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USGS Surface-Water Daily Statistics for New Hampshire

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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 01073319 LAMPREY RIVER AT LANGFORD ROAD, AT RAYMOND, NH


Rockingham County, New Hampshire
Hydrologic Unit Code 01060003
Latitude  43°02'29", Longitude  71°12'06" NAD83
Drainage area 55.7  square miles
Gage datum 182.49 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 2007-10-01 -> 2023-09-30)

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
1 117 94 147 319 190 44 53 63 15 40 109 116
2 118 87 150 273 169 45 64 43 45 38 78 123
3 108 80 157 241 144 58 112 36 60 42 121 135
4 105 87 135 265 118 51 89 68 28 45 112 125
5 110 90 119 279 109 43 72 69 19 72 77 101
6 101 88 109 234 113 59 55 39 16 44 68 101
7 96 83 151 264 109 86 38 39 84 31 71 102
8 88 85 211 244 99 74 42 35 70 28 63 137
9 84 90 184 220 87 60 59 76 40 25 59 122
10 84 81 153 201 88 49 63 51 56 24 72 135
11 107 82 152 187 85 46 48 34 37 22 93 152
12 115 95 186 167 71 65 53 55 31 24 76 167
13 154 98 191 158 62 57 57 61 68 23 86 183
14 171 86 242 175 63 70 43 59 46 25 104 166
15 150 78 411 150 73 75 39 59 30 36 92 167
16 129 76 298 155 80 50 49 44 25 34 83 123
17 132 86 214 248 77 41 92 38 21 32 80 117
18 113 116 187 196 72 40 62 29 27 30 76 122
19 104 114 188 148 75 40 86 32 32 28 67 114
20 100 96 166 132 74 42 52 29 21 34 68 99
21 94 103 149 143 75 35 46 23 17 35 75 93
22 88 110 138 156 64 30 37 21 17 31 63 133
23 82 129 154 154 60 36 34 25 18 30 65 175
24 88 124 166 180 66 37 53 25 16 34 74 219
25 140 189 155 140 81 37 73 25 16 40 82 168
26 148 356 149 125 85 44 49 20 24 53 143 194
27 156 221 157 158 76 51 42 16 40 60 132 151
28 138 182 168 141 54 48 46 19 40 65 137 170
29 110 179 189 112 50 69 47 39 41 70 105 154
30 93   264 106 48 55 58 32 44 145 95 138
31 90   440   46   48 21   162   120