Reservoir · Oklahoma · United States · USACE CWMS
Arbuckle Lake
69.0% full
Capacity
134.25 hm³
Volume stored
93 hm³
Coordinates
34.444°N, 97.030°W
Last updated
2026-06-11
Current fill
69.0%vs 7 days ago
-0.1%losing
vs 1 year ago
-0.7%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. 34.444, -97.030 · Open in Google Maps
About Arbuckle Lake
As of June 11, 2026, Arbuckle Lake is filled to 69.0% of its total capacity, holding roughly 93 hm³ of water out of a maximum 134 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 sits close to where it was a year earlier.
Across the readings we hold for Arbuckle Lake — 329 data points between June 13, 2021 and June 11, 2026 — the level has ranged from a low of 63.2% (December 13, 2021) to a high of 70.5% (April 29, 2026). On average the reservoir is fullest around May and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the Oklahoma basin at 34.444°N, 97.030°W.
Key facts
- Current fill level
- 69.0%
- Water stored
- 93 hm³
- Total capacity
- 134 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 0.7 pts
- Primary use
- Multipurpose
- River basin
- Oklahoma
- Operator
- USACE
- Coordinates
- 34.444°N, 97.030°W
- Last updated
- June 11, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 11 Jun 2026 | 69.0% | 93 |
| 10 Jun 2026 | 69.1% | 93 |
| 9 Jun 2026 | 69.2% | 93 |
| 8 Jun 2026 | 69.2% | 93 |
| 7 Jun 2026 | 69.2% | 93 |
| 6 Jun 2026 | 69.1% | 93 |
| 5 Jun 2026 | 69.1% | 93 |
| 4 Jun 2026 | 69.2% | 93 |
| 3 Jun 2026 | 69.2% | 93 |
| 2 Jun 2026 | 69.3% | 93 |
| 1 Jun 2026 | 69.4% | 93 |
| 31 May 2026 | 69.4% | 93 |
Frequently asked questions
What is the current water level of Arbuckle Lake?
As of June 11, 2026, Arbuckle Lake is at 69.0% of its capacity, holding approximately 93 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Arbuckle Lake reservoir full?
No. As of June 11, 2026, Arbuckle Lake is within its normal operating range at 69.0% of its capacity, so it is not full.
Is the water level at Arbuckle Lake rising or falling?
The level at Arbuckle Lake has been broadly stable over the latest week on record (-0.1 points).
How much water can Arbuckle Lake hold?
Arbuckle Lake has a total capacity of 134 hm³.
Where is Arbuckle Lake reservoir located?
Arbuckle Lake is located in Oklahoma, United States, within the Oklahoma basin (coordinates 34.444°N, 97.030°W).
What is Arbuckle Lake used for?
Arbuckle Lake is used primarily for multiple purposes, and is managed by USACE.