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USGS Daily Statistics for Oklahoma

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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 07229300 Walnut Creek at Purcell, OK


Mcclain County, Oklahoma
Hydrologic Unit Code 11090202
Latitude  34°59'56", Longitude  97°22'00" NAD27
Drainage area 202  square miles
Contributing drainage area 202  square miles
Gage datum 1,015.61 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 1965-10-01 -> 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
1 126 54 90 230 112 110 65 31 64 24 48 36
2 50 41 91 82 328 187 192 25 78 119 33 35
3 59 39 72 82 343 211 56 19 22 110 53 31
4 49 40 129 80 123 134 40 20 47 28 92 32
5 41 54 71 74 123 217 32 30 24 53 35 30
6 40 68 66 57 167 146 42 26 22 25 29 30
7 37 47 57 54 183 231 43 24 18 27 27 37
8 37 42 58 56 197 213 33 19 24 49 29 35
9 78 44 56 51 416 260 55 18 16 60 46 75
10 47 49 80 74 141 115 37 47 18 32 28 41
11 41 47 134 73 164 84 91 144 16 28 42 33
12 47 47 86 135 117 116 32 35 12 29 35 44
13 39 47 107 76 166 216 23 33 83 30 35 76
14 39 53 153 113 186 228 25 32 44 27 31 121
15 38 151 76 70 234 68 33 28 27 30 39 69
16 41 62 53 60 114 82 35 51 60 29 54 72
17 55 44 209 104 236 60 66 29 19 22 46 35
18 47 41 108 102 117 53 71 25 33 93 46 34
19 46 38 135 223 148 106 27 37 31 132 41 51
20 55 56 224 241 123 89 20 23 29 858 51 179
21 44 67 85 98 226 61 26 21 40 139 32 63
22 41 73 88 148 135 55 25 39 88 106 45 54
23 40 324 104 89 639 63 27 28 229 53 32 43
24 40 94 108 78 186 63 34 20 51 38 79 40
25 43 77 84 79 208 67 25 15 25 40 70 44
26 42 73 77 115 142 59 21 14 30 50 69 58
27 47 69 91 96 124 64 128 15 69 74 46 162
28 57 153 67 84 418 60 160 14 23 86 44 57
29 73 35 119 220 281 134 63 12 56 39 36 43
30 46   139 216 128 68 32 19 29 96 32 43
31 51   82   149   27 17   122   225