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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 01582500 GUNPOWDER FALLS AT GLENCOE, MD


Baltimore County, Maryland
Hydrologic Unit Code 02060003
Latitude  39°32'58.9", Longitude  76°38'10.0" NAD83
Drainage area 160  square miles
Gage datum 244.13 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 1977-10-01 -> 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
1 208 235 241 300 288 227 178 217 146 207 199 205
2 218 221 271 313 251 233 167 212 142 184 167 197
3 212 233 249 301 242 217 174 187 139 170 172 197
4 193 250 247 282 246 230 172 203 141 151 154 190
5 187 253 275 286 260 229 169 177 144 155 155 236
6 183 257 254 274 316 221 172 183 258 156 161 208
7 187 252 236 260 269 215 228 178 260 154 154 196
8 209 224 236 252 256 203 222 174 300 184 179 195
9 210 210 249 257 252 202 174 166 218 157 165 208
10 203 208 282 265 243 205 161 162 191 183 171 199
11 221 218 304 251 254 205 161 162 187 200 169 231
12 230 264 270 248 261 205 169 163 176 186 171 219
13 212 236 266 269 257 219 185 191 173 169 171 229
14 220 231 288 255 249 209 174 165 153 168 163 236
15 215 224 274 291 245 199 169 164 150 169 156 213
16 217 226 263 316 276 180 161 164 165 160 208 230
17 208 217 250 293 270 187 163 162 158 157 183 231
18 245 217 245 258 252 188 165 152 185 164 164 210
19 272 208 247 245 265 202 161 151 155 182 161 195
20 278 218 249 254 251 202 163 149 155 171 170 191
21 294 238 292 243 241 196 161 139 154 181 163 218
22 229 265 315 254 236 185 169 148 183 154 162 208
23 219 295 277 258 236 180 186 135 190 161 204 214
24 321 294 305 248 259 189 242 135 159 167 182 219
25 301 328 277 238 241 181 243 133 166 155 193 259
26 302 314 269 236 246 186 221 137 163 142 186 238
27 245 242 273 258 232 186 184 140 182 168 184 219
28 249 237 280 248 228 188 179 176 211 189 248 221
29 218 234 319 237 233 183 176 186 193 220 222 210
30 218   321 285 229 169 186 151 187 260 206 197
31 280   305   219   177 139   188   191