Reservoir · California · United States · CDEC
FOL
83.2% full
Capacity
1,205.06 hm³
Volume stored
1002 hm³
Coordinates
38.683°N, 121.183°W
Last updated
2026-07-08
Current fill
83.2%vs 7 days ago
-0.6%losing
vs 1 year ago
-14.1%year-over-year
7-day trend
→stable
Data source: CDEC — California Dept of Water Resources — 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: 2026-07-08.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 38.683, -121.183 · Open in Google Maps
About FOL
As of July 8, 2026, FOL is filled to 83.2% of its total capacity, holding roughly 1,002 hm³ of water out of a maximum 1,205 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.6 pts), and it is 14.1 points below its level on the same date a year earlier.
Across the readings we hold for FOL — 1825 data points between July 10, 2021 and July 8, 2026 — the level has ranged from a low of 21.9% (October 21, 2021) to a high of 98.2% (May 12, 2026). On average the reservoir is fullest around June and at its lowest around November.
It is operated by CDEC primarily for multiple purposes. It lies within the California basin at 38.683°N, 121.183°W.
Key facts
- Current fill level
- 83.2%
- Water stored
- 1,002 hm³
- Total capacity
- 1,205 hm³
- 7-day change
- ▼ 0.6 pts
- Year-on-year
- ▼ 14.1 pts
- Primary use
- Multipurpose
- River basin
- California
- Operator
- CDEC
- Coordinates
- 38.683°N, 121.183°W
- Last updated
- July 8, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 8 Jul 2026 | 83.2% | 1,002 |
| 7 Jul 2026 | 83.8% | 1,010 |
| 6 Jul 2026 | 84.5% | 1,018 |
| 5 Jul 2026 | 85.1% | 1,026 |
| 4 Jul 2026 | 85.7% | 1,033 |
| 3 Jul 2026 | 86.3% | 1,040 |
| 2 Jul 2026 | 87.0% | 1,049 |
| 1 Jul 2026 | 87.7% | 1,056 |
| 30 Jun 2026 | 88.4% | 1,065 |
| 29 Jun 2026 | 89.0% | 1,073 |
| 28 Jun 2026 | 89.7% | 1,081 |
| 27 Jun 2026 | 90.3% | 1,089 |
Frequently asked questions
What is the current water level of FOL?
As of July 8, 2026, FOL is at 83.2% of its capacity, holding approximately 1,002 hm³ of water, according to CDEC (CA DWR) data.
Is FOL reservoir full?
No. As of July 8, 2026, FOL is high at 83.2% of its capacity, so it is not full.
Is the water level at FOL rising or falling?
The level at FOL has been broadly stable over the latest week on record (-0.6 points).
How much water can FOL hold?
FOL has a total capacity of 1,205 hm³.
Where is FOL reservoir located?
FOL is located in California, United States, within the California basin (coordinates 38.683°N, 121.183°W).
What is FOL used for?
FOL is used primarily for multiple purposes, and is managed by CDEC.