CONNECTICUT RIVER BASIN
01150900 OTTAUQUECHEE RIVER NEAR WEST BRIDGEWATER, VT
LOCATION.--Lat 43°37'20", long 72°45'34", Rutland County, Hydrologic Unit 02010001, on right bank, 50 ft upstream from
highway bridge on Mission Chapel Road, 1.6 mi northwest of West Bridgewater and 2.6 mi southeast of Sherburne
Center.
DRAINAGE AREA.--23.4 mi².
PERIOD OF RECORD.--Discharge records: October 1984 to current year.
REVISED RECORDS.--WRD NH-VT-87-1: 1985-86.
GAGE.--Water-stage recorder. Elevation of gage is 1,150 ft above sea level, from topographic map.
REMARKS.--Records good except those for estimated daily discharges, which are fair.
EXTREMES FOR CURRENT YEAR.--Peak discharges greater than base discharge of 500 ft³/s and maximum (*):
Discharge Gage height Discharge Gage height
Date Time (ft³/s) (ft) Date Time (ft³/s) (ft)
Oct. 22 1000 * 702 * 5.27 Apr. 7 2100 693 5.25
Dec. 2 1030 556 4.93
Minimum discharge, 4.1 ft³/s, August 11.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 14 45 69 e75 e28 134 149 164 69 9.4 6.3 11
2 12 39 298 e71 e26 164 109 192 61 9.1 5.9 9.9
3 12 36 143 77 e26 152 95 190 48 9.6 5.7 14
4 12 33 120 75 e23 96 113 300 41 13 5.6 11
5 11 30 90 73 e25 e70 140 156 36 13 5.9 9.5
6 11 28 73 124 e24 e58 239 155 32 10 5.6 8.4
7 10 29 62 78 e23 e53 515 224 30 9.2 5.3 7.5
8 9.9 32 59 e58 e22 e50 378 133 28 9.5 5.1 8.4
9 39 171 51 e47 e21 e47 141 103 25 14 5.2 7.4
10 37 133 45 e47 e19 e43 107 114 23 19 5.0 6.9
11 39 84 42 e43 e18 e42 87 104 22 12 4.9 6.7
12 24 64 43 e40 e17 e38 80 95 20 10 6.8 18
13 20 52 43 e36 e17 e36 102 93 21 9.7 21 11
14 20 44 42 e33 e17 e34 98 82 18 8.9 22 9.2
15 18 35 40 e31 e17 e33 85 77 16 14 11 8.4
16 17 30 39 e32 e17 e31 87 89 15 18 11 7.8
17 20 31 56 e32 e17 e31 101 81 17 13 8.9 7.3
18 18 31 127 e32 e17 e28 142 73 24 12 8.1 7.9
19 16 34 119 e32 e36 e27 159 72 53 13 7.6 7.3
20 161 33 87 e31 60 e27 149 86 30 11 6.8 8.2
21 499 29 71 e29 59 e26 157 73 23 9.4 14 10
22 470 27 53 e29 e245 e26 159 87 26 9.7 23 8.0
23 208 25 49 47 e112 e24 155 76 21 8.5 24 7.4
24 139 23 106 34 e80 e24 142 66 17 7.7 15 8.2
25 107 22 126 e38 e65 e24 123 66 16 7.3 11 7.2
26 79 34 115 e37 e52 93 118 60 14 7.0 9.7 7.0
27 64 34 103 e32 e158 94 117 52 13 6.8 8.9 6.9
28 70 26 83 e33 e260 92 200 48 12 6.7 22 6.7
29 61 24 117 e33 --- 155 215 46 11 7.0 16 25
30 54 23 151 e31 --- 224 155 44 10 6.4 13 26
31 54 --- e80 e30 --- 200 --- 47 --- 6.1 11 ---
TOTAL 2325.9 1281 2702 1440 1501 2176 4617 3248 792 320.0 331.3 298.2
MEAN 75.0 42.7 87.2 46.5 53.6 70.2 154 105 26.4 10.3 10.7 9.94
MAX 499 171 298 124 260 224 515 300 69 19 24 26
MIN 9.9 22 39 29 17 24 80 44 10 6.1 4.9 6.7
CFSM 3.21 1.82 3.72 1.99 2.29 3.00 6.58 4.48 1.13 .44 .46 .42
IN. 3.70 2.04 4.30 2.29 2.39 3.46 7.34 5.16 1.26 .51 .53 .47
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1985 - 1997, BY WATER YEAR (WY)
MEAN 53.8 66.5 50.4 44.0 38.9 81.9 152 84.4 35.6 32.1 24.8 26.9
MAX 121 121 87.2 87.6 76.6 185 269 169 67.8 125 51.5 97.2
(WY) 1988 1989 1997 1996 1990 1986 1994 1996 1989 1996 1986 1987
MIN 19.0 25.4 22.3 19.4 14.5 44.6 45.7 34.7 13.7 6.77 7.88 6.19
(WY) 1985 1995 1996 1988 1987 1989 1995 1995 1988 1991 1985 1995
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1985 - 1997
ANNUAL TOTAL 29985.4 21032.4
ANNUAL MEAN 81.9 57.6 57.6
HIGHEST ANNUAL MEAN 82.5 1996
LOWEST ANNUAL MEAN 35.6 1995
HIGHEST DAILY MEAN 975 May 12 515 Apr 7 1270 Apr 17 1993
LOWEST DAILY MEAN 7.4 Sep 21 4.9 Aug 11 3.0 Aug 3 1991
ANNUAL SEVEN-DAY MINIMUM 8.5 Sep 16 5.3 Aug 5 3.3 Jul 29 1991
INSTANTANEOUS PEAK FLOW 702 Oct 22 a 1960 Oct 22 1995
INSTANTANEOUS PEAK STAGE 5.27 Oct 22 7.78 Mar 31 1987
INSTANTANEOUS LOW FLOW 4.1 Aug 11 2.8 Aug 4 1991
ANNUAL RUNOFF (CFSM) 3.50 2.46 2.46
ANNUAL RUNOFF (INCHES) 47.67 33.44 33.45
10 PERCENT EXCEEDS 191 142 121
50 PERCENT EXCEEDS 39 32 33
90 PERCENT EXCEEDS 12 8.1 11
a From rating curve extended above 670 ft³/s.
e Estimated.
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