Reservoir · Arkansas · United States · USACE CWMS
Degray Lake
88.9% full
Capacity
807.56 hm³
Volume stored
718 hm³
Coordinates
34.215°N, 93.113°W
Last updated
2026-09-17
Current fill
88.9%vs 7 days ago
-0.4%losing
vs 1 year ago
N/A7-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: 2026-09-17.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 34.215, -93.113 · Open in Google Maps
About Degray Lake
As of September 17, 2026, Degray Lake is filled to 88.9% of its total capacity, holding roughly 718 hm³ of water out of a maximum 808 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.4 pts).
Across the readings we hold for Degray Lake — 330 data points between September 18, 2021 and September 17, 2026 — the level has ranged from a low of 78.1% (December 7, 2021) to a high of 100.0% (April 6, 2022). On average the reservoir is fullest around April and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the Arkansas basin at 34.215°N, 93.113°W.
Key facts
- Current fill level
- 88.9%
- Water stored
- 718 hm³
- Total capacity
- 808 hm³
- 7-day change
- ▼ 0.4 pts
- Primary use
- Multipurpose
- River basin
- Arkansas
- Operator
- USACE
- Coordinates
- 34.215°N, 93.113°W
- Last updated
- September 17, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 17 Sep 2026 | 88.9% | 718 |
| 16 Sep 2026 | 89.1% | 719 |
| 15 Sep 2026 | 89.3% | 721 |
| 14 Sep 2026 | 89.5% | 723 |
| 13 Sep 2026 | 89.5% | 723 |
| 12 Sep 2026 | 89.4% | 722 |
| 11 Sep 2026 | 89.4% | 722 |
| 10 Sep 2026 | 89.3% | 721 |
| 9 Sep 2026 | 89.6% | 724 |
| 8 Sep 2026 | 90.0% | 727 |
| 7 Sep 2026 | 90.2% | 729 |
| 6 Sep 2026 | 90.5% | 730 |