Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS Surface-Water Daily Statistics for Maryland

Click to hide state-specific text

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
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 -> 2024-09-30)

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
1 206 231 237 295 285 222 175 209 158 199 197 201
2 219 217 266 307 247 227 165 204 155 181 166 192
3 211 230 244 295 238 215 170 180 143 167 170 193
4 192 252 247 276 246 230 169 194 141 151 152 186
5 185 252 272 279 258 223 165 171 144 155 152 230
6 182 253 250 272 313 216 168 176 257 153 158 204
7 186 248 233 259 279 209 223 172 253 151 151 193
8 205 221 232 254 263 199 214 169 291 179 175 191
9 207 207 245 256 254 198 173 159 215 153 161 203
10 200 205 276 262 242 200 159 157 188 178 167 195
11 216 214 298 248 251 201 157 157 185 195 166 225
12 225 259 265 244 257 201 165 157 172 181 173 214
13 208 233 261 264 253 214 180 183 169 165 171 223
14 216 228 283 250 245 205 169 158 150 165 162 230
15 211 220 269 285 242 194 164 157 146 165 155 212
16 213 223 257 309 271 176 157 158 160 156 209 237
17 211 216 245 287 265 184 159 156 154 154 182 231
18 242 216 240 253 247 184 161 148 180 160 163 209
19 267 206 243 243 259 196 157 147 153 177 160 193
20 276 215 244 250 245 196 159 144 153 167 167 188
21 289 234 285 240 236 191 157 135 151 176 160 213
22 226 259 307 251 231 182 165 146 178 150 160 205
23 218 289 270 255 231 179 179 136 198 157 199 224
24 315 288 298 244 251 188 232 137 162 164 178 220
25 295 320 273 234 235 179 232 134 165 152 189 255
26 297 307 265 232 239 185 213 137 160 143 182 234
27 242 238 267 253 228 185 177 142 177 165 181 215
28 246 234 274 244 224 186 173 175 204 184 241 217
29 215 234 310 235 232 179 172 182 187 216 217 206
30 215   312 281 225 166 180 148 180 265 201 194
31 274   297   215   171 138   189   188