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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 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 -> 2023-09-30)

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
1 291 311 409 485 416 329 238 186 172 196 196 241
2 307 314 406 495 398 329 246 185 178 188 204 255
3 300 330 404 489 401 323 239 187 176 184 198 232
4 318 350 413 480 407 325 232 195 174 171 189 250
5 298 346 470 507 403 320 226 186 158 167 193 257
6 296 350 466 487 422 309 223 177 184 172 192 252
7 285 382 458 468 429 298 222 176 205 164 191 256
8 283 346 430 453 426 291 223 174 170 165 212 271
9 298 321 423 454 418 284 230 175 176 201 198 255
10 293 318 421 460 396 279 232 172 183 204 213 260
11 281 320 432 441 390 283 225 183 189 180 200 314
12 281 347 448 431 419 290 215 186 163 173 198 306
13 281 356 456 452 414 292 220 205 165 176 207 289
14 283 369 490 457 398 303 208 198 172 174 198 298
15 288 367 485 460 382 292 209 177 174 184 198 281
16 286 342 449 489 438 271 208 169 179 183 195 286
17 278 336 447 503 434 280 201 170 170 173 194 280
18 277 339 463 450 399 278 228 194 182 181 190 271
19 324 348 459 428 403 313 227 188 195 202 193 263
20 341 357 484 445 388 282 248 180 165 191 203 257
21 313 361 516 441 379 291 214 181 167 185 205 261
22 314 385 547 455 376 339 208 186 175 175 230 264
23 298 383 510 428 369 356 211 174 191 177 221 267
24 337 429 514 414 357 315 211 200 177 177 208 264
25 381 435 491 416 358 272 224 171 215 182 232 277
26 365 444 473 446 354 271 198 166 258 188 230 276
27 342 415 466 485 335 274 193 165 228 182 212 297
28 348 408 487 465 336 316 193 159 221 195 217 277
29 332 411 509 438 343 264 188 155 206 200 238 277
30 323   493 416 332 251 195 151 198 236 235 287
31 327   488   325   187 157   207   278