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USGS Daily Statistics for Colorado

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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 07126485 PURGATOIRE RIVER AT ROCK CROSSING NR TIMPAS, CO.


Las Animas County, Colorado
Hydrologic Unit Code 11020010
Latitude  37°37'06", Longitude 103°35'35" NAD27
Drainage area 2,758  square miles
Contributing drainage area 2,746.2  square miles
Gage datum 4,350 feet above NGVD29
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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 1982-10-01 -> 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 28 31 30 57 91 116 77 118 37 47 39 31
2 28 30 29 57 178 122 83 209 62 44 42 31
3 28 30 29 60 110 125 53 111 40 29 42 31
4 28 30 29 66 113 91 37 191 38 30 38 31
5 28 29 29 76 130 97 27 136 26 30 36 31
6 29 29 30 157 140 158 32 104 31 29 36 31
7 28 28 31 105 158 127 55 123 65 27 35 31
8 28 29 33 82 118 141 74 155 33 26 34 31
9 28 29 35 71 88 104 84 165 29 26 33 31
10 27 29 33 64 78 88 45 121 52 32 32 30
11 27 28 31 66 93 98 40 105 32 37 32 30
12 27 28 31 66 111 95 32 80 56 65 32 29
13 27 28 31 75 132 126 38 88 114 62 32 30
14 27 28 30 110 120 98 32 124 44 36 32 29
15 27 31 30 86 114 82 40 90 45 34 31 29
16 27 31 30 90 115 72 34 81 28 31 32 28
17 26 32 34 89 70 69 88 85 27 28 31 28
18 27 32 43 82 64 59 97 97 35 27 32 28
19 26 31 43 76 63 59 37 81 30 26 33 29
20 26 31 38 77 166 80 66 100 33 30 33 29
21 27 31 40 73 121 52 78 70 25 41 33 29
22 27 30 37 66 108 54 78 95 25 40 32 28
23 27 30 38 56 133 55 67 100 22 36 32 28
24 28 30 38 61 184 48 45 62 27 28 32 28
25 28 30 49 62 115 51 53 69 27 28 32 27
26 28 31 53 70 115 63 59 63 24 30 31 27
27 28 30 57 77 88 64 90 62 22 29 32 27
28 29 31 90 89 64 74 94 77 23 27 32 27
29 29 28 55 79 65 69 85 78 52 28 32 27
30 29   49 74 158 69 86 108 36 32 31 28
31 30   57   117   86 46   29   28