Skip to main content

Water Watch

Clear water wave

Water Watch

Learn more about our water supply, reservoir levels and recent rainfall below. 

Water Production

Week Ending Average Million
Gallons Per Day
9/22/2021 20.98
Same Week in 2020 29.88
Supply Source:  
          Reservoirs 17.08
          Same Week in 2020
24.56
          Russian River 3.90
          Same Week in 2020 5.32

Rainfall

Rainfall at Lake Lagunitas (average annual rainfall is 52.65 inches) Inches
7/01/2021 - 9/23/2021 0.09
Same period last year 0.35
Average year-to-date 0.54
Rainfall for last 24 hours 0.00

For daily rainfall totals for this fiscal year to date, please refer to Rainfall & Reservoir Data - Current Fiscal Year.

Current rainfall (0.09) is 16.67% of the average rainfall 0.54 for this date.

Reservoir Storage

Alpine, Bon Tempe, Kent, Lagunitas, Nicasio, Phoenix & Soulajule Reservoirs
(total capacity 79,566 acre-feet)
Acre-feet (3) % of Capacity
Storage as of 9/23/2021 27,795 34.93%
Storage for this date last year 53,484 67.22%
Average storage for this date 56,315 70.78%

Current storage (27,795 AF) is 49.41% of the average storage (56,315 AF) for this date.