Reservoir · Arizona · United States · USGS NWIS
Canyon Lake
92.3% full
Capacity
71.36 hm³
Volume stored
66 hm³
Coordinates
33.554°N, 111.443°W
Last updated
2026-09-16
Current fill
92.3%vs 7 days ago
-5.2%losing
vs 1 year ago
-2.5%year-over-year
7-day trend
↓falling
Data source: USGS National Water Information System (NWIS) — 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: 2026-09-16.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 33.554, -111.443 · Open in Google Maps
About Canyon Lake
As of September 16, 2026, Canyon Lake is filled to 92.3% of its total capacity, holding roughly 66 hm³ of water out of a maximum 71 hm³. At this level the reservoir is high.
Over the most recent week on record the fill level has fallen by 5.2 percentage points, and it is 2.5 points below its level on the same date a year earlier.
Across the readings we hold for Canyon Lake — 1142 data points between August 2, 2023 and September 16, 2026 — the level has ranged from a low of 90.3% (April 14, 2025) to a high of 98.8% (April 4, 2026). On average the reservoir is fullest around June and at its lowest around December.
It is operated by SRP primarily for multiple purposes. It lies within the Salt River basin at 33.554°N, 111.443°W.
Key facts
- Current fill level
- 92.3%
- Water stored
- 66 hm³
- Total capacity
- 71 hm³
- 7-day change
- ▼ 5.2 pts
- Year-on-year
- ▼ 2.5 pts
- Primary use
- Multipurpose
- River
- Salt River
- River basin
- Salt River
- Operator
- SRP
- Coordinates
- 33.554°N, 111.443°W
- Last updated
- September 16, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 16 Sep 2026 | 92.3% | 66 |
| 15 Sep 2026 | 94.3% | 67 |
| 14 Sep 2026 | 94.5% | 67 |
| 13 Sep 2026 | 94.7% | 68 |
| 12 Sep 2026 | 95.4% | 68 |
| 11 Sep 2026 | 96.7% | 69 |
| 10 Sep 2026 | 97.3% | 69 |
| 9 Sep 2026 | 97.5% | 70 |
| 8 Sep 2026 | 96.3% | 69 |
| 7 Sep 2026 | 94.5% | 67 |
| 6 Sep 2026 | 94.6% | 68 |
| 5 Sep 2026 | 94.9% | 68 |