Reservoir · California · United States · CDEC
ANT
92.6% full
Capacity
27.83 hm³
Volume stored
26 hm³
Coordinates
40.180°N, 120.607°W
Last updated
2026-07-07
Current fill
92.6%vs 7 days ago
-0.2%losing
vs 1 year ago
-7.3%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: 2026-07-07.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 40.180, -120.607 · Open in Google Maps
About ANT
As of July 7, 2026, ANT is filled to 92.6% of its total capacity, holding roughly 26 hm³ of water out of a maximum 28 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.2 pts), and it is 7.3 points below its level on the same date a year earlier.
Across the readings we hold for ANT — 1822 data points between July 10, 2021 and July 7, 2026 — the level has ranged from a low of 59.3% (October 20, 2021) to a high of 105.0% (April 11, 2023). On average the reservoir is fullest around April and at its lowest around November.
It is operated by CDEC primarily for multiple purposes. It lies within the California basin at 40.180°N, 120.607°W.
Key facts
- Current fill level
- 92.6%
- Water stored
- 26 hm³
- Total capacity
- 28 hm³
- 7-day change
- ▼ 0.2 pts
- Year-on-year
- ▼ 7.3 pts
- Primary use
- Multipurpose
- River basin
- California
- Operator
- CDEC
- Coordinates
- 40.180°N, 120.607°W
- Last updated
- July 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Jul 2026 | 92.6% | 26 |
| 6 Jul 2026 | 92.8% | 26 |
| 5 Jul 2026 | 93.0% | 26 |
| 4 Jul 2026 | 93.1% | 26 |
| 3 Jul 2026 | 93.2% | 26 |
| 2 Jul 2026 | 93.4% | 26 |
| 1 Jul 2026 | 93.5% | 26 |
| 30 Jun 2026 | 93.7% | 26 |
| 29 Jun 2026 | 93.9% | 26 |
| 28 Jun 2026 | 94.0% | 26 |
| 27 Jun 2026 | 94.2% | 26 |
| 26 Jun 2026 | 94.4% | 26 |
Frequently asked questions
What is the current water level of ANT?
As of July 7, 2026, ANT is at 92.6% of its capacity, holding approximately 26 hm³ of water, according to CDEC (CA DWR) data.
Is ANT reservoir full?
No. As of July 7, 2026, ANT is high at 92.6% of its capacity, so it is not full.
Is the water level at ANT rising or falling?
The level at ANT has been broadly stable over the latest week on record (-0.2 points).
How much water can ANT hold?
ANT has a total capacity of 28 hm³.
Where is ANT reservoir located?
ANT is located in California, United States, within the California basin (coordinates 40.180°N, 120.607°W).
What is ANT used for?
ANT is used primarily for multiple purposes, and is managed by CDEC.