About the Vallecitos Water District
For 50 years, Vallecitos Water District has been your water specialist, currently providing water, wastewater, and reclamation services to San Marcos; the community of Lake San Marcos; parts of Carlsbad, Escondido, and Vista.
Formed in 1955 as a water-only district by a group of local citizens to answer the shrinking water table in the San Marcos and Twin Oaks valleys, the San Marcos County Water District grew as an independent, special district. Today, with a new name and extended focus, VWD currently serves a population of approximately 80,000 within a 45-square-mile boundary in north San Diego County.
Guided by a comprehensive Master Plan, Vallecitos Water District is committed to its duties of delivering high quality water at the lowest possible cost, disposing of wastewater after collection, and treatment and recycling a portion of the water for reuse.

(Note: VWD's Service Area represented in Bright Blue)
*Facts and Figures
Approximate population 86,500
Acres in VWD 29,449
Number of regular employees 112
Approximate population served by sewer 69,000
Water Statistics
Number of actively billed / permanent water meters 20,393
Acre-feet of water sold in fiscal year 2008-09 15,258
Water sales for residential 62%
% water sales for agricultural 9%
% landscape irrigation 17%
% commercial and industrial 8%
% construction 1%
% other categories 3%
Operational Storage 121 million gallons
Pump Stations 9
Miles of pipe (2" to 48") 345
Reservoirs 20
As of June 30, 2009
Sewer Statistics
Total services 19,678
Lift Stations 4
Miles of pipe (4" to 42") 248
Capacity at Encina Wastewater Facility 10.5 million gallons/day
Average daily flow to Encina 6.0 million gallons/day
Capacity at Meadowlark Reclamation Facility 5 million gallons/day
Reclaiming at Meadowlark 3.5 million gallons/day
Mahr Reclaimed Water Reservoir Capacity 54 million gallons
Reclaimed Water Wholesale Customers Carlsbad Municipal Water District &
Olivenhain Municipal Water District
Future Desalination Project
Desalinated water allocation Up to 7,500 acre-feet/year
(approx. one-third the amount that Vallecitos currently imports)
*Figures as of June, 2009
In General ...
1 gallon of water = 8.34 pounds 1 acre foot = 43,560 cu. ft. = 325,829 gallons 1 acre foot covers 1 acre (size of football field) 1 ft. deep A typical household uses 13,075 gallons per month Average cost for 5 gallons delivered to your home = 1.1 cents
Other Quick Facts About Water The Earth's Water Supply
About 70% of the Earth's surface is covered with water 97.2% of the earth's water is salt water 2.8% of the earth's water is fresh, however, the majority is glaciers and icecaps which is not readily available for our use. The 2.8% fresh water is made up as follows: 2.2% is glaciers and icecaps 0.6% is ground water 0.01% is lakes and streams 0.001% is water vapor
About 250 cubic miles of water evaporates from the sea and land each day The human body is 70% water. Every system in our body uses water:
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water makes up 83% of our blood
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water makes up almost 70% of our brain
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water makes up nearly 90% of our lungs
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water transports body wastes
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water lubricates body joints
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water keeps body temperature stable
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water is a part of cells, which make up all living things
One of the most important roles for water, other than for drinking, is growing the crops we eat. Today farming accounts for 70 percent of global water use.
U.N. studies indicate that about 60 percent of the public water supplies are lost either by illegal taps or leakage.
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