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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 01595000 NORTH BRANCH POTOMAC RIVER AT STEYER, MD


Garrett County, Maryland
Hydrologic Unit Code 02070002
Latitude  39°18'06.8", Longitude  79°18'24.8" NAD83
Drainage area 73.1  square miles
Gage datum 2,275.56 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 1955-10-01 -> 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
1 259 236 316 300 226 147 96 88 68 59 94 192
2 261 221 317 316 201 147 90 77 67 66 97 184
3 249 235 301 315 207 143 142 77 60 62 98 188
4 237 236 372 339 248 159 107 80 90 54 126 179
5 240 217 461 321 263 171 110 103 67 58 160 176
6 222 230 418 297 267 168 106 136 117 58 119 170
7 241 234 335 300 264 143 78 77 87 75 127 241
8 215 232 296 283 272 120 103 77 66 59 136 215
9 208 282 283 288 264 125 120 78 62 92 122 257
10 245 274 304 276 229 125 132 78 52 86 130 257
11 221 261 310 270 216 146 133 75 55 73 128 248
12 243 235 322 260 217 119 112 117 62 62 155 233
13 239 231 355 288 232 132 105 98 60 58 128 218
14 222 257 340 252 247 146 89 83 71 55 112 222
15 238 247 336 278 226 116 77 71 57 61 113 213
16 207 275 291 288 238 124 79 83 50 61 126 210
17 191 250 291 258 216 116 71 74 62 60 121 226
18 195 278 278 228 242 114 69 90 66 64 121 218
19 253 307 324 242 221 103 105 75 95 63 132 202
20 221 268 357 233 195 128 95 70 56 66 138 211
21 191 287 377 217 177 119 74 76 51 85 122 225
22 197 269 344 237 168 117 84 66 50 74 130 235
23 240 303 302 232 161 139 90 83 58 78 138 235
24 248 339 327 260 185 124 94 59 51 92 140 232
25 279 354 306 248 160 108 71 53 61 79 139 251
26 261 312 309 249 168 89 97 47 63 74 153 240
27 223 271 288 235 163 94 116 57 66 83 154 207
28 222 303 297 240 160 112 105 69 82 85 199 194
29 264 328 313 240 167 96 176 65 65 113 195 212
30 244   306 235 151 137 96 53 60 101 178 208
31 249   292   177   102 50   98   230