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USGS Daily Statistics for Iowa

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Boating safety tips are available from the U.S. Coast Guard.

NOTE: Station Numbers for Iowa precipitation gages have changed (see list).


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 06898000 Thompson River at Davis City, IA


Decatur County, Iowa
Hydrologic Unit Code 10280102
Latitude  40°38'25", Longitude  93°48'29" NAD27
Drainage area 701  square miles
Gage datum 874.04 feet above NGVD29
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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 1918-10-01 -> 2021-09-30)

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
1 182 214 400 739 777 708 492 158 358 229 282 210
2 146 238 461 617 784 812 369 166 286 156 335 250
3 140 276 510 640 811 776 349 177 195 164 298 189
4 114 300 600 627 717 739 455 167 198 137 210 174
5 169 274 634 606 611 979 769 150 264 152 140 195
6 210 214 525 577 617 946 778 273 272 155 142 181
7 197 203 436 470 948 895 662 327 231 198 143 141
8 161 200 437 591 1,160 820 484 326 249 202 124 132
9 109 209 496 551 984 780 518 243 354 385 116 113
10 84 245 578 623 967 779 588 166 457 393 205 104
11 88 249 659 621 988 737 629 139 309 400 211 117
12 111 233 750 657 894 804 596 144 298 367 272 102
13 136 250 841 645 825 952 485 185 327 324 302 133
14 167 269 808 631 746 986 318 130 279 276 230 289
15 191 282 811 690 724 992 311 158 444 200 163 281
16 171 282 846 816 710 788 293 177 887 141 199 211
17 184 321 778 879 733 623 395 179 667 120 253 197
18 195 432 735 1,110 652 597 368 127 511 129 276 127
19 172 454 889 1,090 546 667 300 132 507 120 177 110
20 163 496 846 1,030 511 730 479 203 380 126 227 118
21 168 503 695 894 606 615 358 228 348 106 249 107
22 152 441 609 781 701 581 370 133 300 153 177 106
23 173 410 610 776 740 600 250 126 305 243 140 142
24 187 416 645 693 639 580 417 263 270 271 143 240
25 156 429 739 717 751 534 456 271 283 226 168 249
26 153 398 701 679 948 633 374 405 338 199 148 186
27 161 381 655 820 1,020 627 293 543 288 197 187 236
28 156 369 594 683 887 566 326 459 179 168 205 276
29 150 281 627 522 854 521 374 311 173 172 197 244
30 152   765 587 898 451 415 359 273 183 219 246
31 153   855   811   253 317   230   214