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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 07300500 Salt Fork Red River at Mangum, OK


Greer County, Oklahoma
Hydrologic Unit Code 11120202
Latitude  34°51'30", Longitude  99°30'30" NAD27
Drainage area 1,454  square miles
Contributing drainage area 1,319  square miles
Gage datum 1,491.44 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 1937-10-01 -> 2024-09-30)

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 38 46 44 53 111 359 87 71 36 16 34 27
2 37 47 48 53 168 271 91 70 14 29 69 26
3 37 48 46 76 150 245 44 85 26 177 30 26
4 37 49 58 191 123 334 62 34 35 108 33 29
5 38 67 51 71 119 262 45 33 33 44 32 37
6 40 84 47 52 89 276 42 19 30 46 26 33
7 39 50 44 44 147 188 200 19 16 77 24 30
8 50 45 44 43 165 182 82 16 18 97 24 29
9 58 42 45 45 208 348 59 11 15 66 23 31
10 43 44 50 44 118 347 63 10 14 35 22 32
11 41 46 51 63 190 196 77 16 44 41 21 36
12 37 42 44 53 298 182 61 8.9 35 104 20 40
13 38 45 42 77 184 213 62 9.6 91 42 20 39
14 41 42 45 84 151 209 37 39 46 40 24 34
15 41 43 59 85 144 157 90 29 41 80 25 36
16 45 45 63 60 364 351 36 19 80 66 33 45
17 44 47 57 56 283 84 54 39 66 71 36 42
18 40 47 67 56 247 106 41 36 53 215 30 38
19 40 48 55 91 273 108 149 25 97 95 28 35
20 41 55 55 161 247 106 112 16 110 75 32 36
21 41 50 55 72 284 211 30 27 74 34 28 35
22 50 52 56 53 129 192 39 25 39 75 27 36
23 50 53 60 84 139 126 26 20 36 71 26 35
24 40 51 60 150 259 187 27 41 41 55 26 34
25 42 51 49 118 190 157 38 43 38 35 32 32
26 47 52 54 122 234 80 29 47 34 28 26 33
27 47 63 47 147 624 61 19 52 29 25 27 33
28 44 48 50 138 454 62 11 86 19 24 27 32
29 38 53 52 199 187 118 15 37 22 25 26 32
30 40   57 148 312 62 14 15 18 25 26 33
31 41   52   161   27 20   28   40