San Marcos Rv At San Marcos, Tx Realtime Data
SAN MARCOS RV AT SAN MARCOS, TX
Realtime Data • Report • Conditions
94
Discharge (cfs)
3.9
Gauge Height (ft)
USGS 08170500
Streamflow discharge was last observed at 94 cfs, and a gauge height of 3.87 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 110 .
Weather today, Tomorrow,
The river is fed by several springs and is a source of drinking water for nearby communities. The gauge measures flow from upstream of the city to downstream, including the effects of any tributaries or dams. Seasonal trends in flow are influenced by rainfall, with higher flows during the wetter months. The river is popular for recreational activities such as tubing, canoeing, and swimming, and is home to several endangered species of plants and animals.
August 12, 2026
| Elevation | 572.0 ft |
| Last Updated | |
| Gage height, ft | 3.87 ft |
| Temperature, water, degC | 21.75 deg C |
| Streamflow, ft³/s | 94.3 ft3/s |
| Percent of Normal | 68% |
| Year Over Year Average | 140 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 493 cfs |
| Geolocation | 29.89, -97.93 |
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