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Bob HoldenMRWPCA
Monterey County’s Water Recycling
Projects
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Project designed to slow seawater intrusion 30-40%
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Growers
Water Resources
Public & Environmental Groups
Recycled Water Operator
Regulators
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Uses of Recycled Water • Agricultural
Irrigation
• Landscape Irrigation
• Toilets & Urinals
• Construction &
Concrete
• Street Sweeping
• Power Plants & Boilers
• Impoundments
• Cooling Towers
• Manufacturing
• Environmental Uses
• Groundwater Recharge
• Seawater Intrusion
Barrier
• Indirect Potable
Reuse
• Fire Fighting
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CA Recycled Water History
Indirect Potable Reuse—1962Recreational Lakes—1965Irrigating Lettuce & Strawberries—1967
Dual Plumbing Systems—1977
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Turnout Without Electrical Power
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Major Crops GrownLettuce
CeleryBroccoli
Cauliflower
Strawberries Artichokes
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99-00 00-01 01-02 02-03 03-04 04-05 05-06 06-07 07-08 08-09 09-10 10-11 11-12
$108 $124 $131 $133 $137 $138 $140 $144 $149 $153
$168
$157 $157
31.44 66.23 66.23
CSIP Historical Water Cost$/Acre-Foot
(includes property assessments and water use charges for typical 2 AF/Acre application
rate)
CSIP SRDF
Fiscal Year
$/A
F
4% average annual increase
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Test Site
Soil Salinity Study 2000 to Present
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Why Recycled Water• Safe! No Food or Personnel Safety Issues• Meets Leafy Greens & Organic Farming• Diversity—Independent Source• Sustainable—Drought Tolerant Supply• Inexpensive as New
Water Source• Plant Nutrients• No Yield Loss
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Contact Information
Bob Holden
Principal Engineer
Monterey Regional Water Pollution Control Agency
5 Harris Court, Building D, Monterey, CA 93940