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USGS Surface-Water 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 01052500 Diamond River near Wentworth Location, NH


Coos County, New Hampshire
Hydrologic Unit Code 01040001
Latitude  44°52'39", Longitude  71°03'27" NAD83
Drainage area 152  square miles
Contributing drainage area 152  square miles
Gage datum 1,258.84 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 1940-10-01 -> 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
1 202 147 140 807 1,540 409 251 154 154 256 342 353
2 199 151 145 742 1,560 424 253 137 118 278 375 320
3 193 163 148 692 1,430 417 212 148 115 212 405 292
4 178 175 147 677 1,370 364 223 174 126 232 388 279
5 170 165 146 692 1,310 330 243 154 132 226 357 265
6 161 158 164 686 1,200 344 196 168 119 227 386 260
7 156 137 224 710 1,160 335 186 178 112 274 361 276
8 147 125 194 704 1,060 319 155 184 107 260 346 259
9 154 117 192 727 1,040 341 161 180 104 241 365 231
10 157 111 217 735 1,090 342 209 161 113 230 332 237
11 158 114 215 748 993 349 288 176 144 216 324 267
12 182 143 213 843 987 323 221 150 168 222 329 278
13 193 140 232 888 948 313 173 143 156 222 328 248
14 184 127 231 1,010 855 327 178 164 162 266 306 246
15 188 114 242 1,090 809 379 180 149 161 293 357 244
16 188 109 244 1,220 850 423 199 166 134 331 365 230
17 180 113 296 1,270 836 361 171 172 163 323 360 208
18 142 111 328 1,290 745 325 143 150 153 282 315 266
19 160 137 304 1,260 711 301 177 129 165 261 289 273
20 178 142 303 1,350 759 260 183 150 167 271 320 197
21 182 155 327 1,430 682 262 161 124 132 335 329 230
22 167 208 330 1,520 595 306 159 135 143 327 311 274
23 157 198 328 1,670 519 273 151 119 178 285 300 238
24 164 182 305 1,670 516 266 167 127 169 352 283 248
25 192 212 296 1,500 474 256 151 124 152 381 290 250
26 211 204 353 1,470 441 255 131 111 150 339 305 272
27 220 164 416 1,550 460 273 134 95 169 358 374 240
28 209 149 502 1,550 468 251 155 131 194 384 359 242
29 184 170 599 1,510 408 274 160 177 174 359 367 223
30 169   645 1,480 413 298 153 150 198 329 353 232
31 161   752   400   136 143   291   218