Reservoir · California · United States · CDEC
TERMINUS DAM
11.5% full
Capacity
230.01 hm³
Volume stored
27 hm³
Coordinates
36.415°N, 119.002°W
Last updated
2026-09-17
Current fill
11.5%vs 7 days ago
-0.5%losing
vs 1 year ago
+3.8%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: 2026-09-17.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 36.415, -119.002 · Open in Google Maps
About TERMINUS DAM
As of September 17, 2026, TERMINUS DAM is filled to 11.5% of its total capacity, holding roughly 27 hm³ of water out of a maximum 230 hm³. At this level the reservoir is critically low.
Over the most recent week on record the fill level has held broadly steady (-0.5 pts), and it is 3.8 points above its level on the same date a year earlier.
Across the readings we hold for TERMINUS DAM — 1822 data points between September 19, 2021 and September 17, 2026 — the level has ranged from a low of 5.6% (October 29, 2022) to a high of 100.0% (March 16, 2023). On average the reservoir is fullest around June and at its lowest around October.
It is operated by CDEC primarily for multiple purposes. It lies within the California basin at 36.415°N, 119.002°W.
Key facts
- Current fill level
- 11.5%
- Water stored
- 27 hm³
- Total capacity
- 230 hm³
- 7-day change
- ▼ 0.5 pts
- Year-on-year
- ▲ 3.8 pts
- Primary use
- Multipurpose
- River basin
- California
- Operator
- CDEC
- Coordinates
- 36.415°N, 119.002°W
- Last updated
- September 17, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 17 Sep 2026 | 11.5% | 27 |
| 16 Sep 2026 | 11.6% | 27 |
| 15 Sep 2026 | 11.7% | 27 |
| 14 Sep 2026 | 11.7% | 27 |
| 13 Sep 2026 | 11.9% | 27 |
| 12 Sep 2026 | 11.9% | 27 |
| 11 Sep 2026 | 11.9% | 27 |
| 10 Sep 2026 | 12.0% | 28 |
| 9 Sep 2026 | 12.1% | 28 |
| 8 Sep 2026 | 12.2% | 28 |
| 7 Sep 2026 | 12.2% | 28 |
| 6 Sep 2026 | 12.2% | 28 |