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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 01102000 IPSWICH RIVER NEAR IPSWICH, MA


Essex County, Massachusetts
Hydrologic Unit Code 01090001
Latitude  42°39'35", Longitude  70°53'39" NAD27
Drainage area 125  square miles
Contributing drainage area 125  square miles
Gage datum 20.63 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 1929-10-01 -> 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
1 200 239 325 563 305 177 93 65 34 59 106 181
2 200 229 326 585 292 180 91 58 33 59 105 184
3 198 227 330 590 284 185 88 54 32 57 106 186
4 196 231 334 581 277 188 86 52 31 56 108 186
5 197 233 346 572 272 190 83 49 30 56 111 184
6 193 235 364 567 267 191 80 46 29 57 114 183
7 192 233 383 557 259 197 77 43 29 63 117 188
8 193 229 394 536 251 206 73 41 29 74 119 199
9 194 223 405 507 246 205 70 39 29 77 121 207
10 198 219 412 476 248 200 68 40 29 76 123 218
11 204 216 415 455 253 192 65 40 30 74 130 220
12 209 211 422 443 256 184 62 41 31 71 137 218
13 208 209 425 434 257 177 60 41 34 69 142 219
14 205 211 438 428 265 174 59 41 37 67 144 219
15 204 212 462 419 277 175 57 40 39 67 150 218
16 203 218 484 416 281 171 55 40 39 69 154 214
17 199 227 495 411 278 165 52 40 41 72 158 212
18 193 234 507 407 271 157 50 39 43 74 159 211
19 190 245 519 406 263 147 47 40 46 77 158 208
20 186 252 525 396 252 139 46 41 50 82 157 206
21 185 254 522 382 243 131 45 41 56 96 156 206
22 187 256 532 369 234 124 46 41 59 113 155 204
23 194 257 545 366 225 118 49 40 60 123 155 201
24 203 261 552 357 217 113 57 38 60 123 157 201
25 216 275 542 351 210 110 65 38 58 121 159 201
26 233 297 529 344 210 109 68 37 57 117 164 202
27 251 315 517 336 210 106 67 36 57 114 168 207
28 264 325 511 328 206 103 65 35 58 111 172 211
29 264 328 518 322 198 100 63 34 59 109 176 213
30 261   527 314 189 96 62 33 60 108 179 211
31 250   544   180   62 34   106   205