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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 86 - 87 years of record in, ft3/s   (Calculation Period 1930-10-01 -> 2017-09-30)

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
1 255 231 304 453 276 271 159 117 86 132 155 230
2 267 264 309 440 279 288 134 107 92 132 158 240
3 264 329 311 438 272 266 133 103 93 120 168 230
4 255 310 333 433 283 233 132 101 102 126 161 221
5 241 262 331 433 264 244 131 103 93 113 167 227
6 234 235 356 417 253 326 133 102 93 110 163 241
7 249 246 433 380 260 284 125 112 115 113 155 256
8 262 266 393 352 245 249 122 105 110 114 174 247
9 250 241 385 338 245 209 120 100 111 140 207 245
10 238 222 364 375 255 205 118 116 103 134 193 238
11 234 237 362 371 280 190 116 131 101 119 194 238
12 228 245 391 340 275 199 109 130 108 117 188 268
13 222 243 403 359 275 203 115 132 121 129 191 272
14 226 259 402 355 257 211 121 124 110 138 189 255
15 255 268 399 347 244 193 116 113 124 166 186 255
16 246 274 393 403 248 179 119 104 126 161 178 236
17 219 259 399 427 261 185 114 108 132 151 197 239
18 224 267 395 356 246 184 109 120 142 141 191 248
19 249 265 389 322 250 185 108 144 137 153 161 231
20 241 261 398 316 241 164 109 145 134 202 189 220
21 246 270 404 316 233 162 110 124 147 204 207 264
22 246 272 464 314 218 158 112 119 144 158 190 273
23 250 273 462 329 211 157 121 114 134 144 214 238
24 278 293 395 339 246 160 157 104 124 166 202 250
25 363 327 371 327 251 162 124 100 116 170 202 251
26 377 344 366 305 230 144 111 99 131 164 208 245
27 326 318 368 320 228 136 110 98 141 150 225 248
28 323 300 379 306 218 143 118 125 150 164 223 239
29 286 276 385 290 218 146 122 123 146 175 243 231
30 244   400 268 237 156 116 102 134 158 241 236
31 228   439   244   115 90   153   244