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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 09353800 LOS PINOS RIVER NEAR IGNACIO, CO


La Plata County, Colorado
Hydrologic Unit Code 14080101
Latitude  37°09'58", Longitude 107°34'57" NAD83
Drainage area 340  square miles
Gage datum 6,630 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 1999-10-01 -> 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 40 48 108 212 197 204 110 11 7 37 79 64
2 40 48 114 221 208 215 130 8.6 6 44 69 62
3 40 49 119 234 212 231 112 9.2 4.7 57 47 61
4 41 52 124 250 200 245 88 8.4 5.9 61 59 60
5 41 52 129 284 199 259 63 8.2 6.2 65 61 61
6 42 52 133 266 201 307 36 12 6.3 64 59 60
7 42 52 141 246 225 385 30 7.1 5.9 61 58 61
8 41 53 142 295 214 373 44 7.4 7 59 56 63
9 41 56 146 330 205 342 51 5.8 11 68 56 56
10 43 69 150 269 189 351 39 6.9 8.3 69 56 45
11 46 69 156 202 188 368 34 6.6 7.7 65 56 46
12 45 75 164 219 197 381 34 6 6.3 58 55 47
13 46 83 170 267 199 342 33 6.1 6 58 53 46
14 48 88 170 250 203 267 31 6.8 6.9 59 53 43
15 49 86 173 242 201 215 31 5.8 7.5 63 54 42
16 50 87 178 258 196 223 26 9.1 7.7 62 54 42
17 51 86 181 238 184 211 19 8.4 7.4 68 54 43
18 50 88 183 236 176 219 22 7.8 5.9 72 54 42
19 50 90 187 224 177 198 22 6.6 8.7 74 53 43
20 49 91 200 224 185 171 15 4.7 6 79 52 46
21 47 91 207 265 193 145 14 4.4 5.8 81 53 44
22 45 94 215 222 195 121 11 4.6 6.9 69 53 43
23 45 96 217 215 195 103 9.5 4.4 12 72 54 42
24 45 95 211 207 210 119 9.3 5.4 8.8 76 57 41
25 45 97 210 194 210 129 7.6 5.4 9.4 88 65 41
26 46 98 219 183 196 129 6.1 4.6 8.9 101 64 40
27 47 98 220 224 193 123 7 4.6 14 103 62 39
28 42 102 220 218 177 100 7.1 4.9 23 104 58 39
29 45 115 218 184 175 94 7 4.8 31 103 59 40
30 46   217 188 161 99 6.5 6.8 32 100 61 41
31 49   215   169   9.9 6.3   95   40