ST. LAWRENCE RIVER BASIN
04280000 POULTNEY RIVER BELOW FAIR HAVEN, VT
LOCATION.--Lat 43°37'40", long 73°18'50", Rutland County, Hydrologic Unit 02010001, on right bank, 0.3 mi downstream
from Carver Falls, 1.9 mi upstream from Hubbardton River, and 3.2 mi northwest of Fair Haven.
DRAINAGE AREA.--187 mi².
PERIOD OF RECORD.--Discharge records: October 1928 to current year.
Water-quality records: Water year 1954.
REVISED RECORDS.--WSP 1114: 1929(M), 1932-35.
GAGE.--Water-stage recorder. Elevation of gage is 105 ft above sea level, from topographic map.
REMARKS.--Records fair except for periods of estimated daily discharges and October 3 to November 30, which are poor.
Flow regulated by powerplant upstream and Lake Bomoseen.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 14,800 ft³/s, July 20, 1945, gage height, 24.36 ft, from high-water
mark in well, from rating curve extended above 2,600 ft³/s on basis of computations of flow over dam at gage
heights 16.10 ft, 21.40 ft, and 24.36 ft; minimum daily discharge, 2.1 ft³/s, August 8, 1965, September 13, 1977.
EXTREMES FOR CURRENT YEAR.--Peak discharges greater than base discharge of 2,600 ft³/s and maximum (*):
Discharge Gage height Discharge Gage height
Date Time (ft³/s) (ft) Date Time (ft³/s) (ft)
Dec. 2 2315 * 4,860 * 15.19 No other peak greater than base discharge.
Minimum daily discharge, 12 ft³/s, August 20, 26, and September 20.
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 57 124 244 e338 e143 1130 1670 355 138 35 18 45
2 47 123 2760 e295 e140 983 1340 379 156 26 13 e25
3 48 112 2890 e260 e120 904 1210 369 133 53 14 e34
4 46 125 1520 e250 e120 510 1120 629 141 68 14 e38
5 28 99 1200 e248 e130 425 1120 478 151 53 15 e40
6 36 88 998 e295 e148 421 1220 418 110 49 25 e25
7 41 90 882 e285 e151 403 1280 669 72 39 24 e15
8 38 87 776 286 e149 e375 1070 654 78 25 13 e15
9 42 172 406 292 e128 e345 858 585 70 42 13 e40
10 82 262 352 281 e148 e325 698 634 69 40 13 e25
11 137 191 370 302 e133 e300 420 621 68 40 13 e15
12 106 183 358 279 e126 e270 359 520 57 41 13 e15
13 74 172 449 272 e127 259 402 433 59 25 14 e15
14 71 162 443 259 e113 178 365 393 58 25 32 e23
15 61 142 448 262 e110 e205 308 340 54 48 33 e28
16 70 140 406 241 e107 e190 280 280 39 67 22 22
17 40 122 391 e175 e102 e205 274 281 35 49 22 21
18 67 132 435 e135 e100 e230 349 261 71 52 20 23
19 40 144 453 e150 e119 208 502 244 219 51 15 18
20 66 173 463 e157 339 182 540 251 225 47 12 12
21 116 165 406 e156 348 169 551 233 94 37 13 17
22 220 142 342 e147 822 183 481 206 82 25 36 34
23 212 148 331 e113 1550 159 427 217 57 34 22 33
24 182 141 410 e138 861 147 369 204 68 38 22 30
25 107 139 1090 e143 516 153 328 182 65 35 19 18
26 83 154 708 e150 483 235 294 144 54 39 12 13
27 88 213 620 e150 913 358 262 185 49 32 14 15
28 80 149 563 e150 1870 540 303 157 45 28 123 15
29 82 160 522 e150 --- 1020 420 112 41 26 147 37
30 128 166 510 e150 --- 1950 415 109 41 23 79 47
31 131 --- 368 e149 --- 2040 --- 118 --- 22 57 ---
TOTAL 2626 4420 22114 6658 10116 15002 19235 10661 2599 1214 902 753
MEAN 84.7 147 713 215 361 484 641 344 86.6 39.2 29.1 25.1
MAX 220 262 2890 338 1870 2040 1670 669 225 68 147 47
MIN 28 87 244 113 100 147 262 109 35 22 12 12
CFSM .45 .79 3.81 1.15 1.93 2.59 3.43 1.84 .46 .21 .16 .13
IN. .52 .88 4.40 1.32 2.01 2.98 3.83 2.12 .52 .24 .18 .15
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1929 - 1997, BY WATER YEAR (WY)
MEAN 142 226 263 254 258 521 675 323 159 104 80.3 91.1
MAX 721 760 1018 897 800 1627 1441 902 776 639 629 666
(WY) 1978 1973 1984 1996 1984 1986 1977 1983 1947 1976 1976 1938
MIN 18.2 21.4 38.4 42.0 26.8 113 231 71.5 19.4 7.08 3.94 8.19
(WY) 1974 1965 1965 1931 1980 1940 1966 1941 1965 1965 1965 1995
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1929 - 1997
ANNUAL TOTAL 143833 96300
ANNUAL MEAN 393 264 258
HIGHEST ANNUAL MEAN 527 1976
LOWEST ANNUAL MEAN 66.9 1965
HIGHEST DAILY MEAN 7010 Jan 20 2890 Dec 3 7010 Jan 20 1996
LOWEST DAILY MEAN 22 Sep 21 a 12 Aug 20 b 2.1 Aug 8 1965
ANNUAL SEVEN-DAY MINIMUM 31 Sep 17 15 Aug 7 3.0 Aug 13 1965
INSTANTANEOUS PEAK FLOW c 4860 Dec 2 c 14800 Jul 20 1945
INSTANTANEOUS PEAK STAGE 15.19 Dec 2 d 24.36 Jul 20 1945
ANNUAL RUNOFF (CFSM) 2.10 1.41 1.38
ANNUAL RUNOFF (INCHES) 28.61 19.16 18.73
10 PERCENT EXCEEDS 971 599 612
50 PERCENT EXCEEDS 182 144 135
90 PERCENT EXCEEDS 48 22 28
a Also occurred on August 26 and September 20.
b Also occurred on September 13, 1977.
c From rating curve extended above 2,600 ft³/s as explained above.
d From high-water mark in well.
e Estimated.
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