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USGS Daily Statistics for Connecticut

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 01125100 FRENCH RIVER AT NORTH GROSVENORDALE, CT


Windham County, Connecticut
Hydrologic Unit Code 01100001
Latitude  41°58'42.47", Longitude  71°54'01.85" NAD83
Drainage area 101  square miles
Gage datum 330.99 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1999-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 271 197 282 387 281 139 97 82 81 121 246 242
2 261 199 297 402 293 148 133 79 125 110 227 253
3 253 195 298 420 276 165 140 68 102 110 219 243
4 257 201 284 421 257 168 142 65 94 119 202 230
5 265 223 274 437 233 156 138 65 90 126 191 216
6 265 227 272 429 220 147 122 62 92 122 181 210
7 256 228 301 417 207 158 106 59 115 109 175 221
8 245 239 279 408 198 162 101 68 129 100 174 222
9 229 230 287 409 191 156 118 65 122 108 175 220
10 220 220 277 407 189 166 124 68 119 101 175 241
11 218 214 279 389 175 159 121 68 122 98 175 253
12 238 210 284 368 161 163 132 62 114 102 177 287
13 260 219 306 365 157 152 131 66 113 113 178 281
14 266 221 350 373 168 159 126 68 108 116 184 277
15 275 210 360 354 165 148 116 78 99 186 186 273
16 268 216 358 367 178 142 117 91 86 138 181 274
17 266 221 348 375 197 148 112 83 73 129 201 280
18 258 235 350 362 196 149 118 84 80 140 204 300
19 252 237 329 352 185 144 120 93 84 141 199 297
20 260 231 321 326 180 134 117 103 80 147 197 273
21 250 224 332 313 173 128 112 102 76 160 190 263
22 222 218 340 297 158 126 106 82 64 158 195 262
23 213 222 328 308 141 133 117 68 61 139 205 273
24 231 233 335 313 135 139 136 64 68 144 208 290
25 241 260 336 316 133 136 133 72 76 160 207 313
26 249 287 326 301 139 130 133 68 95 163 204 312
27 257 279 325 293 150 118 120 62 98 183 210 308
28 262 290 337 276 148 113 107 90 97 206 212 302
29 243 293 355 280 148 104 94 86 110 220 212 305
30 219   411 274 148 98 88 76 117 238 227 302
31 213   393   141   83 78   257   288