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USGS Daily Statistics for Iowa

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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" NAD83
Drainage area 701  square miles
Gage datum 874.37 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 1918-10-01 -> 2025-09-30)

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
1 176 210 397 719 766 693 480 153 344 220 277 203
2 141 233 448 605 796 793 360 165 277 150 325 240
3 135 269 493 630 832 757 342 195 189 158 289 182
4 110 291 579 613 735 721 455 179 192 132 208 168
5 163 266 630 590 617 953 752 162 254 146 143 188
6 202 208 522 562 615 920 758 275 263 148 144 174
7 191 197 428 459 952 871 645 326 224 189 142 136
8 156 194 428 574 1,170 834 473 321 241 194 122 128
9 105 202 483 534 980 789 505 239 341 368 113 110
10 81 239 560 602 947 772 573 163 440 376 201 101
11 85 242 637 600 962 726 612 137 299 383 232 113
12 107 225 726 633 872 788 580 141 288 351 277 99
13 131 242 813 622 805 929 472 181 316 311 297 130
14 161 259 780 610 745 961 310 127 269 265 226 283
15 184 272 783 667 727 965 303 154 427 192 161 272
16 164 272 815 787 705 767 285 173 850 136 194 204
17 177 309 751 846 723 608 384 178 640 116 246 190
18 187 415 710 1,070 646 582 357 125 490 124 268 123
19 166 436 856 1,050 539 649 292 129 486 116 172 107
20 157 477 815 993 531 711 465 196 365 121 220 115
21 162 484 671 863 616 605 348 219 334 102 242 104
22 147 424 593 761 709 570 359 129 289 147 173 102
23 167 394 603 755 743 585 243 122 293 233 136 137
24 180 400 633 678 636 565 404 252 260 262 140 231
25 150 412 717 701 757 520 442 260 272 246 163 241
26 147 383 679 666 959 620 363 388 324 205 144 180
27 155 394 636 796 1,020 623 285 520 276 195 181 228
28 151 376 577 681 878 560 316 440 173 188 199 266
29 145 270 607 528 840 515 362 298 167 206 190 235
30 147   743 588 879 442 402 345 262 193 211 237
31 149   825   794   246 305   229   207