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USGS Daily Statistics for Virginia

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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 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 273  square miles
Contributing drainage area 273  square miles
Gage datum 354.33 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 71 - 72 years 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
1 286 265 367 415 287 312 166 163 153 163 139 225
2 291 296 360 452 273 266 152 134 125 147 139 289
3 270 305 346 402 275 304 168 164 105 149 148 205
4 258 329 401 376 303 327 169 193 104 126 158 262
5 253 352 551 450 315 279 157 145 103 122 161 268
6 251 356 449 374 350 258 156 136 141 142 149 217
7 233 348 474 346 334 221 149 222 235 126 168 238
8 235 322 408 344 317 203 140 154 130 114 220 258
9 271 265 389 329 299 188 150 123 147 189 207 275
10 265 274 366 358 286 201 155 118 170 217 149 267
11 246 263 390 332 269 207 153 115 128 171 153 358
12 237 309 387 325 336 200 139 136 124 146 178 316
13 237 358 458 416 305 244 141 209 145 186 232 280
14 243 406 503 404 284 278 144 151 138 182 198 276
15 270 393 515 399 266 201 145 133 130 128 164 260
16 284 297 428 430 396 191 140 120 113 143 163 335
17 248 301 430 471 503 192 132 121 133 121 175 283
18 225 314 386 337 399 192 140 182 155 144 159 242
19 295 352 429 296 461 179 137 165 151 189 153 233
20 483 368 525 318 334 179 142 135 133 144 190 209
21 285 349 580 361 337 198 181 143 129 150 182 219
22 287 352 549 457 276 357 147 155 128 142 220 256
23 264 381 461 329 262 337 158 125 135 159 208 251
24 354 448 490 328 272 255 141 117 134 166 169 237
25 388 461 417 338 262 180 136 109 189 159 207 250
26 357 453 394 339 264 174 127 107 230 184 209 254
27 313 376 399 395 232 186 122 115 167 146 180 280
28 341 338 408 417 248 245 123 104 214 141 242 224
29 318 351 563 353 252 172 171 104 246 163 284 237
30 264   465 304 241 207 137 97 178 208 281 261
31 292   424   273   171 115   170   262