Reservoir · Oklahoma · United States · USACE CWMS
Broken Bow Lake
99.5% full
Capacity
1,132.42 hm³
Volume stored
1126 hm³
Coordinates
34.143°N, 94.694°W
Last updated
2026-07-30
Current fill
99.5%vs 7 days ago
0.0%stable
vs 1 year ago
-1.7%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: 2026-07-30.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 34.143, -94.694 · Open in Google Maps
About Broken Bow Lake
As of July 30, 2026, Broken Bow Lake is filled to 99.5% of its total capacity, holding roughly 1,126 hm³ of water out of a maximum 1,132 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 1.7 points below its level on the same date a year earlier.
Across the readings we hold for Broken Bow Lake — 330 data points between July 31, 2021 and July 30, 2026 — the level has ranged from a low of 83.8% (December 17, 2021) to a high of 105.0% (June 15, 2026). On average the reservoir is fullest around June and at its lowest around December.
It is operated by USACE primarily for multiple purposes. It lies within the Oklahoma basin at 34.143°N, 94.694°W.
Key facts
- Current fill level
- 99.5%
- Water stored
- 1,126 hm³
- Total capacity
- 1,132 hm³
- 7-day change
- No change
- Year-on-year
- ▼ 1.7 pts
- Primary use
- Multipurpose
- River basin
- Oklahoma
- Operator
- USACE
- Coordinates
- 34.143°N, 94.694°W
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 99.5% | 1,126 |
| 29 Jul 2026 | 99.5% | 1,127 |
| 28 Jul 2026 | 99.9% | 1,131 |
| 27 Jul 2026 | 100.2% | 1,135 |
| 26 Jul 2026 | 100.6% | 1,139 |
| 25 Jul 2026 | 100.8% | 1,142 |
| 24 Jul 2026 | 101.1% | 1,145 |
| 23 Jul 2026 | 101.1% | 1,145 |
| 22 Jul 2026 | 101.2% | 1,146 |
| 21 Jul 2026 | 101.5% | 1,149 |
| 20 Jul 2026 | 101.9% | 1,154 |
| 19 Jul 2026 | 102.1% | 1,156 |
Frequently asked questions
What is the current water level of Broken Bow Lake?
As of July 30, 2026, Broken Bow Lake is at 99.5% of its capacity, holding approximately 1,126 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Broken Bow Lake reservoir full?
Broken Bow Lake is essentially full, sitting at 99.5% of capacity as of July 30, 2026.
Is the water level at Broken Bow Lake rising or falling?
The level at Broken Bow Lake has been broadly stable over the latest week on record (0.0 points).
How much water can Broken Bow Lake hold?
Broken Bow Lake has a total capacity of 1,132 hm³.
Where is Broken Bow Lake reservoir located?
Broken Bow Lake is located in Oklahoma, United States, within the Oklahoma basin (coordinates 34.143°N, 94.694°W).
What is Broken Bow Lake used for?
Broken Bow Lake is used primarily for multiple purposes, and is managed by USACE.