Reservoir · Wyoming · United States · BOR RISE
Eden Reservoir
Eden Reservoir and Dam
20.2% full
Capacity
17.79 hm³
Volume stored
4 hm³
Vs month average
67% of normal
Coordinates
42.225°N, 109.371°W
Last updated
2026-10-26
Current fill
20.2%vs 7 days ago
+0.1 ppgaining
vs 1 year ago
+9.2 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
67%of normal
20.2% full on 2026-10-26, against an average of 30.0% for October across 6 years of readings (-9.8 points).
Drought Monitor at this site · 20 October 2026
D2severe drought
The ground at Eden Reservoir's coordinates falls inside the D2 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. Wyoming drought figures →
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: 2026-10-26.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 42.225°N, 109.371°W · Open in Google Maps
About Eden Reservoir
As of October 26, 2026, Eden Reservoir is filled to 20.2% of its total capacity, holding 3.6 hm³ of water out of a maximum 17.79 hm³. At this level the reservoir is low.
Over the most recent week on record the fill level has held broadly steady (+0.1 pp), and it is 9.2 points above its level on the same date a year earlier.
Across the readings we hold for Eden Reservoir — 1824 data points between October 29, 2021 and October 26, 2026 — the level has ranged from a low of 5.3% (January 31, 2022) to a high of 91.2% (June 14, 2024). On average the reservoir is fullest around July and at its lowest around November.
It is operated by BOR primarily for multiple purposes. It is at 42.225°N, 109.371°W.
Key facts
- Current fill level
- 20.2% of total capacity
- Water stored
- 3.6 hm³
- Total capacity
- 17.79 hm³
- 7-day change
- ▲ 0.1 pp
- Year-on-year
- ▲ 9.2 pp
- Primary use
- Multipurpose
- Operator
- BOR
- Coordinates
- 42.225°N, 109.371°W
- Last updated
- October 26, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 26 Oct 2026 | 20.2% | 3.6 |
| 25 Oct 2026 | 20.2% | 3.59 |
| 24 Oct 2026 | 20.2% | 3.59 |
| 23 Oct 2026 | 20.2% | 3.59 |
| 22 Oct 2026 | 20.1% | 3.58 |
| 21 Oct 2026 | 20.0% | 3.56 |
| 20 Oct 2026 | 20.1% | 3.57 |
| 19 Oct 2026 | 20.1% | 3.58 |
| 18 Oct 2026 | 20.2% | 3.6 |
| 17 Oct 2026 | 20.3% | 3.61 |
| 16 Oct 2026 | 20.4% | 3.63 |
| 15 Oct 2026 | 20.5% | 3.64 |