Reservoir · Mississippi · United States · USACE CWMS
Grenada Lake
47.4% full
Capacity
990.49 hm³
Volume stored
470 hm³
Coordinates
33.809°N, 89.771°W
Last updated
2026-06-11
Current fill
47.4%vs 7 days ago
-0.1%losing
vs 1 year ago
+16.2%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: 2026-06-11.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 33.809, -89.771 · Open in Google Maps
About Grenada Lake
As of June 11, 2026, Grenada Lake is filled to 47.4% of its total capacity, holding roughly 470 hm³ of water out of a maximum 990 hm³. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it is 16.2 points above its level on the same date a year earlier.
Across the readings we hold for Grenada Lake — 329 data points between June 13, 2021 and June 11, 2026 — the level has ranged from a low of 10.9% (December 20, 2021) to a high of 105.0% (June 13, 2021). On average the reservoir is fullest around July and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the Mississippi basin at 33.809°N, 89.771°W.
Key facts
- Current fill level
- 47.4%
- Water stored
- 470 hm³
- Total capacity
- 990 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▲ 16.2 pts
- Primary use
- Multipurpose
- River basin
- Mississippi
- Operator
- USACE
- Coordinates
- 33.809°N, 89.771°W
- Last updated
- June 11, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 11 Jun 2026 | 47.4% | 470 |
| 10 Jun 2026 | 47.5% | 471 |
| 9 Jun 2026 | 47.5% | 471 |
| 8 Jun 2026 | 47.5% | 471 |
| 7 Jun 2026 | 47.5% | 471 |
| 6 Jun 2026 | 47.4% | 470 |
| 5 Jun 2026 | 47.4% | 470 |
| 4 Jun 2026 | 47.5% | 471 |
| 3 Jun 2026 | 47.5% | 471 |
| 2 Jun 2026 | 47.5% | 471 |
| 1 Jun 2026 | 47.1% | 467 |
| 31 May 2026 | 46.9% | 465 |
Frequently asked questions
What is the current water level of Grenada Lake?
As of June 11, 2026, Grenada Lake is at 47.4% of its capacity, holding approximately 470 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Grenada Lake reservoir full?
No. As of June 11, 2026, Grenada Lake is within its normal operating range at 47.4% of its capacity, so it is not full.
Is the water level at Grenada Lake rising or falling?
The level at Grenada Lake has been broadly stable over the latest week on record (-0.1 points).
How much water can Grenada Lake hold?
Grenada Lake has a total capacity of 990 hm³.
Where is Grenada Lake reservoir located?
Grenada Lake is located in Mississippi, United States, within the Mississippi basin (coordinates 33.809°N, 89.771°W).
What is Grenada Lake used for?
Grenada Lake is used primarily for multiple purposes, and is managed by USACE.