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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 -> 2018-09-30)

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
1 255 231 304 458 276 271 160 117 86 131 156 230
2 267 264 308 442 279 287 134 108 92 132 159 240
3 264 329 309 437 271 265 133 104 93 120 168 230
4 255 310 331 436 282 232 132 102 102 125 161 221
5 241 262 329 437 267 243 130 105 93 112 166 227
6 234 235 353 420 261 324 132 106 93 110 163 241
7 249 246 429 389 265 283 126 113 116 112 155 256
8 262 266 390 357 247 248 123 105 110 113 174 247
9 250 241 382 340 246 208 120 101 110 140 207 245
10 238 222 361 375 255 204 118 115 102 134 193 238
11 234 237 360 370 280 189 118 131 100 118 194 238
12 228 245 388 340 275 199 110 129 108 116 188 268
13 222 243 399 358 275 202 117 131 120 128 191 272
14 226 259 399 353 262 210 123 123 110 137 189 255
15 255 268 396 345 247 192 117 112 123 165 186 255
16 246 274 390 401 249 178 119 103 125 160 178 236
17 219 259 396 425 261 185 114 108 131 150 197 239
18 224 267 392 355 246 183 108 120 141 140 191 248
19 249 265 386 320 250 184 107 143 136 151 161 231
20 241 261 395 315 241 165 109 144 133 200 189 220
21 246 270 402 316 232 162 110 123 146 202 207 264
22 246 272 462 314 218 157 111 119 143 157 190 273
23 250 273 459 328 211 156 120 113 133 143 214 238
24 278 293 392 337 245 159 157 104 123 165 202 250
25 363 327 369 326 250 161 124 100 115 180 202 251
26 377 344 364 310 232 144 111 99 130 169 208 245
27 326 318 367 323 229 136 110 97 140 150 225 248
28 323 300 380 307 218 142 118 124 148 163 223 239
29 286 276 386 290 217 145 121 122 145 177 243 231
30 244   400 267 237 155 116 101 133 174 241 236
31 228   439   244   114 90   161   244