About this river
Los Pinos River is a 27.6 mile river near Angler Management on the San Juan in New Mexico. Streamflow is measured at the USGS gauge Los Pinos River at LA Boca, CO. (site 09354500). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1951 to 2026
Los Pinos River typically runs highest in June, at a median 185 cfs, and lowest in January, at 60 cfs. The highest flow on record for any single day is 4,560 cfs, in 1957.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 60 | 40 to 89 | |
| February | 69 | 48 to 106 | |
| March | 137 | 66 to 288 | |
| April | 159 | 57 to 455 | |
| May | 155 | 83 to 494 | |
| June | 185 | 116 to 604 | |
| July | 155 | 120 to 232 | |
| August | 155 | 123 to 210 | |
| September | 150 | 113 to 198 | |
| October | 115 | 61 to 212 | |
| November | 64 | 44 to 132 | |
| December | 60 | 42 to 106 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 75 years of record. Statistics published by the US Geological Survey for Los Pinos River at LA Boca, CO. (site 09354500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of Los Pinos River. Ramp data comes from the USGS national boat-ramp inventory.
- Navajo Lake State Park - Sims MarinaSan Juan River - Navajo LakePublic
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Los Pinos River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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