Reservoir · Nebraska · United States · BOR RISE
Hugh Butler Lake and Red Willow Dam
41.5% full
Capacity
46.6 hm³
Volume stored
19 hm³
Coordinates
40.358°N, 100.667°W
Last updated
2026-06-10
Current fill
41.5%vs 7 days ago
-0.1%losing
vs 1 year ago
+0.1%year-over-year
7-day trend
→stable
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: 2026-06-10.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 40.358, -100.667 · Open in Google Maps
About Hugh Butler Lake and Red Willow Dam
As of June 10, 2026, Hugh Butler Lake and Red Willow Dam is filled to 41.5% of its total capacity, holding roughly 19 hm³ of water out of a maximum 47 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it sits close to where it was a year earlier.
Across the readings we hold for Hugh Butler Lake and Red Willow Dam — 1824 data points between June 13, 2021 and June 10, 2026 — the level has ranged from a low of 27.3% (October 7, 2022) to a high of 58.6% (June 13, 2021). On average the reservoir is fullest around June and at its lowest around October.
It is operated by BOR primarily for multiple purposes. It lies within the Nebraska basin at 40.358°N, 100.667°W.
Key facts
- Current fill level
- 41.5%
- Water stored
- 19 hm³
- Total capacity
- 47 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▲ 0.1 pts
- Primary use
- Multipurpose
- River basin
- Nebraska
- Operator
- BOR
- Coordinates
- 40.358°N, 100.667°W
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Jun 2026 | 41.5% | 19 |
| 9 Jun 2026 | 41.6% | 19 |
| 8 Jun 2026 | 41.6% | 19 |
| 7 Jun 2026 | 41.8% | 19 |
| 6 Jun 2026 | 41.8% | 19 |
| 5 Jun 2026 | 41.7% | 19 |
| 4 Jun 2026 | 41.8% | 19 |
| 3 Jun 2026 | 41.7% | 19 |
| 2 Jun 2026 | 41.7% | 19 |
| 1 Jun 2026 | 41.7% | 19 |
| 31 May 2026 | 41.8% | 19 |
| 30 May 2026 | 41.8% | 19 |
Frequently asked questions
What is the current water level of Hugh Butler Lake and Red Willow Dam?
As of June 10, 2026, Hugh Butler Lake and Red Willow Dam is at 41.5% of its capacity, holding approximately 19 hm³ of water, according to BOR RISE (US Bureau of Reclamation) data.
Is Hugh Butler Lake and Red Willow Dam reservoir full?
No. As of June 10, 2026, Hugh Butler Lake and Red Willow Dam is within its normal operating range at 41.5% of its capacity, so it is not full.
Is the water level at Hugh Butler Lake and Red Willow Dam rising or falling?
The level at Hugh Butler Lake and Red Willow Dam has been broadly stable over the latest week on record (-0.1 points).
How much water can Hugh Butler Lake and Red Willow Dam hold?
Hugh Butler Lake and Red Willow Dam has a total capacity of 47 hm³.
Where is Hugh Butler Lake and Red Willow Dam reservoir located?
Hugh Butler Lake and Red Willow Dam is located in Nebraska, United States, within the Nebraska basin (coordinates 40.358°N, 100.667°W).
What is Hugh Butler Lake and Red Willow Dam used for?
Hugh Butler Lake and Red Willow Dam is used primarily for multiple purposes, and is managed by BOR.