Reservoir · Kansas · United States · USGS NWIS
Cedar Bluff Reservoir
30.1% full
Capacity
228.31 hm³
Volume stored
69 hm³
Coordinates
38.789°N, 99.721°W
Last updated
2026-08-12
Current fill
30.1%vs 7 days ago
-0.2%losing
vs 1 year ago
-2.8%year-over-year
7-day trend
→stable
Data source: USGS National Water Information System (NWIS) — 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: 2026-08-12.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 38.789, -99.721 · Open in Google Maps
About Cedar Bluff Reservoir
As of August 12, 2026, Cedar Bluff Reservoir is filled to 30.1% of its total capacity, holding roughly 69 hm³ of water out of a maximum 228 hm³. At this level the reservoir is low.
Over the most recent week on record the fill level has held broadly steady (-0.2 pts), and it is 2.8 points below its level on the same date a year earlier.
Across the readings we hold for Cedar Bluff Reservoir — 1094 data points between August 15, 2023 and August 12, 2026 — the level has ranged from a low of 30.1% (August 11, 2026) to a high of 42.3% (August 15, 2023). On average the reservoir is fullest around September and at its lowest around July.
It is operated by USGS primarily for multiple purposes. It lies within the Kansas basin at 38.789°N, 99.721°W.
Key facts
- Current fill level
- 30.1%
- Water stored
- 69 hm³
- Total capacity
- 228 hm³
- 7-day change
- ▼ 0.2 pts
- Year-on-year
- ▼ 2.8 pts
- Primary use
- Multipurpose
- River basin
- Kansas
- Operator
- USGS
- Coordinates
- 38.789°N, 99.721°W
- Last updated
- August 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Aug 2026 | 30.1% | 69 |
| 11 Aug 2026 | 30.1% | 69 |
| 10 Aug 2026 | 30.2% | 69 |
| 9 Aug 2026 | 30.2% | 69 |
| 8 Aug 2026 | 30.2% | 69 |
| 7 Aug 2026 | 30.3% | 69 |
| 6 Aug 2026 | 30.3% | 69 |
| 5 Aug 2026 | 30.3% | 69 |
| 4 Aug 2026 | 30.4% | 69 |
| 3 Aug 2026 | 30.4% | 69 |
| 2 Aug 2026 | 30.5% | 70 |
| 1 Aug 2026 | 30.5% | 70 |
Frequently asked questions
What is the current water level of Cedar Bluff Reservoir?
As of August 12, 2026, Cedar Bluff Reservoir is at 30.1% of its capacity, holding approximately 69 hm³ of water, according to USGS NWIS data.
Is Cedar Bluff Reservoir reservoir full?
No. As of August 12, 2026, Cedar Bluff Reservoir is low at 30.1% of its capacity, so it is not full.
Is the water level at Cedar Bluff Reservoir rising or falling?
The level at Cedar Bluff Reservoir has been broadly stable over the latest week on record (-0.2 points).
How much water can Cedar Bluff Reservoir hold?
Cedar Bluff Reservoir has a total capacity of 228 hm³.
Where is Cedar Bluff Reservoir reservoir located?
Cedar Bluff Reservoir is located in Kansas, United States, within the Kansas basin (coordinates 38.789°N, 99.721°W).
What is Cedar Bluff Reservoir used for?
Cedar Bluff Reservoir is used primarily for multiple purposes, and is managed by USGS.