Water Watch

The Water Watch report is updated on weekday mornings.

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Water Production

Week Ending
Average Million
Gallons Per Day

Average Gallons
Per Person Per Day (1)

3/21/18 14.44 77.63
Same Week in 2017
15.52 83.44
Supply Source:
          Same Week in 2017
          Russian River
          Same Week in 2017

Creek Releases (2)

Week Ending 3/21/2018
Average Million
Gallons Per Day

Kent 0.97
Soulajule 6.43


Rainfall at Lake Lagunitas (average annual rainfall is 51.97 inches)
7/1/2017 - 3/21/2018 31.84
Same period last year
Average year-to-date
Rainfall for last 24 hours
For daily rainfall totals for this fiscal year to date, please refer to Rainfall & Reservoir Data - Current Fiscal Year.

Current rainfall (31.84) is 71.26% of the average rainfall (44.68) 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 3/21/2018
64,981 81.67%
Storage for this date last year
79,566 100.00%
Average storage for this date
72,911 91.64%
Current storage (64,981 AF) is 89.12% of the average storage (72,911 AF) for this date.

Daily Temperature in Corte Madera

Date   High (F)
3/21/2018   62.7
Same day in 2017
1 Based on estimated population of 186,000. Includes all customer categories, including residential, commercial, institutional, and irrigation.
2 MMWD releases water throughout the year to maintain adequate flows for the fishery per our agreement with the State of California.
3 One acre-foot equals 325,851 gallons.