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# Rio Grande basin streamflow

Daily mean discharge across 2 gauges

_Data through Aug 12, 2026 · source last checked Aug 13, 2026 · page revised Aug 13, 2026_

> 2 basin-representative gauges tracked.

Rio Grande at Otowi Bridge discharged 248 cfs on August 9, and the Floodway at San Marcial read 0 cfs.

## The numbers

| Gauge | Discharge | As of |
| --- | --- | --- |
| Rio Grande at Otowi Bridge | 244 cfs | Aug 12, 2026 |
| Rio Grande Floodway at San Marcial | 0.0 cfs | Aug 12, 2026 |

## About this data

- Source: US Geological Survey (USGS)
- Series: Daily mean streamflow (discharge)
- Geography: Rio Grande
- Unit: cfs
- Calculation period: Daily mean
- Last observation: Aug 12, 2026
- Update frequency: Daily

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Cite: Rio Grande basin: 244 cfs daily mean discharge as of Aug 12, 2026 (USGS). The Waterline. https://the-waterline.com/streamflow/rio-grande-basin
Canonical URL: https://the-waterline.com/streamflow/rio-grande-basin