Reservoir · California · United States · CDEC
LAKE PILLSBURY NR POTTER VLY 24HR AVG
39.4% full
Capacity
99.42 hm³
Volume stored
39 hm³
Vs month average
98% of normal
Coordinates
39.408°N, 122.958°W
Last updated
2026-10-29
Current fill
39.4%vs 7 days ago
-0.8 pplosing
vs 1 year ago
+6.5 ppyear-over-year
7-day trend
→stable
Drought context
Storage vs October average
98%of normal
39.4% full on 2026-10-29, against an average of 40.1% for October across 6 years of readings (-0.7 points).
Drought Monitor at this site · 27 October 2026
D0abnormally dry
The ground at LAKE PILLSBURY NR POTTER VLY 24HR AVG'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: 2026-10-29.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 39.408°N, 122.958°W · Open in Google Maps
About LAKE PILLSBURY NR POTTER VLY 24HR AVG
As of October 29, 2026, LAKE PILLSBURY NR POTTER VLY 24HR AVG is filled to 39.4% of its total capacity, holding 39.18 hm³ of water out of a maximum 99.42 hm³. At this level the reservoir is low.
Over the most recent week on record the fill level has held broadly steady (-0.8 pp), and it is 6.5 points above its level on the same date a year earlier.
Across the readings we hold for LAKE PILLSBURY NR POTTER VLY 24HR AVG — 1812 data points between October 31, 2021 and October 29, 2026 — the level has ranged from a low of 32.6% (November 2, 2025) to a high of 83.4% (February 4, 2025). On average the reservoir is fullest around January and at its lowest around October.
It is operated by CDEC primarily for multiple purposes. It is at 39.408°N, 122.958°W.
Key facts
- Current fill level
- 39.4% of total capacity
- Water stored
- 39.18 hm³
- Total capacity
- 99.42 hm³
- 7-day change
- ▼ 0.8 pp
- Year-on-year
- ▲ 6.5 pp
- Primary use
- Multipurpose
- Operator
- CDEC
- Coordinates
- 39.408°N, 122.958°W
- Last updated
- October 29, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 29 Oct 2026 | 39.4% | 39.18 |
| 28 Oct 2026 | 39.5% | 39.28 |
| 27 Oct 2026 | 39.6% | 39.38 |
| 26 Oct 2026 | 39.7% | 39.49 |
| 25 Oct 2026 | 39.9% | 39.65 |
| 24 Oct 2026 | 40.0% | 39.8 |
| 23 Oct 2026 | 40.1% | 39.88 |
| 22 Oct 2026 | 40.2% | 39.97 |
| 21 Oct 2026 | 40.3% | 40.05 |
| 20 Oct 2026 | 40.4% | 40.17 |
| 19 Oct 2026 | 40.5% | 40.28 |
| 18 Oct 2026 | 40.6% | 40.4 |