About this river
Blanco River is a 14.3 mile river near Paddle SMTX in Texas. Streamflow is measured at the USGS gauge Blanco Rv nr Kyle, TX (site 08171300). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1956 to 2026
Blanco River typically runs highest in May, at a median 87 cfs, and lowest in August, at 18 cfs. The highest flow on record for any single day is 80,000 cfs, in 2015.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 40 | 7.3 to 162 | |
| February | 48 | 14 to 196 | |
| March | 63 | 11 to 196 | |
| April | 65 | 9.7 to 173 | |
| May | 87 | 11 to 216 | |
| June | 61 | 15 to 191 | |
| July | 38 | 0.0 to 88 | |
| August | 18 | 0.0 to 45 | |
| September | 23 | 0.0 to 51 | |
| October | 28 | 0.0 to 66 | |
| November | 38 | 4.3 to 98 | |
| December | 39 | 6.2 to 126 |
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 70 years of record. Statistics published by the US Geological Survey for Blanco Rv nr Kyle, TX (site 08171300). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
4 mapped launches sit in the mapped area of Blanco River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
- Canyon Lake 22Guadalupe River- Canyon LakePublic
- Potters Creek ParkGuadalupe River - Canyon LakePublic
- Potters Creek LaunchGuadalupe River - Canyon LakePublic
- FM 181 BridgeBlanco RiverPublic
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Blanco 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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