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USGS Daily Statistics for Missouri

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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 06918740 Little Sac River near Morrisville, MO


Polk County, Missouri
Hydrologic Unit Code 10290106
Latitude  37°28'58.3", Longitude  93°29'08.3" NAD83
Drainage area 237  square miles
Gage datum 880.32 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 1968-10-01 -> 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
1 278 247 289 400 681 279 282 53 72 303 342 259
2 191 214 278 532 461 272 294 50 63 112 206 232
3 197 186 405 395 458 261 197 50 58 81 205 280
4 257 169 458 327 566 215 137 46 39 80 261 297
5 365 205 362 360 686 220 150 70 40 129 218 238
6 219 214 333 306 377 213 119 64 34 96 192 184
7 177 206 331 266 486 249 115 56 31 66 241 185
8 211 178 342 267 560 220 102 65 53 82 136 154
9 177 167 322 267 455 554 106 66 62 243 142 151
10 231 159 496 518 359 518 120 72 50 148 130 230
11 313 190 470 568 354 289 103 49 44 90 140 221
12 211 199 460 471 354 333 139 58 52 94 181 183
13 299 227 496 318 393 273 97 49 35 90 272 178
14 241 234 585 384 444 291 78 44 179 90 248 215
15 266 284 526 362 449 199 75 44 169 83 216 291
16 225 275 359 307 421 202 75 46 120 73 193 231
17 216 300 373 254 437 213 80 53 98 98 248 196
18 273 230 555 283 376 160 76 35 72 68 268 165
19 233 268 704 257 303 219 60 36 69 64 277 222
20 214 229 494 344 398 315 77 265 79 165 248 263
21 230 313 399 482 546 194 63 60 61 107 215 221
22 215 377 348 440 538 217 59 50 90 89 234 170
23 201 560 329 381 467 214 61 113 96 80 170 162
24 202 614 554 379 331 170 66 52 268 73 341 174
25 224 405 518 542 314 130 52 50 397 80 424 219
26 196 324 396 529 322 124 60 38 235 81 258 221
27 192 302 385 426 335 113 53 30 177 136 248 592
28 194 285 433 420 310 216 48 37 87 114 214 448
29 225 186 520 605 241 207 54 30 74 100 210 263
30 295   523 800 237 135 55 32 176 176 242 240
31 372   504   233   64 44   118   252