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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 01078000 SMITH RIVER NEAR BRISTOL, NH


Merrimack County, New Hampshire
Hydrologic Unit Code 01070001
Latitude  43°33'59", Longitude  71°44'54" NAD27
Drainage area 85.8  square miles
Gage datum 449.42 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 1917-10-01 -> 2024-09-30)

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
1 116 89 112 472 348 159 104 53 33 61 110 169
2 116 82 116 470 328 159 90 55 34 63 113 171
3 114 92 120 472 322 150 77 51 35 54 131 157
4 107 101 120 475 314 142 72 43 34 54 160 143
5 104 105 119 488 288 126 73 42 32 52 140 138
6 106 96 125 522 259 120 69 43 33 57 131 156
7 106 89 139 524 241 120 61 43 36 64 126 182
8 102 90 150 511 225 114 56 53 32 67 123 173
9 107 86 169 477 218 107 55 45 32 78 135 158
10 121 81 176 469 211 110 59 44 35 73 139 154
11 117 87 182 480 211 108 66 64 39 63 136 162
12 122 102 194 516 222 104 66 60 43 62 130 169
13 130 98 214 516 229 103 70 54 43 62 135 157
14 123 96 229 502 256 104 70 54 39 63 143 158
15 117 92 241 493 254 116 67 46 37 77 135 156
16 109 95 239 505 238 111 59 44 38 88 130 143
17 100 93 249 531 223 101 54 39 53 90 133 128
18 93 91 271 532 213 101 50 34 47 85 129 143
19 104 91 315 518 206 94 45 34 41 80 117 148
20 109 91 296 500 202 85 45 32 42 86 129 129
21 105 101 303 478 194 81 44 29 66 120 136 131
22 99 113 300 460 187 83 55 33 76 116 131 144
23 97 121 289 464 178 86 68 35 53 94 128 148
24 99 127 287 455 179 86 71 33 50 104 122 153
25 114 143 298 434 190 91 59 31 45 130 135 162
26 125 146 313 408 184 85 46 32 43 135 151 159
27 140 135 359 384 169 88 46 28 46 121 165 148
28 132 125 413 362 156 89 47 36 48 123 163 137
29 116 125 433 369 148 96 53 51 44 122 170 127
30 102   437 351 153 109 65 45 52 127 172 124
31 93   443   154   62 37   122   122