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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 01616500 OPEQUON CREEK NEAR MARTINSBURG, WV


Berkeley County, West Virginia
Hydrologic Unit Code 02070004
Latitude  39°25'25", Longitude  77°56'20" NAD27
Drainage area 272  square miles
Gage datum 354.89 feet above NGVD29
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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 -> 2022-09-30)

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
1 282 261 383 408 296 305 165 162 162 162 142 223
2 301 290 367 443 275 261 152 135 139 146 139 283
3 273 299 351 394 276 297 166 163 109 147 148 201
4 260 330 402 368 323 319 167 191 107 126 157 256
5 252 353 542 438 356 273 158 146 105 122 159 265
6 249 354 443 374 408 262 156 136 141 141 147 216
7 232 353 465 354 366 220 149 218 230 125 165 234
8 232 327 402 352 345 201 146 153 129 114 215 252
9 267 266 383 330 309 187 151 123 146 185 203 268
10 261 273 365 355 292 199 155 117 173 212 147 260
11 243 263 387 342 274 206 152 115 133 168 150 348
12 237 307 382 331 338 201 140 135 124 145 183 308
13 236 354 448 413 313 241 145 205 143 187 236 273
14 240 399 490 403 294 276 144 150 137 180 198 270
15 267 385 501 401 272 200 145 133 129 128 163 261
16 279 295 418 426 393 189 140 120 114 141 161 329
17 244 301 420 462 491 191 132 122 132 121 173 281
18 222 312 378 333 391 190 142 180 153 142 157 240
19 290 347 419 297 451 178 138 163 149 186 152 230
20 470 361 511 350 329 177 141 134 131 142 187 206
21 281 343 566 364 332 197 179 142 127 148 179 216
22 282 345 570 450 272 350 147 153 126 141 215 254
23 260 374 460 326 260 331 169 125 154 157 204 251
24 345 444 482 324 268 253 146 117 145 163 167 240
25 390 459 411 335 259 180 140 109 189 157 203 279
26 358 449 388 335 260 174 129 107 226 180 204 260
27 310 374 392 390 231 185 123 114 165 144 176 279
28 335 340 400 410 250 241 124 104 210 140 236 223
29 312 342 549 347 252 171 169 106 241 161 276 235
30 259   454 307 241 205 137 98 178 210 274 258
31 286   414   269   169 115   171   259