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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 -> 2019-09-30)

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
1 181 217 397 747 790 713 494 149 365 229 286 212
2 145 241 461 622 798 822 371 163 291 137 340 253
3 139 275 512 641 826 786 353 176 199 122 302 191
4 113 300 605 622 730 747 458 167 202 100 213 176
5 170 274 641 607 621 994 781 151 270 138 141 198
6 213 214 531 581 628 961 798 279 278 137 143 183
7 200 204 441 470 967 910 679 336 236 180 145 143
8 163 201 443 526 1,180 834 496 335 254 195 125 133
9 109 211 502 536 1,000 794 531 249 361 385 116 114
10 83 248 583 622 970 786 559 169 467 393 207 104
11 88 253 666 625 1,000 738 592 142 315 391 214 118
12 112 236 761 662 908 815 597 146 303 359 276 103
13 138 254 855 646 838 969 489 189 333 323 308 135
14 170 273 819 632 758 1,000 320 132 284 276 234 294
15 195 287 776 696 734 1,010 306 161 453 199 165 286
16 173 287 830 827 719 803 291 182 907 139 201 215
17 187 323 777 889 730 634 401 183 682 119 257 200
18 198 423 738 1,110 651 608 374 129 522 128 281 129
19 175 450 878 1,090 548 680 305 134 518 120 179 111
20 166 499 811 1,040 514 742 491 207 389 125 230 120
21 171 509 653 905 608 614 366 231 356 105 253 108
22 155 446 593 791 693 578 379 133 306 141 179 107
23 176 413 605 787 733 606 256 128 308 235 141 144
24 190 417 639 701 629 587 428 268 272 269 144 244
25 158 429 736 714 722 509 469 276 286 225 167 253
26 155 396 696 686 896 593 385 413 343 198 146 189
27 162 378 617 832 968 614 301 555 293 197 188 240
28 158 364 571 693 868 566 327 469 179 167 207 281
29 151 280 610 529 850 522 380 317 158 172 199 234
30 153   766 596 902 450 425 366 272 184 221 238
31 154   863   817   253 322   232   211