USGS is updating how statistical information is delivered. WaterWatch and WaterQualityWatch will be retired around February 24, 2026. Explore alternative tools and share feedback at wdfn@usgs.gov.

Table of daily streamflow compared to historical streamflow for the day of the year (Iowa)
(How to read this table) (Flip table)

or
Iowa

                  Percentage in class (Driest to wettest)

                                               Total       Percentile summary
Date         1    2    3    4    5    6    7 stations    min  25th  50th  75th   max

20260216     0    6   13   75    6    0    0      16    6.59 31.49 50.16 65.72 80.70
20260215     0    6   13   75    6    0    0      16    9.13 30.73 51.02 67.04 79.47
20260214     0    0   13   81    6    0    0      16   10.09 29.85 51.84 67.37 81.15
20260213     0    0   19   69   13    0    0      16   11.26 31.27 51.32 70.59 84.17
20260212     0    0   13   69   19    0    0      16   18.13 35.92 55.53 74.39 87.29
20260211     0    0   19   50   31    0    0      16   20.31 39.02 57.93 77.88 89.16
20260210     0    0   19   50   25    6    0      16   14.71 31.09 57.70 79.13 91.02
20260209     0    0   20   47   27    7    0      15   19.62 39.82 57.26 80.35 91.62
20260208     0    0   13   53   27    7    0      15   14.63 37.79 60.00 81.08 95.51
20260207     0    0   13   56   25    6    0      16   17.28 39.98 58.05 80.83 95.80
20260206     0    0    6   63   25    6    0      16   17.00 37.59 55.90 81.44 95.75
20260205     0    0    6   63   25    6    0      16   21.50 42.16 61.86 81.75 95.75
20260204     0    0    6   50   25   19    0      16   14.51 46.48 62.73 84.38 95.98
20260203     0    0    6   56   19   19    0      16   14.80 46.20 66.75 85.98 95.74
20260202     0    0   13   50   25   13    0      16   17.33 44.61 68.78 85.18 95.59
20260201     0    0   13   50   19   19    0      16   16.43 65.63 71.69 88.27 95.42
20260131     0    0   13   38   31   19    0      16   16.15 56.89 72.77 87.64 96.28
20260130     0    0   13   38   38   13    0      16   14.04 50.57 73.91 82.62 95.64
20260129     0    0   13   31   44   13    0      16   16.64 44.81 75.44 84.27 95.49
20260128     0    0   18   24   41   18    0      17   17.50 51.08 77.36 85.31 95.56
20260127     0    0   20   47   13   20    0      15   16.43 48.17 70.00 80.29 95.59
20260126     0    0   25   44   25    6    0      16   13.89 25.50 65.46 79.92 95.38
20260125     0    6   17   44   22   11    0      18    5.82 27.52 65.69 78.48 95.27
20260124     0    6   18   41   29    6    0      17    9.30 26.33 64.81 76.20 95.26
20260123     0    0   18   59   18    6    0      17   12.93 29.30 62.31 75.92 93.15
20260122     0    0   12   65   24    0    0      17   12.01 30.29 68.15 76.88 88.74
20260121     0    0   12   59   29    0    0      17   10.51 31.35 66.75 78.64 85.18
20260120     0    6    6   53   29    6    0      17    5.51 27.04 71.28 83.93 91.46
20260119     6    0   12   35   41    6    0      17    2.63 32.86 68.44 80.63 93.00
20260118     0    6   24   29   29   12    0      17    8.38 21.81 63.86 84.14 93.13

...View the complete table