Summary of Watershed Conditions in the Guadalupe River Basin Monday, July 6, 2026
This page is updated once a day with data obtained from USGS.
| Flow (cfs) | % of Daily Median | |
| A. Guadalupe River @ Comfort | 52 | 66% |
| B. Canyon Reservoir | ||
| Inflow | 54 | 41% |
| Release | 66 | 26% |
| Full Res. Elev. - msl (Conservation pool) | 909 | |
| Reservoir Elev. - msl | 888.15 | |
| Capacity (Conservation pool) | 61% | |
| C. Blanco River @ Wimberley | 7 | 13% |
| D. Comal Springs | 163 | 55% |
| E. San Marcos Springs | 101 | 56% |
| F. Guadalupe River @ Gonzales | 317 | 33% |
| G. Guadalupe River @ Victoria | 316 | 33% |
| H. San Antonio River @ Goliad | 264 | 88% |
| I. Guadalupe River @ Tivoli | 845 | 97% |
| Bay & Estuary Inflow | 741 | |
Watershed Charts
| Full Reservoir Elevation | Daily Elevation | |
|---|---|---|
| Elevation | 909 | 888.15 |
| Historical | Current | |
|---|---|---|
| Spring Branch (Inflow) | 131 | 54 |
| Sattler (Release) | 258 | 66 |
| Historical | Current | |
|---|---|---|
| Comal | 296 | 163 |
| San Marcos | 180 | 101 |
| Canyon Release | Comal Springs | Natural Baseflow | |
|---|---|---|---|
| Source Percentages | 25.8 | 63.7 | 10.5 |
| Canyon Release | Comal Springs | San Marcos Springs | Natural Baseflow | |
|---|---|---|---|---|
| Source Percentages | 20.0 | 49.4 | 30.6 | 0 |