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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 01186000 WEST BRANCH FARMINGTON RIVER AT RIVERTON, CT


Litchfield County, Connecticut
Hydrologic Unit Code 01080207
Latitude  41°57'46", Longitude  73°01'05" NAD27
Drainage area 131  square miles
Gage datum 484.89 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 1955-10-01 -> 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
1 252 278 230 324 370 259 253 246 217 176 232 264
2 244 266 232 352 353 266 257 251 229 172 241 260
3 248 251 227 405 355 286 262 258 220 170 250 255
4 248 246 224 408 337 286 253 260 210 172 258 265
5 245 246 227 430 333 297 264 244 202 178 286 274
6 239 246 250 461 315 313 276 233 197 192 267 272
7 235 238 247 476 298 303 280 237 196 185 269 272
8 237 229 243 458 288 286 269 236 178 171 272 261
9 243 217 254 406 265 283 267 239 162 173 263 261
10 241 209 254 400 257 306 277 238 162 169 252 265
11 241 225 273 400 261 306 271 239 171 177 258 277
12 248 220 292 405 260 308 279 242 194 189 258 298
13 242 210 289 393 269 320 283 234 195 172 259 321
14 237 207 287 376 269 305 291 228 186 165 265 308
15 241 200 260 384 274 291 273 220 180 231 270 285
16 255 194 255 424 281 270 243 227 180 262 272 268
17 258 188 260 434 282 281 227 232 179 207 275 265
18 252 190 286 435 276 293 224 236 189 191 265 268
19 240 195 304 441 294 306 228 225 172 183 266 254
20 244 203 299 418 309 295 239 218 156 191 275 250
21 238 206 323 388 311 270 252 218 155 182 268 290
22 256 211 317 389 290 254 248 222 159 180 265 274
23 264 215 284 439 284 265 238 222 154 191 262 262
24 259 229 287 458 279 272 215 217 149 218 257 264
25 273 230 314 448 275 269 217 225 154 223 268 271
26 276 231 313 438 269 273 228 226 168 223 266 279
27 261 229 319 428 264 286 233 220 171 218 265 278
28 246 224 321 407 267 289 232 237 166 219 271 270
29 245 281 318 414 275 274 231 223 169 219 290 266
30 267   294 420 280 267 238 221 164 227 275 266
31 284   301   267   243 218   245   258