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USGS Daily Statistics for the Nation

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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 06813000 Tarkio River at Fairfax, MO


Atchison County, Missouri
Hydrologic Unit Code 10240005
Latitude  40°20'21.9", Longitude  95°24'24.6" NAD83
Drainage area 508  square miles
Gage datum 871.55 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 1921-10-01 -> 2026-09-30)

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
1 107 168 316 265 402 401 307 139 325 156 174 130
2 101 147 260 235 322 516 407 124 230 252 150 130
3 130 134 394 261 329 363 297 186 274 179 139 114
4 131 161 372 249 280 463 309 151 244 149 131 133
5 116 158 221 222 336 587 320 132 184 176 122 121
6 102 151 272 216 282 509 448 196 144 212 113 113
7 92 141 282 226 444 445 421 122 147 261 110 113
8 94 130 237 197 367 566 328 150 240 182 111 116
9 94 137 256 233 366 757 356 233 273 184 203 108
10 90 138 273 298 347 686 339 199 268 185 142 104
11 93 132 367 260 397 567 281 178 206 278 111 119
12 140 140 467 267 351 775 328 228 300 226 115 105
13 151 151 382 241 311 608 263 232 233 144 115 123
14 112 149 338 237 304 458 233 179 152 149 116 207
15 141 148 319 285 305 698 343 236 199 220 113 149
16 119 138 299 336 330 572 287 152 209 166 131 116
17 141 160 287 276 341 504 242 143 149 121 143 105
18 111 250 358 319 290 504 296 137 171 127 128 97
19 112 307 460 260 311 354 539 143 156 169 113 100
20 102 255 308 284 364 495 358 128 184 130 111 97
21 109 258 237 313 431 496 291 170 176 124 110 97
22 109 218 214 266 425 457 299 129 161 193 101 101
23 119 236 261 256 335 437 202 120 145 149 154 126
24 131 253 217 222 378 392 168 212 172 121 125 158
25 116 233 244 295 422 471 165 151 150 129 100 117
26 116 257 271 239 555 374 185 272 140 105 99 115
27 121 241 283 304 547 483 176 248 127 97 116 145
28 120 239 311 317 558 467 180 267 119 107 107 132
29 122 257 342 324 556 359 224 307 132 123 97 121
30 111   311 391 612 333 347 263 157 118 108 152
31 114   284   513   164 307   197   132