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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 -> 2020-09-30)

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
1 184 216 395 743 785 713 493 149 362 231 285 212
2 148 240 459 620 792 822 371 162 289 158 338 252
3 141 278 510 644 819 786 353 175 197 166 301 191
4 115 303 601 631 724 747 462 166 200 139 213 176
5 171 277 636 610 621 994 784 150 267 154 142 197
6 213 215 528 581 628 961 794 276 275 156 144 182
7 200 205 438 470 967 910 675 332 233 200 145 142
8 163 201 440 525 1,180 834 493 332 252 204 125 133
9 110 210 499 535 1,000 794 528 246 358 389 117 114
10 85 247 582 619 970 786 555 168 462 397 207 105
11 89 251 664 621 1,000 738 587 141 311 404 213 118
12 112 235 756 659 908 815 592 145 300 371 274 102
13 138 253 849 648 838 969 485 188 330 328 305 134
14 169 272 813 635 758 1,000 318 131 281 279 232 292
15 194 285 771 695 734 1,010 304 160 449 202 165 284
16 172 285 824 823 719 803 289 180 897 142 201 214
17 186 325 772 886 730 634 398 182 675 122 256 199
18 197 437 734 1,130 651 608 371 128 517 130 279 128
19 174 459 893 1,100 548 680 303 133 513 122 179 111
20 165 502 850 1,040 514 742 487 205 385 127 229 120
21 170 508 699 902 608 614 363 230 352 107 251 108
22 154 445 612 788 693 578 376 135 303 154 179 107
23 175 414 613 783 733 606 254 128 308 246 141 144
24 189 420 644 699 629 587 424 266 273 273 145 242
25 157 432 737 724 722 509 464 274 286 228 167 252
26 154 398 697 686 896 624 381 409 342 201 146 188
27 162 378 617 827 968 628 298 549 291 199 188 239
28 158 364 577 689 868 570 324 465 181 169 207 279
29 151 281 623 527 850 523 377 314 175 173 199 247
30 153   766 592 902 451 421 363 276 185 221 248
31 154   859   817   252 320   232   217