Reservoir · Idaho · United States · BOR RISE
Payette Lake and Payette Lake Dam
72.3% full
Capacity
50.57 hm³
Volume stored
37 hm³
Coordinates
44.912°N, 116.119°W
Last updated
2026-08-12
Current fill
72.3%vs 7 days ago
-1.6%losing
vs 1 year ago
+0.6%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. 44.912, -116.119 · Open in Google Maps
About Payette Lake and Payette Lake Dam
As of August 12, 2026, Payette Lake and Payette Lake Dam is filled to 72.3% of its total capacity, holding roughly 37 hm³ of water out of a maximum 51 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has fallen by 1.6 percentage points, and it sits close to where it was a year earlier.
Across the readings we hold for Payette Lake and Payette Lake Dam — 2190 data points between August 15, 2021 and August 12, 2026 — the level has ranged from a low of 11.6% (November 29, 2022) to a high of 86.2% (June 23, 2022). On average the reservoir is fullest around June and at its lowest around November.
It is operated by BOR primarily for multiple purposes. It lies within the Idaho basin at 44.912°N, 116.119°W.
Key facts
- Current fill level
- 72.3%
- Water stored
- 37 hm³
- Total capacity
- 51 hm³
- 7-day change
- ▼ 1.6 pts
- Year-on-year
- ▲ 0.6 pts
- Primary use
- Multipurpose
- River basin
- Idaho
- Operator
- BOR
- Coordinates
- 44.912°N, 116.119°W
- Last updated
- August 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Aug 2026 | 72.3% | 37 |
| 11 Aug 2026 | 72.6% | 37 |
| 10 Aug 2026 | 72.6% | 37 |
| 9 Aug 2026 | 72.8% | 37 |
| 8 Aug 2026 | 73.2% | 37 |
| 7 Aug 2026 | 73.3% | 37 |
| 6 Aug 2026 | 73.7% | 37 |
| 5 Aug 2026 | 73.9% | 37 |
| 4 Aug 2026 | 74.2% | 38 |
| 3 Aug 2026 | 74.5% | 38 |
| 2 Aug 2026 | 75.4% | 38 |
| 1 Aug 2026 | 75.9% | 38 |
Frequently asked questions
What is the current water level of Payette Lake and Payette Lake Dam?
As of August 12, 2026, Payette Lake and Payette Lake Dam is at 72.3% of its capacity, holding approximately 37 hm³ of water, according to BOR RISE (US Bureau of Reclamation) data.
Is Payette Lake and Payette Lake Dam reservoir full?
No. As of August 12, 2026, Payette Lake and Payette Lake Dam is within its normal operating range at 72.3% of its capacity, so it is not full.
Is the water level at Payette Lake and Payette Lake Dam rising or falling?
The level at Payette Lake and Payette Lake Dam is falling — it dropped 1.6 percentage points over the latest week on record.
How much water can Payette Lake and Payette Lake Dam hold?
Payette Lake and Payette Lake Dam has a total capacity of 51 hm³.
Where is Payette Lake and Payette Lake Dam reservoir located?
Payette Lake and Payette Lake Dam is located in Idaho, United States, within the Idaho basin (coordinates 44.912°N, 116.119°W).
What is Payette Lake and Payette Lake Dam used for?
Payette Lake and Payette Lake Dam is used primarily for multiple purposes, and is managed by BOR.