ST. LAWRENCE RIVER BASIN
04282000 OTTER CREEK AT CENTER RUTLAND, VT
LOCATION.--Lat 43°36'13", long 73°00'49", Rutland County, Hydrologic Unit 02010002, on right bank, 200 ft downstream
from dam, 500 ft upstream from bridge on Vermont Route 4A (formerly U.S. Highway 4) in Center Rutland, 1.2 mi
downstream from East Creek, and 1.5 mi west of Rutland.
DRAINAGE AREA.--307 mi².
PERIOD OF RECORD.--Discharge records: May 1928 to current year.
Water-quality records: Water years 1955, 1971.
REVISED RECORDS.--WSP 1084: 1929.
GAGE.--Water-stage recorder. Datum of gage is 474.80 ft above sea level; prior to October 1, 1964, datum was 1.00 ft
higher. Prior to July 22, 1929, nonrecording gage at same site.
REMARKS.--Records good except those for estimated daily discharges, which are fair. Flow regulated by powerplants and
Chittenden Reservoir 14 mi upstream on East Creek. These reservoirs have a combined usuable capacity of about
819.8 million ft³. Prior to June 3, 1947, regulation by East Pittsford Reservoir, usable capacity, 150 million ft³.
EXTREMES FOR CURRENT YEAR.--Peak discharges greater than base discharge of 3,400 ft³/s and maximum (*):
Discharge Gage height Discharge Gage height
Date Time (ft³/s) (ft) Date Time (ft³/s) (ft)
Dec. 2 ---- * 5,360 *a 9.60 No other peak greater than base discharge.
Minimum daily discharge, 78 ft³/s, August 2.
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
1 235 461 761 e850 e276 1380 1540 1570 486 135 84 170
2 199 397 e3050 e760 e270 1120 1440 1610 577 105 78 160
3 174 372 e1800 e710 e263 1460 1210 1540 484 118 87 233
4 131 365 1290 e680 e260 1080 1260 1990 401 165 95 207
5 122 352 1260 e640 e255 846 1400 1800 335 153 152 136
6 121 343 1090 e610 e252 e738 1820 1440 297 127 125 118
7 150 341 918 e580 e240 e600 2340 1810 274 125 85 107
8 161 348 865 e520 e235 e540 2520 1440 258 144 97 115
9 405 810 801 e470 e228 e510 1920 1140 260 152 180 125
10 471 1160 738 e440 e220 e480 1220 1230 265 e142 183 120
11 500 766 697 e410 e223 e470 1020 1190 235 e131 144 e117
12 325 615 680 e385 e221 e440 912 1020 229 e122 83 e119
13 249 538 795 e370 e218 e430 1110 955 242 e117 184 e129
14 238 492 767 e355 e212 e415 1150 871 209 e120 211 e131
15 252 424 764 e350 e210 e405 1000 785 172 e132 136 e124
16 235 e370 724 e340 e210 e390 945 830 179 e148 119 e122
17 257 352 772 e330 e212 e380 1020 821 218 e128 110 e125
18 246 371 1130 e325 e212 e360 1180 738 280 142 115 126
19 181 398 1170 e320 e255 e355 1150 696 597 173 135 107
20 664 395 1010 e310 858 e353 1090 820 438 155 124 111
21 2390 334 e722 e308 694 e350 1360 746 288 136 111 128
22 1910 313 e760 e300 1420 e340 1450 729 237 159 165 141
23 1090 286 710 e380 1580 e325 1490 735 213 128 243 162
24 855 270 947 e350 1200 e320 1460 642 216 96 167 176
25 699 288 1230 e315 e920 e318 1340 593 190 93 146 156
26 600 497 875 e310 675 e600 1240 578 158 84 159 116
27 531 e445 1070 e300 1260 975 1220 545 143 79 124 114
28 522 e410 972 e295 1840 1010 1550 485 132 80 572 109
29 521 e395 939 e285 --- 1730 2060 407 123 111 439 180
30 472 377 1200 e270 --- 2180 1840 382 133 136 286 334
31 499 --- e950 e272 --- 1850 --- 389 --- 117 194 ---
TOTAL 15405 13285 31457 13140 14919 22750 42257 30527 8269 3953 5133 4318
MEAN 497 443 1015 424 533 734 1409 985 276 128 166 144
MAX 2390 1160 3050 850 1840 2180 2520 1990 597 173 572 334
MIN 121 270 680 270 210 318 912 382 123 79 78 107
CFSM 1.62 1.44 3.31 1.38 1.74 2.39 4.59 3.21 .90 .42 .54 .47
IN. 1.87 1.61 3.81 1.59 1.81 2.76 5.12 3.70 1.00 .48 .62 .52
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1928 - 1997, BY WATER YEAR (WY)
MEAN 356 507 516 476 460 819 1468 837 430 283 241 257
MAX 1227 1025 1291 1094 1564 2376 3079 2120 1565 1047 1591 1385
(WY) 1988 1960 1984 1949 1981 1936 1969 1940 1947 1976 1976 1938
MIN 86.5 141 126 100 110 231 445 271 130 78.2 91.2 78.4
(WY) 1965 1965 1948 1948 1980 1965 1995 1941 1965 1965 1965 1964
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1928 - 1997
ANNUAL TOTAL 288313 205413
ANNUAL MEAN 788 563 553
HIGHEST ANNUAL MEAN 1049 1976
LOWEST ANNUAL MEAN 239 1965
HIGHEST DAILY MEAN 6190 Jan 20 e 3050 Dec 2 10100 Sep 22 1938
LOWEST DAILY MEAN 96 Sep 22 78 Aug 2 40 Sep 7 1995
ANNUAL SEVEN-DAY MINIMUM 124 Sep 16 96 Jul 23 48 Sep 2 1995
INSTANTANEOUS PEAK FLOW a 5360 Dec 2 13700 Sep 22 1938
INSTANTANEOUS PEAK STAGE a 9.60 Dec 2 b 12.45 Sep 22 1938
ANNUAL RUNOFF (CFSM) 2.57 1.83 1.80
ANNUAL RUNOFF (INCHES) 34.94 24.89 24.48
10 PERCENT EXCEEDS 2020 1270 1210
50 PERCENT EXCEEDS 488 355 339
90 PERCENT EXCEEDS 172 122 135
a From crest-stage gage.
b At datum then in use.
e Estimated.
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