Reservoir · California · United States · CDEC
SUCCESS DAM
70.2% full
Capacity
119.01 hm³
Volume stored
84 hm³
Coordinates
36.057°N, 118.924°W
Last updated
2026-06-11
Current fill
70.2%vs 7 days ago
0.0%stable
vs 1 year ago
+9.3%year-over-year
7-day trend
→stable
Data source: CDEC — California Dept of Water Resources — daily reservoir storage volume. Design capacity is unavailable for this site, so fill % is estimated against the 5-year maximum storage and may overstate fullness. Last reading: 2026-06-11.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 36.057, -118.924 · Open in Google Maps
About SUCCESS DAM
As of June 11, 2026, SUCCESS DAM is filled to 70.2% of its total capacity, holding roughly 84 hm³ of water out of a maximum 119 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 (+0.0 pts), and it is 9.3 points above its level on the same date a year earlier.
Across the readings we hold for SUCCESS DAM — 1823 data points between June 13, 2021 and June 11, 2026 — the level has ranged from a low of 5.1% (October 23, 2022) to a high of 100.0% (March 15, 2023). On average the reservoir is fullest around May and at its lowest around November.
It is operated by CDEC primarily for multiple purposes. It lies within the California basin at 36.057°N, 118.924°W.
Key facts
- Current fill level
- 70.2%
- Water stored
- 84 hm³
- Total capacity
- 119 hm³
- 7-day change
- No change
- Year-on-year
- ▲ 9.3 pts
- Primary use
- Multipurpose
- River basin
- California
- Operator
- CDEC
- Coordinates
- 36.057°N, 118.924°W
- Last updated
- June 11, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 11 Jun 2026 | 70.2% | 84 |
| 10 Jun 2026 | 70.2% | 83 |
| 9 Jun 2026 | 70.1% | 83 |
| 8 Jun 2026 | 70.1% | 83 |
| 7 Jun 2026 | 70.1% | 83 |
| 6 Jun 2026 | 70.1% | 83 |
| 5 Jun 2026 | 70.0% | 83 |
| 4 Jun 2026 | 70.0% | 83 |
| 3 Jun 2026 | 69.9% | 83 |
| 2 Jun 2026 | 69.9% | 83 |
| 1 Jun 2026 | 69.8% | 83 |
| 31 May 2026 | 69.7% | 83 |
Frequently asked questions
What is the current water level of SUCCESS DAM?
As of June 11, 2026, SUCCESS DAM is at 70.2% of its capacity, holding approximately 84 hm³ of water, according to CDEC (CA DWR) data.
Is SUCCESS DAM reservoir full?
No. As of June 11, 2026, SUCCESS DAM is within its normal operating range at 70.2% of its capacity, so it is not full.
Is the water level at SUCCESS DAM rising or falling?
The level at SUCCESS DAM has been broadly stable over the latest week on record (0.0 points).
How much water can SUCCESS DAM hold?
SUCCESS DAM has a total capacity of 119 hm³.
Where is SUCCESS DAM reservoir located?
SUCCESS DAM is located in California, United States, within the California basin (coordinates 36.057°N, 118.924°W).
What is SUCCESS DAM used for?
SUCCESS DAM is used primarily for multiple purposes, and is managed by CDEC.