Reservoir · California · United States · CDEC
HELL HOLE (PCWA)
94.3% full
Capacity
255.33 hm³
Volume stored
241 hm³
Coordinates
39.058°N, 120.407°W
Last updated
2026-06-10
Current fill
94.3%vs 7 days ago
-0.1%losing
vs 1 year ago
-6.2%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: 2026-06-10.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.058, -120.407 · Open in Google Maps
About HELL HOLE (PCWA)
As of June 10, 2026, HELL HOLE (PCWA) is filled to 94.3% of its total capacity, holding roughly 241 hm³ of water out of a maximum 255 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 6.2 points below its level on the same date a year earlier.
Across the readings we hold for HELL HOLE (PCWA) — 1822 data points between June 13, 2021 and June 10, 2026 — the level has ranged from a low of 26.4% (October 16, 2021) to a high of 101.3% (May 21, 2023). On average the reservoir is fullest around June and at its lowest around December.
It is operated by CDEC primarily for multiple purposes. It lies within the California basin at 39.058°N, 120.407°W.
Key facts
- Current fill level
- 94.3%
- Water stored
- 241 hm³
- Total capacity
- 255 hm³
- 7-day change
- ▼ 0.1 pts
- Year-on-year
- ▼ 6.2 pts
- Primary use
- Multipurpose
- River basin
- California
- Operator
- CDEC
- Coordinates
- 39.058°N, 120.407°W
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Jun 2026 | 94.3% | 241 |
| 9 Jun 2026 | 94.4% | 241 |
| 8 Jun 2026 | 94.6% | 241 |
| 7 Jun 2026 | 94.7% | 242 |
| 6 Jun 2026 | 94.9% | 242 |
| 5 Jun 2026 | 95.0% | 243 |
| 4 Jun 2026 | 95.2% | 243 |
| 3 Jun 2026 | 95.3% | 243 |
| 2 Jun 2026 | 95.2% | 243 |
| 1 Jun 2026 | 95.2% | 243 |
| 31 May 2026 | 95.2% | 243 |
| 30 May 2026 | 95.2% | 243 |
Frequently asked questions
What is the current water level of HELL HOLE (PCWA)?
As of June 10, 2026, HELL HOLE (PCWA) is at 94.3% of its capacity, holding approximately 241 hm³ of water, according to CDEC (CA DWR) data.
Is HELL HOLE (PCWA) reservoir full?
No. As of June 10, 2026, HELL HOLE (PCWA) is high at 94.3% of its capacity, so it is not full.
Is the water level at HELL HOLE (PCWA) rising or falling?
The level at HELL HOLE (PCWA) has been broadly stable over the latest week on record (-0.1 points).
How much water can HELL HOLE (PCWA) hold?
HELL HOLE (PCWA) has a total capacity of 255 hm³.
Where is HELL HOLE (PCWA) reservoir located?
HELL HOLE (PCWA) is located in California, United States, within the California basin (coordinates 39.058°N, 120.407°W).
What is HELL HOLE (PCWA) used for?
HELL HOLE (PCWA) is used primarily for multiple purposes, and is managed by CDEC.