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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 01073500 LAMPREY RIVER NEAR NEWMARKET, NH


Strafford County, New Hampshire
Hydrologic Unit Code 01060003
Latitude  43°06'09", Longitude  70°57'11" NAD27
Drainage area 185  square miles
Gage datum 37.55 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 1933-10-01 -> 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
1 310 285 406 870 445 249 134 114 62 77 219 355
2 307 269 394 918 431 262 130 109 64 78 225 356
3 300 274 397 961 423 270 134 101 66 78 245 357
4 295 293 396 969 422 268 130 96 64 81 263 348
5 291 303 389 953 413 262 122 93 62 80 263 335
6 289 300 396 939 398 260 114 89 55 81 253 332
7 283 295 416 921 381 251 106 85 64 93 242 367
8 277 290 440 841 367 256 99 85 65 98 250 371
9 286 277 474 745 366 247 99 89 68 103 265 377
10 315 266 498 686 378 233 106 88 69 103 267 375
11 334 267 510 669 386 224 104 86 80 103 280 373
12 338 271 529 664 386 208 102 80 93 106 276 379
13 331 271 540 664 373 203 106 82 106 112 280 392
14 318 277 591 667 389 219 110 87 103 120 289 390
15 314 276 654 642 412 228 102 83 93 133 303 388
16 312 288 678 656 429 220 95 77 83 148 303 367
17 295 288 665 707 415 197 94 72 81 165 294 354
18 278 295 651 707 395 186 95 66 81 158 283 353
19 268 303 659 657 380 175 94 68 92 148 269 365
20 265 303 705 601 354 165 96 81 99 154 268 375
21 263 307 712 550 337 154 96 83 97 190 271 359
22 264 323 724 521 326 146 96 81 88 221 278 349
23 268 349 747 503 308 143 98 72 82 224 286 344
24 272 359 746 495 298 145 105 65 78 200 281 347
25 303 402 723 491 299 140 108 61 74 190 285 350
26 350 437 710 477 308 138 99 63 78 195 299 348
27 387 451 728 474 300 137 89 63 85 196 326 350
28 397 439 752 466 280 135 95 62 90 198 331 344
29 385 410 771 467 256 136 117 61 83 200 348 337
30 351   785 454 251 135 126 65 78 204 352 328
31 312   829   246   127 64   216   322