Agricultural Reuse of Recycled Water James Dix, MRWPCA Monterey - - PowerPoint PPT Presentation

▶

Jun 04, 2023 214 likes •477 views

Agricultural Reuse of Recycled Water James Dix, MRWPCA Monterey County Agriculture $4.1B Lettuce = $1.37 billion, 125,236 acres Strawberries = $785 million, 11,383acres Broccoli = $316 million, 57,459 acres 450,000 AFY Groundwater Pumping

SLIDE 1

Agricultural Reuse of Recycled Water

James Dix, MRWPCA

SLIDE 2

SLIDE 3

Monterey County Agriculture $4.1B

450,000 AFY Groundwater Pumping 90+% Agriculture 1,800 Wells Lettuce = $1.37 billion, 125,236 acres Strawberries = $785 million, 11,383acres Broccoli = $316 million, 57,459 acres

SLIDE 4

SLIDE 5

SLIDE 6

STRONG PARTNERSHIPS

THE KEY TO SUCCESS

FROM CONCEPT IN 1970’S

“…manages, protects, and enhances the quantity and quality of water …”. “Dedicated to meeting the wastewater and reclamation needs of our member agencies while protecting the environment”

Growers

Water Resources Public & Environmental Groups Recycled Water Operator Regulators

“…exists to protect and improve the health of the people in Monterey County.”

SLIDE 7

SLIDE 8

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

SLIDE 9

Regional Treatment Plant 1989

Capacity: 29.6 MGD Current Flow: 18 MGD Solar Facility 2010 1.12 MW Located on 100 Acres

Tertiary Treatment Plant 1998

Capacity: 29.6 MGD Current Flow: 18 MGD

SLIDE 10

Control Room

SLIDE 11

Coagulation Flocculation

SLIDE 12

Filtration

SLIDE 13

Disinfection

SLIDE 14

Storage Pond

SLIDE 15

SVRP

DISTRIBUTION Castroville Seawater Intrusion Project (CSIP)

48 miles of pipeline
21 supplemental wells
222 parcels
112 turnouts
9 monitoring stations
3 booster pumps

stations

$30M Treatment Plant

and $37M Distribution System 12,080 acres

SLIDE 16

SLIDE 17

Turnout Without Electrical Power

SLIDE 18

Major Crops Grown

Lettuce Celery Broccoli Cauliflower

Strawberries

Artichokes

SLIDE 19

Furrow irrigation

SLIDE 20

Sprinkler irrigation

SLIDE 21

Surface drip irrigation

SLIDE 22

Buried drip irrigation

SLIDE 23

Organic Crops

Artichokes
Strawberries

SLIDE 24

21.49 21.13 20.65 20.58 20.21 19.28 19.71 19.77 19.79 19.1 18.24 16 17 18 19 20 21 22 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

MGD

Annual Average Sewage Influent

SLIDE 25

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

SLIDE 26

Questions?

“Changing Wastewater To Safe Water”

Bob Holden 831-645-4634 bobh@mrwpca.com