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USGS Surface-Water 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 09371000 MANCOS RIVER NEAR TOWAOC, CO.


Montezuma County, Colorado
Hydrologic Unit Code 14080107
Latitude  37°01'39", Longitude 108°44'27" NAD27
Drainage area 526  square miles
Gage datum 5,055.98 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 1920-10-01 -> 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 12 16 36 68 136 126 35 26 21 18 22 14
2 11 16 38 77 140 121 40 23 27 17 24 14
3 11 16 40 83 144 118 34 19 27 23 20 13
4 12 17 42 81 155 124 28 17 19 24 18 13
5 12 17 39 83 171 117 25 31 21 21 18 13
6 11 17 41 82 181 108 23 30 37 21 22 13
7 12 18 40 84 167 109 26 25 18 19 18 15
8 12 18 42 82 165 106 30 25 19 21 17 15
9 11 20 45 85 165 100 25 15 26 20 18 14
10 11 21 53 90 162 93 26 17 42 20 17 13
11 13 21 51 92 157 90 29 26 28 19 21 13
12 14 22 51 94 153 85 32 22 30 19 18 13
13 12 25 54 100 151 79 33 18 34 30 18 12
14 12 24 54 104 155 79 18 23 24 48 17 12
15 12 23 55 114 162 85 17 16 27 24 17 12
16 12 23 55 120 169 83 17 15 20 26 18 11
17 13 24 65 125 173 66 14 16 15 25 18 12
18 13 25 54 129 172 64 17 14 19 26 17 12
19 14 27 55 133 172 56 19 20 26 28 18 13
20 14 33 56 133 165 53 23 19 23 30 17 12
21 14 33 60 133 167 51 23 19 25 29 16 12
22 13 31 60 144 169 48 23 32 42 31 16 12
23 13 29 62 146 161 45 22 19 51 25 16 12
24 13 28 60 145 154 42 18 27 27 22 16 12
25 13 29 58 141 148 42 18 44 25 27 16 11
26 13 29 58 140 148 40 20 38 23 26 16 12
27 14 29 61 135 157 38 30 42 18 23 15 13
28 15 29 62 135 149 36 33 27 21 21 14 13
29 14 38 66 137 141 44 31 25 25 21 14 13
30 13   65 138 140 43 25 31 23 21 15 12
31 14   67   138   29 31   22   14