Water District Cross the Bridge Where We Get Our Water WALKER - - PowerPoint PPT Presentation

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Aug 23, 2023 568 likes •772 views

Meet eet th the Marin Municipal Water District Cross the Bridge Where We Get Our Water WALKER CREEK WATERSHED North Marin MMWD Service Area Water District (147 sq miles) TOMALES BAY LAGUNITAS Mt. Tam Watershed CREEK (21,250 acres)

SLIDE 1

Meet eet th the Marin Municipal Water District

SLIDE 2

Cross the Bridge

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MMWD Service Area

(147 sq miles)

Mt. Tam Watershed

(21,250 acres)

MMWD Reservoirs North Marin Water District

Stinson Beach County Water District TOMALES BAY LAGUNITAS CREEK WATERSHED WALKER CREEK WATERSHED

Where We Get Our Water

SLIDE 4

Residential, 46% Public Agencies, 0.037453184 Business, 0.070911361 Large Landscape Irrigation, 6% Non-Revenue 7% Fish Releases, 0.299625468

Where Our Water Goes

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Revenue and Expenses

Where does each dollar come from? Where does each dollar go?

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Before MMWD

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In the late 1800s, there were 26 privately

wned water companies in Marin.

Marin Water & Power North Coast Water Co. Marin County Water Co. Lagunitas Water Co. Tamalpais Land & Water Co.

1870-1912

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1916

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“You are encouraged to use more water because the completion of the new Alpine Dam has placed unlimited water at your disposal”

1919

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1977

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Drought of Record 1975-78

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100,000 110,000 120,000 130,000 140,000 150,000 160,000 170,000 180,000 190,000 200,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000

Population Water Production (AF)

Water Production Population

Population and Water Use

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Rates 1990 -2010

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2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014

Conservation Investment ($/YR) Water Production (GPCD) Water Rate ($/CCF) Conservation Investment Trendline Water Use Trendline Water Rate Trendline Operational Yield (130 GPCD) Revenue Recovery Tier Collapse

Revenue, Rates, and Water 2004-14

2020 Goal (124 GPCD)

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Tiered Rates 2012-Now

TIERS CURRENT RATIO CURRENT RATE CCF’s PER TIER 1 1 $3.74/ccf 1-26 2 1:2 $7.48 27-59 3 1:4 $14.97 60-99 4 1:6 $22.45 100+

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52 65 19 11 10 20 30 40 50 60 70 Average 2012 1929 2013

Lake Lagunitas Rainfall Data from 1879, inches

2013 Rain Vacation

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2013 Consumption

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2014 Consumption

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Water Rate Restructuring

Water Rate Advisory Committee 2010
Fourteen members selected from community
Met once a month for more than two years
Goals:
To ensure an adequate revenue stream for the district
To ensure that costs are allocated equitably across all customer