Reservoir · Georgia · United States · USACE CWMS
GW Andrews Lock and Dam
96.4% full
Capacity
22.42 hm³
Volume stored
22 hm³
Coordinates
31.259°N, 85.111°W
Last updated
2026-10-29
Current fill
96.4%vs 7 days ago
-5.9 pplosing
vs 1 year ago
N/A7-day trend
↓falling
Drought context
Drought Monitor at this site · 27 October 2026
Nonenot in a drought category
GW Andrews Lock and Dam's coordinates fall outside every category on the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. Georgia drought figures →
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: 2026-10-29.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 31.259°N, 85.111°W · Open in Google Maps
About GW Andrews Lock and Dam
As of October 29, 2026, GW Andrews Lock and Dam is filled to 96.4% of its total capacity, holding 21.61 hm³ of water out of a maximum 22.42 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has fallen by 5.9 percentage points.
Across the readings we hold for GW Andrews Lock and Dam — 62 data points between March 8, 2022 and October 29, 2026 — the level has ranged from a low of 94.5% (March 8, 2022) to a high of 104.9% (April 4, 2022).
It is operated by USACE primarily for multiple purposes. It is at 31.259°N, 85.111°W.
Key facts
- Current fill level
- 96.4% of total capacity
- Water stored
- 21.61 hm³
- Total capacity
- 22.42 hm³
- 7-day change
- ▼ 5.9 pp
- Primary use
- Multipurpose
- Operator
- USACE
- Coordinates
- 31.259°N, 85.111°W
- Last updated
- October 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Oct 2026 | 96.4% | 21.61 |
| 28 Oct 2026 | 98.2% | 22.02 |
| 27 Oct 2026 | 98.6% | 22.1 |
| 26 Oct 2026 | 98.7% | 22.13 |
| 25 Oct 2026 | 101.5% | 22.76 |
| 24 Oct 2026 | 101.7% | 22.79 |
| 23 Oct 2026 | 102.5% | 22.97 |
| 22 Oct 2026 | 102.3% | 22.93 |
| 21 Oct 2026 | 98.9% | 22.17 |
| 20 Oct 2026 | 100.2% | 22.46 |
| 19 Oct 2026 | 94.8% | 21.25 |
| 18 Oct 2026 | 99.9% | 22.4 |