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USGS Daily Statistics for the Nation

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


Northeastern Connecticut Planning Region County, Connecticut
Hydrologic Unit Code 011000010204
Latitude  41°58'42.47", Longitude  71°54'01.85" NAD83
Drainage area 101.0  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 -> 2025-09-30)

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
1 276 207 278 390 271 152 96 80 78 116 238 235
2 265 205 292 400 282 158 130 77 121 106 220 245
3 253 199 299 416 267 172 135 68 99 106 212 235
4 255 203 287 420 248 173 137 63 91 114 195 221
5 263 223 281 436 230 159 132 64 87 121 185 209
6 261 225 281 435 222 150 117 60 89 117 178 203
7 252 225 320 423 211 158 102 58 111 105 172 213
8 241 234 306 412 211 160 97 68 125 96 171 214
9 226 225 311 410 206 154 116 64 118 103 172 211
10 245 215 296 403 202 164 124 67 115 97 172 231
11 233 210 290 382 196 157 120 67 117 94 171 265
12 247 206 300 371 181 159 129 62 110 98 173 295
13 267 215 319 376 178 149 127 65 109 109 174 293
14 278 216 356 384 181 155 121 67 104 111 180 288
15 290 206 359 366 177 145 112 77 96 179 181 277
16 283 213 350 375 195 139 112 89 83 133 177 273
17 280 217 343 378 215 143 107 81 71 124 195 278
18 273 229 345 362 214 143 112 82 77 134 198 312
19 269 231 325 351 205 138 113 92 81 135 194 314
20 275 225 315 324 209 129 111 101 77 141 191 281
21 262 218 324 309 197 123 106 100 74 153 185 275
22 232 212 329 293 178 125 100 80 62 152 190 278
23 220 215 323 301 167 131 111 67 59 133 200 289
24 232 225 341 303 166 138 127 63 66 138 203 303
25 242 250 339 306 165 133 125 71 74 154 201 321
26 251 275 334 293 164 127 126 66 91 157 198 318
27 266 268 333 285 167 116 113 61 94 176 204 311
28 272 281 340 270 160 111 100 88 94 198 206 304
29 255 291 358 273 158 102 90 83 106 212 206 305
30 233   417 266 159 97 84 74 113 230 220 302
31 225   399   153   80 76   248   290