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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 05485640 Fourmile Creek at Des Moines, IA


Polk County, Iowa
Hydrologic Unit Code 07100008
Latitude  41°36'49.7", Longitude  93°32'43.9" NAD83
Drainage area 92.7  square miles
Gage datum 795.58 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 1971-10-01 -> 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 37 59 47 98 168 123 304 46 68 49 62 45
2 34 48 66 97 144 112 136 38 63 62 53 45
3 35 35 68 105 157 110 117 56 59 47 56 40
4 28 35 72 94 155 107 143 55 61 41 64 40
5 27 32 70 85 147 111 122 51 48 41 49 43
6 26 29 67 83 135 189 118 38 45 40 50 42
7 25 44 67 77 151 120 91 37 72 44 44 38
8 25 34 90 75 141 173 93 36 51 46 40 36
9 22 28 99 73 154 241 83 96 47 55 42 34
10 22 31 118 81 129 194 76 94 64 57 46 33
11 24 27 130 86 135 134 102 180 50 70 52 31
12 23 25 144 112 136 191 132 80 42 71 50 29
13 21 28 192 115 185 175 81 69 41 56 49 44
14 22 32 180 128 133 197 72 54 32 78 45 84
15 21 33 123 138 119 246 86 44 27 66 42 52
16 30 34 103 127 126 222 102 41 46 52 39 39
17 37 36 101 131 136 202 54 35 42 45 39 33
18 30 43 120 197 186 157 125 38 47 44 38 30
19 27 57 144 127 154 211 104 39 56 41 51 27
20 32 63 142 119 169 162 115 49 65 36 44 27
21 31 59 111 151 195 133 75 39 61 49 39 29
22 26 65 100 133 165 139 55 28 63 77 37 29
23 25 74 115 122 192 143 45 37 48 82 38 33
24 28 56 113 135 196 133 54 32 50 91 40 38
25 26 42 101 166 223 160 44 37 55 76 38 40
26 27 39 88 161 190 204 51 82 50 60 40 40
27 28 50 79 167 193 227 63 57 40 50 48 54
28 26 49 85 162 186 189 146 66 36 50 57 59
29 26 54 79 143 161 186 81 64 71 54 49 52
30 26   90 195 160 180 59 45 51 58 44 55
31 27   103   145   61 42   55   47