How full will Lake Shasta, California's largest reservoir, be on 30 September 2025?
Closing Sep 30, 2025 07:01AM UTC
Water storage in Northern California reservoirs, including Lake Shasta, was above normal as of the end of 2024 (Active NorCal, Newsweek). The question will be suspended on 30 September 2025 and the outcome determined using data as reported by the California Department of Water Resources (California Data Exchange Center - Lake Shasta, divide the "Storage" figure by the "Total Capacity" figure, both of which are in acre feet [AF]). Click the calendar icon next to "Change Date" to look at historical data. On 30 September 2024, Lake Shasta had 2,766,120 AF of Storage with a Total Capacity of 4,552,000 AF, meaning it was 60.767% full.
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| Possible Answer | Crowd Forecast | Change in last 24 hours |
|---|---|---|
| Less than 28.0% | 0.50% | 0% |
| At least 28.0%, but less than 36.0% | 0.60% | 0% |
| At least 36.0%, but less than 44.0% | 2.80% | 0% |
| At least 44.0%, but less than 52.0% | 14.10% | 0% |
| At least 52.0%, but less than 60.0% | 28.60% | 0% |
| At least 60.0%, but less than 68.0% | 30.10% | 0% |
| At least 68.0%, but less than 76.0% | 9.00% | +0.10% |
| 76.0% or more | 14.30% | -0.10% |