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# Gunnison River below Gunnison Tunnel streamflow

Daily mean discharge, Gunnison-Colorado basin, Colorado

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

> Now 287 cfs, 56% below the 5-yr median.

Gunnison River below Gunnison Tunnel is running 309 cfs, 50% below the 5-year median. The gauge gained 27.7% from the prior week but is down 49.6% from a year ago.

## The numbers

| Period | Current | Prior | Change |
| --- | --- | --- | --- |
| Week over week | 287 cfs | 310 cfs | -7.4% |
| Month over month | 287 cfs | 451 cfs | -36.4% |
| Year over year | 287 cfs | 659 cfs | -56.4% |
| vs 5-yr median | 287 cfs | 659 cfs | -56.4% |

## About this data

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

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Cite: Gunnison River below Gunnison Tunnel: 287 cfs daily mean discharge as of Aug 12, 2026 (USGS). The Waterline. https://the-waterline.com/streamflow/gunnison-river-below-gunnison-tunnel
Canonical URL: https://the-waterline.com/streamflow/gunnison-river-below-gunnison-tunnel