 3.1 1.9 1.8 10 2.3 8.0 7.9 e3.0 25 e20 48 16 6.3 4.3 1.6 1.7 11 1.9 7.7 6.6 e2.9 23 21 43 17 6.4 2.7 1.4 1.3 12 1.8 43 5.7 e2.9 20 23 33 43 6.1 2.0 1.3 1.1 13 1.9 23 5.1 e2.9 e13 26 35 23 6.4 76 3.4 1.0 14 2.4 20 e4.9 e2.9 e11 25 28 16 7.8 61 3.5 2.0 15 14 37 e4.8 e2.9 e10 22 23 14 5.4 21 2.8 1.4 16 6.8 23 e4.6 e2.9 e10 23 270 42 4.0 16 2.0 1.2 17 4.4 17 e4.5 e5.5 e9.5 18 116 78 3.4 9.3 1.7 20 18 3.5 14 e4.4 11 e9.0 17 63 38 6.4 6.6 1.3 44 19 2.9 15 e4.2 69 e8.8 16 47 32 9.0 6.2 1.1 13 20 2.7 14 e4.1 84 13 38 39 24 23 5.2 .90 5.9 21 14 12 e4.1 35 48 25 34 19 21 4.1 .89 4.3 22 22 11 e4.0 26 47 20 29 16 11 3.4 .80 11 23 10 9.5 e3.9 22 34 17 27 13 7.9 3.2 .72 22 24 6.5 8.7 e3.8 56 41 15 24 11 6.3 3.8 1.1 8.4 25 5.1 8.2 e3.7 75 32 14 21 9.0 6.5 3.8 1.4 8.0 26 4.2 7.9 e3.7 35 23 13 22 8.2 5.0 10 1.0 5.5 27 3.9 7.9 e3.6 69 20 12 25 7.9 3.8 7.8 .86 4.4 28 16 7.6 e3.6 87 22 12 19 7.3 3.4 4.8 .72 4.1 29 14 7.5 e3.5 41 19 15 24 7.2 2.9 3.5 .69 10 30 8.3 7.5 e3.4 33 --- 17 32 6.4 3.9 3.2 .61 6.6 31 6.5 --- e3.4 28 --- 15 --- 5.7 --- 6.0 .55 --- TOTAL 214.40 402.4 173.0 740.2 587.3 655 1241 659.7 289.6 296.2 68.84 183.30 MEAN 6.92 13.4 5.58 23.9 20.3 21.1 41.4 21.3 9.65 9.55 2.22 6.11 MAX 39 43 9.8 87 48 54 270 78 43 76 10 44 MIN .38 5.6 3.4 2.9 8.8 12 15 5.7 2.9 1.9 .55 .39 CFSM .94 1.82 .76 3.24 2.74 2.86 5.61 2.88 1.31 1.29 .30 .83 IN. 1.08 2.03 .87 3.73 2.96 3.30 6.26 3.33 1.46 1.49 .35 .92 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1965 - 1996, BY WATER YEAR (WY) MEAN 6.36 12.0 17.9 17.6 17.7 25.3 24.0 17.0 11.8 4.71 3.83 4.59 MAX 19.3 26.4 44.3 60.3 36.9 46.4 82.2 79.1 79.2 21.1 18.9 20.6 (WY) 1976 1978 1984 1979 1970 1983 1983 1989 1972 1984 1992 1974 MIN .22 .84 2.28 1.96 5.10 9.56 6.34 3.69 1.63 .22 .076 .16 (WY) 1965 1966 1966 1966 1980 1981 1985 1986 1988 1966 1966 1980 SUMMARY STATISTICS FOR 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1965 - 1996 ANNUAL TOTAL 2697.30 5510.94 ANNUAL MEAN 7.39 15.1 13.5 HIGHEST ANNUAL MEAN 22.2 1984 LOWEST ANNUAL MEAN 4.47 1966 HIGHEST DAILY MEAN 54 Jan 7 270 Apr 16 785 Jun 19 1972 LOWEST DAILY MEAN .04 Aug 31 a.38 Oct 2 .00 Jul 26 1993 ANNUAL SEVEN-DAY MINIMUM .04 Sep 3 .44 Aug 31 .01 Oct 6 1964 INSTANTANEOUS PEAK FLOW 480 Apr 16 1640 Jun 19 1972 INSTANTANEOUS PEAK STAGE 4.88 Apr 16 7.00 Jun 19 1972 INSTANTANEOUS LOW FLOW b.35 Sep 4 .00 Jul 23 1991 ANNUAL RUNOFF (CFSM) 1.00 2.04 1.83 ANNUAL RUNOFF (INCHES) 13.60 27.78 24.92 10 PERCENT EXCEEDS 16 34 29 50 PERCENT EXCEEDS 4.9 8.2 7.7 90 PERCENT EXCEEDS .20 1.7 .76 a Also occurred on Oct. 3. b Also occurred on Sep. 6. e Estimated.