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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 03136500 Kokosing River at Mount Vernon OH


Knox County, Ohio
Hydrologic Unit Code 05040003
Latitude  40°24'20", Longitude  82°30'00" NAD27
Drainage area 202  square miles
Contributing drainage area 202  square miles
Gage datum 980.64 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 1952-10-01 -> 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
1 347 271 396 375 320 265 170 90 72 74 118 200
2 337 313 402 473 360 272 245 81 82 67 144 213
3 296 323 370 558 364 258 225 89 70 72 132 207
4 364 289 545 621 329 229 166 83 61 70 99 211
5 348 332 656 504 279 204 140 83 62 71 89 207
6 330 304 569 441 276 213 150 96 58 68 107 227
7 253 302 505 410 260 174 149 82 55 65 95 220
8 244 295 475 427 274 194 157 90 55 60 104 203
9 247 283 444 384 322 202 193 89 59 57 94 195
10 229 350 509 388 319 186 225 75 58 70 104 244
11 254 346 448 400 336 180 208 84 50 63 140 247
12 357 312 451 424 352 193 199 78 47 57 148 275
13 358 275 456 404 300 204 207 68 47 56 153 241
14 290 259 485 405 320 266 205 63 134 55 146 224
15 277 282 505 423 295 240 194 68 110 56 131 245
16 272 352 422 380 275 244 170 64 69 57 150 257
17 234 380 405 364 254 236 192 65 61 61 153 250
18 288 424 340 350 240 227 161 75 57 68 169 254
19 324 392 397 375 367 200 120 75 56 64 209 227
20 261 363 438 448 335 203 112 78 57 70 157 219
21 437 348 507 432 249 197 130 92 55 67 132 263
22 364 403 446 374 269 186 150 87 69 63 132 346
23 307 467 388 355 232 169 152 72 70 66 151 300
24 349 530 404 347 216 186 164 73 57 80 157 292
25 329 531 360 329 209 216 123 84 60 74 163 264
26 301 439 383 361 266 188 115 77 57 69 198 262
27 319 392 361 297 313 253 118 62 85 68 210 288
28 311 468 354 305 308 281 107 72 93 77 212 325
29 381 271 387 338 267 282 92 95 76 85 215 279
30 433   388 340 218 198 84 71 81 99 181 306
31 365   395   223   103 73   96   337