Reservoir · Oklahoma · United States · USACE CWMS
Canton Lake
93.8% full
Capacity
137.3 hm³
Volume stored
129 hm³
Coordinates
36.084°N, 98.601°W
Last updated
2026-07-30
Current fill
93.8%vs 7 days ago
-0.1%losing
vs 1 year ago
-5.9%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. 36.084, -98.601 · Open in Google Maps
About Canton Lake
As of July 30, 2026, Canton Lake is filled to 93.8% of its total capacity, holding roughly 129 hm³ of water out of a maximum 137 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.1 pts), and it is 5.9 points below its level on the same date a year earlier.
Across the readings we hold for Canton Lake — 329 data points between July 31, 2021 and July 30, 2026 — the level has ranged from a low of 92.2% (November 23, 2021) to a high of 101.6% (April 18, 2026). On average the reservoir is fullest around April and at its lowest around November.
It is operated by USACE primarily for multiple purposes. It lies within the Oklahoma basin at 36.084°N, 98.601°W.
Key facts
- Current fill level
- 93.8%
- Water stored
- 129 hm³
- Total capacity
- 137 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 5.9 pts
- Primary use
- Multipurpose
- River basin
- Oklahoma
- Operator
- USACE
- Coordinates
- 36.084°N, 98.601°W
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 93.8% | 129 |
| 29 Jul 2026 | 93.9% | 129 |
| 28 Jul 2026 | 94.1% | 129 |
| 27 Jul 2026 | 94.2% | 129 |
| 26 Jul 2026 | 94.4% | 130 |
| 25 Jul 2026 | 94.6% | 130 |
| 24 Jul 2026 | 94.7% | 130 |
| 23 Jul 2026 | 94.5% | 130 |
| 22 Jul 2026 | 94.8% | 130 |
| 21 Jul 2026 | 95.0% | 130 |
| 20 Jul 2026 | 95.2% | 131 |
| 19 Jul 2026 | 95.3% | 131 |
Frequently asked questions
What is the current water level of Canton Lake?
As of July 30, 2026, Canton Lake is at 93.8% of its capacity, holding approximately 129 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is Canton Lake reservoir full?
No. As of July 30, 2026, Canton Lake is high at 93.8% of its capacity, so it is not full.
Is the water level at Canton Lake rising or falling?
The level at Canton Lake has been broadly stable over the latest week on record (-0.1 points).
How much water can Canton Lake hold?
Canton Lake has a total capacity of 137 hm³.
Where is Canton Lake reservoir located?
Canton Lake is located in Oklahoma, United States, within the Oklahoma basin (coordinates 36.084°N, 98.601°W).
What is Canton Lake used for?
Canton Lake is used primarily for multiple purposes, and is managed by USACE.