Reservoir · Kansas · United States · USACE CWMS
El Dorado Lake
92.9% full
Capacity
199.74 hm³
Volume stored
186 hm³
Coordinates
37.846°N, 96.822°W
Last updated
2026-07-30
Current fill
92.9%vs 7 days ago
-0.1%losing
vs 1 year ago
+0.1%year-over-year
7-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: 2026-07-30.
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 July 30, 2026, El Dorado Lake is filled to 92.9% of its total capacity, holding roughly 186 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 (-0.1 pts), and it sits close to where it was a year earlier.
Across the readings we hold for El Dorado Lake — 329 data points between July 31, 2021 and July 30, 2026 — the level has ranged from a low of 91.2% (May 17, 2026) to a high of 105.0% (September 5, 2021). On average the reservoir is fullest around September and at its lowest around May.
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
- 92.9%
- Water stored
- 186 hm³
- Total capacity
- 200 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▲ 0.1 pts
- Primary use
- Multipurpose
- River basin
- Kansas
- Operator
- USACE
- Coordinates
- 37.846°N, 96.822°W
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 92.9% | 186 |
| 29 Jul 2026 | 93.0% | 186 |
| 28 Jul 2026 | 93.1% | 186 |
| 27 Jul 2026 | 93.1% | 186 |
| 26 Jul 2026 | 93.2% | 186 |
| 25 Jul 2026 | 93.4% | 186 |
| 24 Jul 2026 | 93.4% | 187 |
| 23 Jul 2026 | 93.5% | 187 |
| 22 Jul 2026 | 93.2% | 186 |
| 21 Jul 2026 | 93.4% | 186 |
| 20 Jul 2026 | 93.4% | 186 |
| 19 Jul 2026 | 93.5% | 187 |
Frequently asked questions
What is the current water level of El Dorado Lake?
As of July 30, 2026, El Dorado Lake is at 92.9% of its capacity, holding approximately 186 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is El Dorado Lake reservoir full?
No. As of July 30, 2026, El Dorado Lake is high at 92.9% of its capacity, so it is not full.
Is the water level at El Dorado Lake rising or falling?
The level at El Dorado Lake has been broadly stable over the latest week on record (-0.1 points).
How much water can El Dorado Lake hold?
El Dorado Lake has a total capacity of 200 hm³.
Where is El Dorado Lake reservoir located?
El Dorado Lake is located in Kansas, United States, within the Kansas basin (coordinates 37.846°N, 96.822°W).
What is El Dorado Lake used for?
El Dorado Lake is used primarily for multiple purposes, and is managed by USACE.