Reservoir · Oklahoma · United States · USACE CWMS
Sardis Lake
89.0% full
Capacity
338.38 hm³
Volume stored
301 hm³
Vs month average
99% of normal
Coordinates
34.628°N, 95.350°W
Last updated
2026-10-29
Current fill
89.0%vs 7 days ago
-0.4 pplosing
vs 1 year ago
N/A7-day trend
→stable
Drought context
Storage vs October average
99%of normal
89.0% full on 2026-10-29, against an average of 90.1% for October across 2 years of readings (-1.1 points).
Drought Monitor at this site · 27 October 2026
D1moderate drought
The ground at Sardis Lake's coordinates falls inside the D1 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. Oklahoma 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. 34.628°N, 95.350°W · Open in Google Maps
About Sardis Lake
As of October 29, 2026, Sardis Lake is filled to 89.0% of its total capacity, holding 301.2 hm³ of water out of a maximum 338.38 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.4 pp).
Across the readings we hold for Sardis Lake — 327 data points between October 30, 2021 and October 29, 2026 — the level has ranged from a low of 88.7% (September 30, 2026) to a high of 104.3% (February 28, 2022). On average the reservoir is fullest around March and at its lowest around October.
It is operated by USACE primarily for multiple purposes. It is at 34.628°N, 95.350°W.
Key facts
- Current fill level
- 89.0% of total capacity
- Water stored
- 301.2 hm³
- Total capacity
- 338.38 hm³
- 7-day change
- ▼ 0.4 pp
- Primary use
- Multipurpose
- Operator
- USACE
- Coordinates
- 34.628°N, 95.350°W
- Last updated
- October 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Oct 2026 | 89.0% | 301.2 |
| 28 Oct 2026 | 89.1% | 301.36 |
| 27 Oct 2026 | 89.1% | 301.52 |
| 26 Oct 2026 | 89.2% | 301.85 |
| 25 Oct 2026 | 89.3% | 302.01 |
| 24 Oct 2026 | 89.3% | 302.17 |
| 23 Oct 2026 | 89.3% | 302.33 |
| 22 Oct 2026 | 89.4% | 302.49 |
| 21 Oct 2026 | 89.4% | 302.65 |
| 20 Oct 2026 | 89.4% | 302.65 |
| 19 Oct 2026 | 89.5% | 302.97 |
| 18 Oct 2026 | 89.6% | 303.29 |