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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 01196500 QUINNIPIAC RIVER AT WALLINGFORD, CT


New Haven County, Connecticut
Hydrologic Unit Code 01100004
Latitude  41°27'00.95", Longitude  72°50'28.59" NAD83
Drainage area 115  square miles
Gage datum 19.24 feet above NGVD29
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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 1930-10-01 -> 2019-09-30)

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
1 259 232 304 452 278 269 160 116 86 131 156 230
2 269 265 311 437 280 284 134 108 91 132 159 240
3 264 328 314 433 272 263 132 106 93 125 173 232
4 255 309 332 433 284 231 131 103 102 129 167 221
5 243 268 329 433 269 242 130 106 92 114 169 227
6 239 237 351 416 267 321 132 106 93 111 166 241
7 251 249 426 385 267 280 126 113 116 112 159 255
8 262 269 388 354 248 245 123 105 110 114 176 245
9 250 243 381 337 246 206 120 101 110 140 207 243
10 239 224 360 372 255 203 118 115 102 134 196 237
11 234 243 359 366 279 190 117 130 102 119 196 236
12 232 253 386 336 275 198 109 129 108 118 189 265
13 236 246 398 359 277 201 116 132 120 129 195 269
14 234 261 397 353 264 209 122 125 110 137 194 252
15 257 269 394 346 249 191 116 113 123 165 188 253
16 247 275 392 414 252 177 119 104 125 160 181 234
17 219 260 396 443 262 184 115 108 130 150 200 239
18 224 267 390 362 247 182 110 121 141 140 193 247
19 248 266 384 324 250 183 108 144 136 151 164 229
20 241 263 392 320 242 164 109 144 132 199 191 219
21 245 271 399 322 233 161 109 123 145 201 207 273
22 245 274 458 317 218 156 112 118 143 156 191 293
23 252 273 456 330 211 155 122 113 133 143 214 246
24 297 297 389 338 244 159 158 104 122 165 202 253
25 387 334 366 327 249 161 124 100 122 179 203 252
26 384 349 361 316 231 143 112 98 142 168 210 245
27 328 320 364 339 228 135 110 97 146 152 231 247
28 324 301 376 317 217 146 118 124 152 165 227 240
29 286 276 382 295 217 148 121 122 147 178 243 233
30 246   396 271 237 156 115 101 133 174 240 236
31 229   434   243   114 90   161   243