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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 03078000 CASSELMAN RIVER AT GRANTSVILLE, MD


Garrett County, Maryland
Hydrologic Unit Code 05020006
Latitude  39°42'07.9", Longitude  79°08'11.0" NAD83
Drainage area 62.5  square miles
Gage datum 2,088.56 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 1946-10-01 -> 2021-09-30)

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
1 195 164 239 263 146 102 58 41 29 35 59 143
2 186 168 223 286 140 102 44 46 24 34 62 131
3 178 181 214 243 151 105 53 37 20 38 62 133
4 166 169 287 255 171 107 78 37 22 40 71 140
5 185 169 358 251 186 97 54 40 21 38 95 129
6 157 168 317 222 185 112 56 71 44 35 80 127
7 152 182 254 234 175 109 47 41 50 34 78 161
8 151 179 240 216 189 90 52 35 34 35 86 158
9 141 170 224 241 185 80 61 43 79 51 75 167
10 151 183 242 233 174 88 76 37 49 45 72 170
11 164 187 264 203 175 82 71 32 30 44 73 165
12 183 182 265 219 172 76 53 49 31 38 95 162
13 163 185 324 237 167 93 65 43 39 33 83 155
14 145 187 310 214 152 84 53 32 49 33 72 156
15 159 189 288 223 159 68 51 32 33 68 74 159
16 156 197 241 223 176 72 41 27 33 63 92 159
17 141 180 241 210 158 76 40 36 47 41 89 150
18 147 206 231 179 186 76 33 50 51 43 79 156
19 191 242 248 171 168 68 52 39 62 43 92 148
20 160 217 284 169 152 77 41 41 39 43 102 144
21 141 235 294 155 141 90 35 50 49 44 92 154
22 131 223 284 164 127 69 38 43 59 42 98 154
23 151 242 261 167 130 95 48 44 40 50 97 160
24 194 259 291 179 130 91 41 33 32 61 91 158
25 203 261 259 190 119 67 34 25 41 50 92 165
26 195 224 243 175 114 53 30 21 43 45 109 157
27 176 206 243 164 114 65 35 24 45 51 111 151
28 168 203 274 173 125 63 31 32 55 51 150 134
29 176 216 280 172 114 54 60 25 41 74 145 140
30 185   267 167 95 50 41 27 43 66 124 160
31 173   257   106   48 34   61   163