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USGS Daily Statistics for Maryland

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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 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 -> 2019-09-30)

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
1 196 165 241 265 141 102 57 41 28 35 57 145
2 187 168 224 289 137 103 43 46 23 35 62 131
3 179 181 213 245 149 106 52 37 20 39 63 134
4 165 169 287 257 165 108 78 37 22 41 72 141
5 184 170 361 253 184 98 50 41 21 39 97 130
6 156 169 319 224 183 113 50 73 44 36 82 128
7 152 181 256 236 174 110 44 42 51 35 80 162
8 151 179 241 215 188 91 47 35 35 35 88 159
9 141 170 226 238 182 81 60 43 81 52 77 167
10 151 178 243 232 173 89 75 38 50 46 73 163
11 164 183 266 203 174 82 64 33 30 45 71 163
12 178 180 267 219 171 77 47 50 31 39 93 162
13 162 181 327 236 166 94 64 44 40 34 83 155
14 144 184 313 213 152 85 52 33 51 34 72 154
15 158 189 291 223 159 68 51 32 33 70 75 157
16 155 196 242 224 177 73 40 27 34 65 93 159
17 141 180 242 211 159 75 39 37 48 41 90 142
18 146 206 232 171 187 77 32 51 52 44 80 152
19 186 242 244 169 169 67 52 39 64 44 93 146
20 158 217 284 168 152 76 41 42 40 44 104 144
21 141 237 295 154 142 85 35 51 50 45 93 154
22 131 224 285 163 127 67 38 44 60 43 100 155
23 151 244 262 167 128 95 48 45 41 51 98 160
24 195 261 293 179 130 92 41 34 33 62 92 158
25 197 263 259 190 119 64 34 25 42 51 93 165
26 193 226 243 172 114 52 30 21 44 46 110 158
27 176 205 244 159 115 65 36 24 46 51 112 151
28 167 204 275 171 126 63 31 31 57 51 152 133
29 176 221 281 171 114 54 62 23 42 69 147 140
30 186   269 156 96 45 41 27 43 63 125 160
31 174   259   107   48 34   60   163