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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 01619500 ANTIETAM CREEK NEAR SHARPSBURG, MD


Washington County, Maryland
Hydrologic Unit Code 02070004
Latitude  39°26'59.2", Longitude  77°43'48.7" NAD83
Drainage area 281  square miles
Gage datum 310.40 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 1930-10-01 -> 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
1 290 312 410 488 416 331 240 187 172 197 197 242
2 307 315 408 498 399 331 248 187 178 188 205 256
3 300 331 406 492 402 325 240 187 176 184 199 233
4 319 351 411 483 409 327 233 195 175 171 190 251
5 298 347 470 510 405 323 227 186 158 167 193 259
6 296 351 467 490 424 311 225 177 184 172 192 253
7 285 384 459 471 431 300 223 176 203 164 192 258
8 284 348 431 455 428 293 224 174 168 165 213 272
9 298 322 424 456 420 285 231 175 176 201 199 256
10 294 319 422 463 398 281 232 172 183 204 214 261
11 281 321 433 444 392 284 226 183 189 180 200 316
12 282 348 449 434 422 292 216 186 162 173 197 308
13 281 357 458 455 417 294 222 206 165 176 207 291
14 283 371 493 460 400 305 209 198 172 175 198 299
15 289 369 487 463 384 294 210 178 174 185 199 282
16 287 344 451 492 441 273 210 169 179 184 195 283
17 279 337 449 506 437 282 203 170 170 173 194 279
18 277 340 465 453 401 279 229 194 182 182 191 271
19 326 349 461 431 405 315 228 189 196 203 193 263
20 342 359 486 448 391 284 249 180 165 192 203 257
21 314 363 519 444 381 293 215 181 167 186 206 261
22 315 387 551 458 378 342 209 187 175 175 231 264
23 299 385 513 431 372 358 213 175 192 177 222 258
24 337 431 517 417 360 317 212 201 177 178 208 259
25 382 437 492 418 360 273 225 171 216 182 233 275
26 366 447 475 449 356 273 200 166 259 188 231 275
27 343 417 468 488 337 276 194 165 229 183 213 296
28 349 410 490 468 338 318 194 159 221 196 218 277
29 333 411 512 439 345 266 189 155 207 200 239 277
30 324   496 417 334 253 196 151 199 238 236 287
31 328   490   327   188 158   208   278