Reservoir · Nevada · United States · BOR RISE
Lake Mead Hoover Dam and Powerplant
25.0% full
Capacity
34,852.03 hm³
Volume stored
8703 hm³
Coordinates
36.016°N, 114.737°W
Last updated
2026-07-28
Current fill
25.0%vs 7 days ago
0.0%stable
vs 1 year ago
-1.8%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: 2026-07-28.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 36.016, -114.737 · Open in Google Maps
About Lake Mead Hoover Dam and Powerplant
As of July 28, 2026, Lake Mead Hoover Dam and Powerplant is filled to 25.0% of its total capacity, holding roughly 8,703 hm³ of water out of a maximum 34,852 hm³. At this level the reservoir is low.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 1.8 points below its level on the same date a year earlier.
Across the readings we hold for Lake Mead Hoover Dam and Powerplant — 1824 data points between July 31, 2021 and July 28, 2026 — the level has ranged from a low of 24.8% (July 27, 2022) to a high of 34.4% (February 24, 2024). On average the reservoir is fullest around February and at its lowest around July.
It is operated by BOR primarily for multiple purposes. It lies within the Nevada basin at 36.016°N, 114.737°W.
Key facts
- Current fill level
- 25.0%
- Water stored
- 8,703 hm³
- Total capacity
- 34,852 hm³
- 7-day change
- No change
- Year-on-year
- ▼ 1.8 pts
- Primary use
- Multipurpose
- River basin
- Nevada
- Operator
- BOR
- Coordinates
- 36.016°N, 114.737°W
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 25.0% | 8,703 |
| 27 Jul 2026 | 25.0% | 8,706 |
| 26 Jul 2026 | 25.0% | 8,711 |
| 25 Jul 2026 | 25.0% | 8,710 |
| 24 Jul 2026 | 25.0% | 8,715 |
| 23 Jul 2026 | 25.0% | 8,724 |
| 22 Jul 2026 | 25.1% | 8,737 |
| 21 Jul 2026 | 25.1% | 8,742 |
| 20 Jul 2026 | 25.1% | 8,754 |
| 19 Jul 2026 | 25.1% | 8,761 |
| 18 Jul 2026 | 25.2% | 8,772 |
| 17 Jul 2026 | 25.2% | 8,780 |
Frequently asked questions
What is the current water level of Lake Mead Hoover Dam and Powerplant?
As of July 28, 2026, Lake Mead Hoover Dam and Powerplant is at 25.0% of its capacity, holding approximately 8,703 hm³ of water, according to BOR RISE (US Bureau of Reclamation) data.
Is Lake Mead Hoover Dam and Powerplant reservoir full?
No. As of July 28, 2026, Lake Mead Hoover Dam and Powerplant is low at 25.0% of its capacity, so it is not full.
Is the water level at Lake Mead Hoover Dam and Powerplant rising or falling?
The level at Lake Mead Hoover Dam and Powerplant has been broadly stable over the latest week on record (0.0 points).
How much water can Lake Mead Hoover Dam and Powerplant hold?
Lake Mead Hoover Dam and Powerplant has a total capacity of 34,852 hm³.
Where is Lake Mead Hoover Dam and Powerplant reservoir located?
Lake Mead Hoover Dam and Powerplant is located in Nevada, United States, within the Nevada basin (coordinates 36.016°N, 114.737°W).
What is Lake Mead Hoover Dam and Powerplant used for?
Lake Mead Hoover Dam and Powerplant is used primarily for multiple purposes, and is managed by BOR.