The Dalles, Oregon
Columbia River (The Dalles) · as of Sep 1, 2026
Water-supply risk score
14.5/100
Low
What drives this score
| Component | Level | Value |
|---|---|---|
| Drought severity (USDM) | 43.1 | |
| Streamflow deficit | 3.2 | |
| Withdrawal pressure | 0.5 |
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