Reservoir · Kansas · United States · USACE CWMS
El Dorado Lake
88.2% full
Capacity
199.74 hm³
Volume stored
176 hm³
Coordinates
37.846°N, 96.822°W
Last updated
2026-09-11
Current fill
88.2%vs 7 days ago
-0.4%losing
vs 1 year ago
N/A7-day trend
→stable
Data source: USACE CWMS — US Army Corps of Engineers — 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: 2026-09-11.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 37.846, -96.822 · Open in Google Maps
About El Dorado Lake
As of September 11, 2026, El Dorado Lake is filled to 88.2% of its total capacity, holding roughly 176 hm³ of water out of a maximum 200 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.4 pts).
Across the readings we hold for El Dorado Lake — 329 data points between September 12, 2021 and September 11, 2026 — the level has ranged from a low of 88.0% (September 8, 2026) to a high of 102.8% (March 30, 2022). On average the reservoir is fullest around April and at its lowest around August.
It is operated by USACE primarily for multiple purposes. It lies within the Kansas basin at 37.846°N, 96.822°W.
Key facts
- Current fill level
- 88.2%
- Water stored
- 176 hm³
- Total capacity
- 200 hm³
- 7-day change
- ▼ 0.4 pts
- Primary use
- Multipurpose
- River basin
- Kansas
- Operator
- USACE
- Coordinates
- 37.846°N, 96.822°W
- Last updated
- September 11, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 11 Sep 2026 | 88.2% | 176 |
| 10 Sep 2026 | 88.3% | 176 |
| 9 Sep 2026 | 88.0% | 176 |
| 8 Sep 2026 | 88.0% | 176 |
| 7 Sep 2026 | 88.2% | 176 |
| 6 Sep 2026 | 88.4% | 177 |
| 5 Sep 2026 | 88.5% | 177 |
| 4 Sep 2026 | 88.6% | 177 |
| 3 Sep 2026 | 88.7% | 177 |
| 2 Sep 2026 | 88.9% | 178 |
| 1 Sep 2026 | 89.1% | 178 |
| 31 Aug 2026 | 89.2% | 178 |