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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 01625000 MIDDLE RIVER NEAR GROTTOES, VA


Augusta County, Virginia
Hydrologic Unit Code 02070005
Latitude  38°15'42", Longitude  78°51'44" NAD27
Drainage area 373  square miles
Gage datum 1,060.9 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 1927-10-01 -> 2024-09-30)

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
1 412 392 486 508 380 290 186 159 192 226 191 399
2 368 422 495 488 385 283 196 154 182 230 204 321
3 391 454 480 464 365 316 178 152 169 225 209 284
4 364 550 562 441 372 302 175 163 155 216 273 340
5 349 517 593 501 390 294 188 160 216 223 462 282
6 356 446 550 477 410 278 189 160 389 329 246 256
7 345 470 593 447 407 257 174 162 424 230 236 269
8 391 453 548 453 444 264 167 171 221 205 229 348
9 396 398 504 443 401 233 173 187 206 234 214 319
10 355 383 474 464 372 262 167 168 192 200 214 313
11 330 386 482 440 343 274 188 182 196 186 204 336
12 365 416 527 430 346 256 168 181 164 193 244 298
13 345 451 648 487 346 280 211 178 149 188 263 299
14 323 522 606 489 336 294 212 182 173 178 247 289
15 332 474 600 499 343 245 197 183 141 278 226 307
16 350 427 520 588 386 242 178 253 148 292 230 323
17 313 462 600 664 368 242 175 302 196 245 251 301
18 330 506 679 468 354 381 160 325 322 282 232 305
19 485 441 640 399 360 275 149 250 346 231 225 288
20 449 437 644 428 361 256 156 216 227 272 288 275
21 424 424 677 392 368 278 157 189 202 304 241 332
22 403 520 628 447 417 350 159 167 220 201 220 334
23 456 554 542 411 362 249 154 194 270 203 227 314
24 430 539 562 398 305 225 173 184 221 214 218 311
25 512 543 546 427 309 207 173 191 188 201 230 328
26 533 520 523 474 294 194 155 179 197 194 231 340
27 457 476 487 415 286 228 176 168 189 186 227 366
28 438 455 541 436 340 257 156 155 256 219 221 331
29 411 381 618 427 341 233 172 168 258 205 278 382
30 374   554 398 383 211 188 151 224 196 324 423
31 392   512   364   168 168   198   408