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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 -> 2020-09-30)

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
1 291 314 405 491 420 333 241 188 167 196 197 243
2 305 318 403 502 402 333 248 187 165 188 205 258
3 299 334 404 496 405 327 240 188 173 183 200 234
4 319 351 410 487 410 329 235 196 174 170 190 253
5 298 346 470 515 407 325 228 186 157 166 194 261
6 297 352 468 494 425 313 226 178 184 171 193 255
7 286 386 461 473 419 302 223 177 203 164 193 260
8 284 349 433 455 417 295 224 175 168 165 215 274
9 300 323 426 457 415 287 231 176 176 202 200 258
10 295 320 423 465 395 282 233 173 183 205 215 264
11 282 323 436 445 390 285 227 185 189 180 201 320
12 283 351 452 434 421 292 217 188 162 172 197 311
13 282 360 461 456 417 295 221 208 165 176 206 294
14 285 374 497 462 401 305 209 200 172 174 199 303
15 291 372 491 465 384 294 211 179 174 185 199 284
16 288 346 454 496 442 274 211 170 174 185 195 286
17 280 338 452 510 439 284 203 171 169 173 194 282
18 279 341 469 456 403 281 230 196 182 182 191 273
19 328 350 464 432 406 318 229 189 196 204 194 265
20 345 361 490 450 392 286 251 181 165 193 204 259
21 316 365 524 447 383 295 216 182 167 186 207 264
22 317 390 557 461 380 344 210 188 176 176 233 266
23 301 388 518 434 374 360 214 176 179 178 223 260
24 340 435 522 419 361 319 214 202 168 178 209 260
25 386 440 496 421 362 275 227 172 213 183 234 264
26 369 449 479 452 358 275 201 167 259 189 233 271
27 346 419 472 493 338 278 195 166 228 183 214 296
28 353 409 494 473 338 321 195 160 221 196 219 276
29 336 411 516 443 346 268 190 155 206 200 241 277
30 327   500 420 335 254 196 151 197 235 237 288
31 331   495   329   189 158   207   279