Reservoir · Nevada · United States · BOR RISE
Lake Mead
Lake Mead Hoover Dam and Powerplant
24.4% full
Capacity
34,852.03 hm³
Volume stored
8511 hm³
Coordinates
36.016°N, 114.737°W
Last updated
2026-09-09
Current fill
24.4%vs 7 days ago
0.0%stable
vs 1 year ago
-4.5%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: 2026-09-09.
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
As of September 9, 2026, Lake Mead is filled to 24.4% of its total capacity, holding roughly 8,511 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 4.5 points below its level on the same date a year earlier.
Across the readings we hold for Lake Mead — 1824 data points between September 12, 2021 and September 9, 2026 — the level has ranged from a low of 24.4% (August 27, 2026) 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
- 24.4%
- Water stored
- 8,511 hm³
- Total capacity
- 34,852 hm³
- 7-day change
- No change
- Year-on-year
- ▼ 4.5 pts
- Primary use
- Multipurpose
- River basin
- Nevada
- Operator
- BOR
- Coordinates
- 36.016°N, 114.737°W
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 24.4% | 8,511 |
| 8 Sep 2026 | 24.4% | 8,516 |
| 7 Sep 2026 | 24.4% | 8,516 |
| 6 Sep 2026 | 24.4% | 8,516 |
| 5 Sep 2026 | 24.4% | 8,517 |
| 4 Sep 2026 | 24.4% | 8,513 |
| 3 Sep 2026 | 24.4% | 8,510 |
| 2 Sep 2026 | 24.4% | 8,508 |
| 1 Sep 2026 | 24.4% | 8,507 |
| 31 Aug 2026 | 24.4% | 8,508 |
| 30 Aug 2026 | 24.4% | 8,511 |
| 29 Aug 2026 | 24.4% | 8,511 |