Reservoir · California · United States · CDEC
SHASTA DAM
52.5% full
Capacity
5,614.92 hm³
Volume stored
2947 hm³
Vs month average
103% of normal
Coordinates
40.718°N, 122.420°W
Last updated
2026-10-12
Current fill
52.5%vs 7 days ago
-0.7%losing
vs 1 year ago
-5.3%year-over-year
7-day trend
→stable
Drought context
Storage vs October average
103%of normal
52.5% full on 2026-10-12, against an average of 50.9% for October across 6 years of readings (+1.6 points).
Drought Monitor at this site · 6 October 2026
D0abnormally dry
The ground at SHASTA DAM's coordinates falls inside the D0 area of the weekly U.S. Drought Monitor map. That describes local conditions — rainfall, soil moisture, streamflow — not the reservoir's storage. California drought figures →
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: 2026-10-12.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 40.718, -122.420 · Open in Google Maps
About SHASTA DAM
As of October 12, 2026, SHASTA DAM is filled to 52.5% of its total capacity, holding roughly 2,947 hm³ of water out of a maximum 5,615 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 (-0.7 pts), and it is 5.3 points below its level on the same date a year earlier.
Across the readings we hold for SHASTA DAM — 1825 data points between October 14, 2021 and October 12, 2026 — the level has ranged from a low of 21.3% (October 20, 2021) to a high of 98.1% (May 24, 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 40.718°N, 122.420°W.
Key facts
- Current fill level
- 52.5%
- Water stored
- 2,947 hm³
- Total capacity
- 5,615 hm³
- 7-day change
- ▼ 0.7 pts
- Year-on-year
- ▼ 5.3 pts
- Primary use
- Multipurpose
- River basin
- California
- Operator
- CDEC
- Coordinates
- 40.718°N, 122.420°W
- Last updated
- October 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Oct 2026 | 52.5% | 2,947 |
| 11 Oct 2026 | 52.6% | 2,955 |
| 10 Oct 2026 | 52.8% | 2,964 |
| 9 Oct 2026 | 52.9% | 2,968 |
| 8 Oct 2026 | 53.0% | 2,975 |
| 7 Oct 2026 | 53.1% | 2,980 |
| 6 Oct 2026 | 53.2% | 2,984 |
| 5 Oct 2026 | 53.2% | 2,988 |
| 4 Oct 2026 | 53.3% | 2,992 |
| 3 Oct 2026 | 53.4% | 2,998 |
| 2 Oct 2026 | 53.5% | 3,006 |
| 1 Oct 2026 | 53.6% | 3,012 |