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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 43 53 110 355 87 71 36 16 34 27
2 37 47 48 53 167 269 91 70 14 29 69 26
3 37 48 46 76 148 245 44 85 26 177 30 26
4 37 49 58 189 122 334 62 34 35 108 33 29
5 38 67 50 70 118 262 45 33 33 44 32 37
6 40 83 47 52 88 276 42 19 30 46 26 33
7 39 50 44 43 146 188 200 19 16 77 24 30
8 50 45 44 42 163 182 82 16 18 97 24 29
9 58 42 45 45 205 348 59 11 15 66 23 31
10 43 44 49 44 116 347 63 10 14 35 22 32
11 41 46 50 63 188 196 77 16 44 41 21 36
12 37 42 43 53 294 182 61 8.9 35 104 20 40
13 38 45 41 77 182 213 62 9.6 91 42 20 39
14 41 43 45 84 150 209 37 39 46 40 24 34
15 41 43 59 85 143 157 90 29 41 80 25 36
16 45 45 62 59 360 351 36 19 80 66 33 45
17 44 47 57 56 280 84 54 39 66 71 36 42
18 40 47 67 56 244 106 41 36 53 215 30 38
19 40 48 55 90 270 108 149 25 97 95 28 35
20 41 55 55 159 244 106 112 16 110 75 32 36
21 41 50 55 71 280 211 30 27 74 34 28 35
22 50 51 56 52 128 192 39 25 39 75 27 36
23 50 53 60 84 138 126 26 20 36 71 26 35
24 40 51 60 149 257 187 27 41 41 55 26 34
25 42 51 48 116 188 157 38 43 38 35 32 32
26 47 52 53 121 231 80 29 47 34 28 26 33
27 47 62 47 146 617 61 19 52 29 25 27 33
28 44 48 49 137 449 62 11 86 19 24 27 32
29 38 51 52 197 185 118 15 37 22 25 26 32
30 40   56 146 309 62 14 15 18 25 26 33
31 41   52   159   27 20   28   40