Summary of Watershed Conditions in the Guadalupe River Basin Monday, September 20, 2021
This page is updates once a day with data obtained from USGS.
| Flow (cfs) | % of Daily Median | |
| A. Guadalupe River @ Comfort | 34 | 38% |
| B. Canyon Reservoir | ||
| Inflow | 41 | 40% |
| Release | 58 | 29% |
| Full Res. Elev. - msl (Conservation pool) | 909 | |
| Reservoir Elev. Today - msl | 905.83 | |
| Capacity (Conservation pool) | 99% | |
| C. Blanco River @ Wimberley | 22 | 55% |
| D. Comal Springs | 254 | 89% |
| E. San Marcos Springs | 148 | 79% |
| F. Guadalupe River @ Gonzales | 321 | 45% |
| G. Guadalupe River @ Victoria | 556 | 64% |
| H. San Antonio River @ Goliad | 191 | 57% |
| I. Guadalupe River @ Tivoli | 631 | 45% |
| Bay & Estuary Inflow | 494 | |
Watershed Charts
| Full Reservoir Elevation | Daily Elevation | |
|---|---|---|
| Elevation | 909 | 905.83 |
| Historical | Current | |
|---|---|---|
| Spring Branch (Inflow) | 102 | 41 |
| Sattler (Release) | 201 | 58 |
| Historical | Current | |
|---|---|---|
| Comal | 284 | 254 |
| San Marcos | 188 | 148 |
| Canyon Release | Comal Springs | Natural Baseflow | |
|---|---|---|---|
| Source Percentages | 17.5 | 76.7 | 5.8 |
| Canyon Release | Comal Springs | San Marcos Springs | Natural Baseflow | |
|---|---|---|---|---|
| Source Percentages | 10.4 | 45.7 | 26.6 | 17.3 |