DISCHARGE: October 1947 to current year. Prior to October 1974, records published with those for streams in the St. Lawrence River basin (WSP 1307, 1727, 1911, 2111, WDR IL 1971-74). |
STAGE: Water years 1994-2001. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 56 | 55 | 93 | e73 | 514 | 310 | 91 | 81 | 161 | 45 | 58 | 86 |
2 | 53 | 53 | 90 | e75 | 345 | 243 | 86 | 77 | 138 | 44 | 500 | 72 |
3 | 57 | 52 | 85 | e77 | 281 | 201 | 82 | 73 | 131 | 107 | 564 | 64 |
4 | 403 | 51 | 78 | e78 | 209 | 177 | 81 | 70 | 105 | 122 | 198 | 58 |
5 | 224 | 53 | 74 | e78 | 169 | 151 | 89 | 67 | 406 | 81 | 113 | 50 |
6 | 153 | 57 | 68 | e77 | 167 | 133 | 191 | 67 | 676 | 58 | 84 | 51 |
7 | 107 | 136 | 68 | e76 | 183 | 133 | 161 | 66 | 394 | 51 | 78 | 158 |
8 | 195 | 92 | 67 | e75 | 256 | 164 | 121 | 64 | 269 | 53 | 67 | 93 |
9 | 216 | 364 | 64 | e74 | 1530 | 138 | 123 | 69 | 183 | 50 | 67 | 100 |
10 | 142 | 698 | 64 | 72 | 2310 | 104 | 109 | 84 | 129 | 45 | 116 | 107 |
11 | 106 | 344 | 66 | 72 | 1510 | 109 | 107 | 83 | 109 | 42 | 67 | 83 |
12 | 88 | 190 | 65 | 72 | 643 | 112 | 150 | 76 | 263 | 40 | 60 | 66 |
13 | 77 | 231 | e68 | 77 | 420 | 126 | 109 | 64 | 187 | 39 | 58 | 55 |
14 | 70 | 214 | e68 | 118 | 397 | 116 | 93 | 72 | 124 | 37 | 51 | 50 |
15 | 70 | 159 | e69 | 277 | 454 | 143 | 268 | 78 | 112 | 40 | 47 | 47 |
16 | 68 | 135 | e71 | 304 | 397 | 251 | 263 | 92 | 93 | 40 | 90 | 48 |
17 | 63 | 119 | e75 | 258 | 312 | 323 | 172 | 81 | 82 | 42 | 80 | 52 |
18 | 61 | 91 | e72 | 220 | 207 | 356 | 134 | 69 | 73 | 42 | 122 | 63 |
19 | 58 | 84 | e70 | 187 | 184 | 329 | 132 | 64 | 64 | 38 | 184 | 303 |
20 | 58 | 79 | e69 | 157 | 150 | 265 | 190 | 62 | 61 | 36 | 94 | 143 |
21 | 75 | 69 | e68 | 134 | 128 | 212 | 280 | 95 | 127 | 180 | 69 | 84 |
22 | 64 | 64 | e67 | 122 | 118 | 174 | 291 | 94 | 103 | 565 | 63 | 67 |
23 | 56 | 64 | e67 | 113 | 112 | 148 | 265 | 75 | 76 | 532 | 62 | 158 |
24 | 134 | 65 | e66 | 107 | 419 | 130 | 243 | 79 | 68 | 621 | 60 | 224 |
25 | 98 | 67 | e66 | 99 | 1730 | 115 | 157 | 124 | 61 | 315 | 261 | 183 |
26 | 75 | 117 | e66 | 93 | 1530 | 104 | 127 | 182 | 55 | 164 | 349 | 149 |
27 | 69 | 105 | e66 | 94 | 692 | 98 | 112 | 536 | 51 | 139 | 176 | 98 |
28 | 64 | 89 | e67 | 91 | 449 | 92 | 101 | 324 | 47 | 133 | 112 | 81 |
29 | 64 | 95 | e68 | 141 | --- | 90 | 92 | 180 | 47 | 79 | 81 | 73 |
30 | 61 | 104 | e69 | 582 | --- | 88 | 85 | 122 | 47 | 67 | 76 | 68 |
31 | 58 | --- | e71 | 638 | --- | 87 | --- | 111 | --- | 62 | 124 | --- |
TOTAL | 3143 | 4096 | 2185 | 4711 | 15816 | 5222 | 4505 | 3381 | 4442 | 3909 | 4131 | 2934 |
MEAN | 101 | 137 | 70.5 | 152 | 565 | 168 | 150 | 109 | 148 | 126 | 133 | 97.8 |
MAX | 403 | 698 | 93 | 638 | 2310 | 356 | 291 | 536 | 676 | 621 | 564 | 303 |
MIN | 53 | 51 | 64 | 72 | 112 | 87 | 81 | 62 | 47 | 36 | 47 | 47 |
CFSM | .49 | .66 | .34 | .73 | 2.72 | .81 | .72 | .52 | .71 | .61 | .64 | .47 |
IN. | .56 | .73 | .39 | .84 | 2.83 | .93 | .81 | .60 | .79 | .70 | .74 | .52 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 100 | 147 | 173 | 178 | 224 | 319 | 319 | 246 | 206 | 129 | 104 | 104 |
MAX | 645 | 572 | 767 | 572 | 667 | 916 | 712 | 638 | 817 | 555 | 360 | 480 |
(WY) | 1955 | 1991 | 1983 | 1993 | 1997 | 1979 | 1950 | 1996 | 1993 | 1957 | 1968 | 1961 |
MIN | 19.8 | 18.1 | 27.8 | 27.0 | 38.1 | 65.4 | 65.1 | 51.8 | 35.4 | 39.0 | 23.8 | 17.8 |
(WY) | 1957 | 1950 | 1963 | 1963 | 1964 | 2000 | 1986 | 1958 | 1949 | 1948 | 1948 | 1949 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1948 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 53712 | 58475 | ||||
ANNUAL MEAN | 147 | 160 | 187 | |||
HIGHEST ANNUAL MEAN | 333 | 1993 | ||||
LOWEST ANNUAL MEAN | 72.4 | 1964 | ||||
HIGHEST DAILY MEAN | 1940 | Jun 26 | 2310 | Feb 10 | 4240 | Jul 14 1957 |
LOWEST DAILY MEAN | 32 A | Jan 27 | 36 | Jul 20 | 7.9 | Oct 6 1950 |
ANNUAL SEVEN-DAY MINIMUM | 34 | Jan 26 | 39 | Jul 14 | 14 | Oct 27 1949 |
MAXIMUM PEAK FLOW | 2410 | Feb 10 | 4440 B | Jul 14 1957 | ||
MAXIMUM PEAK STAGE | 15.92 | Feb 10 | 20.50 | Nov 28 1990 | ||
INSTANTANEOUS LOW FLOW | 33 | Jul 14-15 | ||||
ANNUAL RUNOFF (CFSM) | .71 | .77 | .90 | |||
ANNUAL RUNOFF (INCHES) | 9.61 | 10.46 | 12.22 | |||
10 PERCENT EXCEEDS | 306 | 313 | 424 | |||
50 PERCENT EXCEEDS | 72 | 92 | 84 | |||
90 PERCENT EXCEEDS | 43 | 56 | 36 |
A - Estimated due to backwater from ice. | |
B - Gage height, 20.11 ft, site then in use. | |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |