Reservoir · Oregon · United States · BOR RISE
Warm Springs Reservoir and Dam
16.2% full
Capacity
209.34 hm³
Volume stored
34 hm³
Coordinates
43.585°N, 118.209°W
Last updated
2026-08-12
Current fill
16.2%vs 7 days ago
-3.5%losing
vs 1 year ago
-41.8%year-over-year
7-day trend
↓falling
Data source: BOR RISE — US Bureau of Reclamation — daily reservoir storage volume. Capacity is the design (normal full-pool) capacity from the US National Inventory of Dams (NID); fill % = current volume ÷ design capacity. Last reading: 2026-08-12.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 43.585, -118.209 · Open in Google Maps
About Warm Springs Reservoir and Dam
As of August 12, 2026, Warm Springs Reservoir and Dam is filled to 16.2% of its total capacity, holding roughly 34 hm³ of water out of a maximum 209 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has fallen by 3.5 percentage points, and it is 41.8 points below its level on the same date a year earlier.
Across the readings we hold for Warm Springs Reservoir and Dam — 2116 data points between August 15, 2021 and August 12, 2026 — the level has ranged from a low of 0.0% (August 22, 2021) to a high of 99.9% (May 30, 2023). On average the reservoir is fullest around May and at its lowest around October.
It is operated by BOR primarily for multiple purposes. It lies within the Oregon basin at 43.585°N, 118.209°W.
Key facts
- Current fill level
- 16.2%
- Water stored
- 34 hm³
- Total capacity
- 209 hm³
- 7-day change
- ▼ 3.5 pts
- Year-on-year
- ▼ 41.8 pts
- Primary use
- Multipurpose
- River basin
- Oregon
- Operator
- BOR
- Coordinates
- 43.585°N, 118.209°W
- Last updated
- August 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Aug 2026 | 16.2% | 34 |
| 11 Aug 2026 | 16.7% | 35 |
| 10 Aug 2026 | 17.2% | 36 |
| 9 Aug 2026 | 17.7% | 37 |
| 8 Aug 2026 | 18.2% | 38 |
| 7 Aug 2026 | 18.7% | 39 |
| 6 Aug 2026 | 19.2% | 40 |
| 5 Aug 2026 | 19.7% | 41 |
| 4 Aug 2026 | 20.2% | 42 |
| 3 Aug 2026 | 20.7% | 43 |
| 2 Aug 2026 | 21.2% | 44 |
| 1 Aug 2026 | 21.8% | 46 |
Frequently asked questions
What is the current water level of Warm Springs Reservoir and Dam?
As of August 12, 2026, Warm Springs Reservoir and Dam is at 16.2% of its capacity, holding approximately 34 hm³ of water, according to BOR RISE (US Bureau of Reclamation) data.
Is Warm Springs Reservoir and Dam reservoir full?
No. As of August 12, 2026, Warm Springs Reservoir and Dam is critically low at 16.2% of its capacity, so it is not full.
Is the water level at Warm Springs Reservoir and Dam rising or falling?
The level at Warm Springs Reservoir and Dam is falling — it dropped 3.5 percentage points over the latest week on record.
How much water can Warm Springs Reservoir and Dam hold?
Warm Springs Reservoir and Dam has a total capacity of 209 hm³.
Where is Warm Springs Reservoir and Dam reservoir located?
Warm Springs Reservoir and Dam is located in Oregon, United States, within the Oregon basin (coordinates 43.585°N, 118.209°W).
What is Warm Springs Reservoir and Dam used for?
Warm Springs Reservoir and Dam is used primarily for multiple purposes, and is managed by BOR.