Reservoir · Oklahoma · United States · USACE CWMS
RS Kerr LD15
70.3% full
Capacity
648.44 hm³
Volume stored
456 hm³
Coordinates
35.348°N, 94.778°W
Last updated
2026-07-30
Current fill
70.3%vs 7 days ago
+0.6%gaining
vs 1 year ago
-0.5%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. 35.348, -94.778 · Open in Google Maps
About RS Kerr LD15
As of July 30, 2026, RS Kerr LD15 is filled to 70.3% of its total capacity, holding roughly 456 hm³ of water out of a maximum 648 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 (+0.6 pts), and it sits close to where it was a year earlier.
Across the readings we hold for RS Kerr LD15 — 330 data points between July 31, 2021 and July 30, 2026 — the level has ranged from a low of 66.4% (July 18, 2026) to a high of 100.5% (January 1, 2022). On average the reservoir is fullest around September and at its lowest around June.
It is operated by USACE primarily for multiple purposes. It lies within the Oklahoma basin at 35.348°N, 94.778°W.
Key facts
- Current fill level
- 70.3%
- Water stored
- 456 hm³
- Total capacity
- 648 hm³
- 7-day change
- ▲ 0.6 pts
- Year-on-year
- ▼ 0.5 pts
- Primary use
- Multipurpose
- River basin
- Oklahoma
- Operator
- USACE
- Coordinates
- 35.348°N, 94.778°W
- Last updated
- July 30, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 30 Jul 2026 | 70.3% | 456 |
| 29 Jul 2026 | 69.7% | 452 |
| 28 Jul 2026 | 70.1% | 454 |
| 27 Jul 2026 | 70.4% | 456 |
| 26 Jul 2026 | 68.9% | 447 |
| 25 Jul 2026 | 69.5% | 450 |
| 24 Jul 2026 | 69.4% | 450 |
| 23 Jul 2026 | 69.5% | 451 |
| 22 Jul 2026 | 70.2% | 455 |
| 21 Jul 2026 | 69.1% | 448 |
| 20 Jul 2026 | 70.1% | 454 |
| 19 Jul 2026 | 66.6% | 432 |
Frequently asked questions
What is the current water level of RS Kerr LD15?
As of July 30, 2026, RS Kerr LD15 is at 70.3% of its capacity, holding approximately 456 hm³ of water, according to USACE CWMS (US Army Corps of Engineers) data.
Is RS Kerr LD15 reservoir full?
No. As of July 30, 2026, RS Kerr LD15 is within its normal operating range at 70.3% of its capacity, so it is not full.
Is the water level at RS Kerr LD15 rising or falling?
The level at RS Kerr LD15 has been broadly stable over the latest week on record (+0.6 points).
How much water can RS Kerr LD15 hold?
RS Kerr LD15 has a total capacity of 648 hm³.
Where is RS Kerr LD15 reservoir located?
RS Kerr LD15 is located in Oklahoma, United States, within the Oklahoma basin (coordinates 35.348°N, 94.778°W).
What is RS Kerr LD15 used for?
RS Kerr LD15 is used primarily for multiple purposes, and is managed by USACE.