Becoming the Green-Blue City by Meeting LA s Water Challenges

Transcription

1 Becoming the Green-Blue City by Meeting LA s Water Challenges April 1, 2015 Innovation Integration Inclusion

2 LA s Water Challenges Lake Oroville Sacramento Mono Lake Los Angeles 90% of L.A. water supplies impacted by climate change, environmental and legal issues San Diego Hoover Dam Drought Increasing population Aging infrastructure More stringent regulations Limited funding Dependence on imported water Climate Change 7/13/01 2

3 The Solution A Sustainable Approach: Manage all water as One Water: Drinking Water Rain/Storm Water Groundwater Recycled Water Wastewater Conservation 3

4 One Water LA Plan Integration One Water Inclusion Innovation 4

5 Enhanced Watershed Management Programs Compliance with Stormwater Permit through Integrated Planning Enhanced Watershed Management Plan EWMPS provide: o Customization of stormwater programs - Minimum control measures - Regional capture projects - Distributed green street projects Coordinated Integrated Monitoring Program Water Quality o o Collaboration by municipalities in watershed - Lead for Santa Monica Bay, LA River, Ballona Creek, Dominguez Channel partner agencies Focus on water resources - Infiltration of stormwater - Offset potable water use 5

6 Community Partnerships 6

7 There it is. Take it. Nov., 1913 There it is. Conserve it. Nov.,

8 Mayor s Executive Directive #5 Issued October 14, 2014 Goals o Reduce GPCD by 20% by 2017 o Reduce Purchased Water by 50% by 2024 o Integrated Local Water Strategy 8

9 Mayor s Executive Directive Goal of 50% Reduction in Purchased Imports 9

10 Long Term Solution for Reliable Water Supply Recycled Water Stormwater Capture Water Conservation SF Groundwater Basin Remediation Local Water Supply Reliability 10

11 Local Supply Development Water Conservation Local City Ordinances Commercial Programs CONSERVE Residential Programs Public Outreach & Education Partnerships $

12 Conservation Succeeds in Reducing Water Demands 12

13 Groundwater Replenishment Treatment Conveyance Replenishment Extraction 13

14 SF Groundwater Basin Remediation Remediation and Restoration of up to 110,405 AFY Crucial to fully utilize the San Fernando Basin GAC Treatment at Tujunga Well Fields Pilot Study Pollock Water Treatment Facility 14

15 Local Supply Development Recycled Water Reuse Non Potable Reuse Indirect Potable Reuse Urban Water Use Wastewater Treatment Water Treatment Advanced Water Purification Nature 15

16 Where Recycled Water is Available Service Areas The City treats over 350 million gallons of wastewater every day MOST OF THIS RESOURCE GOES TO THE OCEAN Valley DCTWRP Westside HTP & ECLWRP Metro LAGWRP Los Angeles TIWRP Harbor 16

17 Local Supply Development Stormwater Capture Dam Improvements Cisterns Centralized CAPTURE Distributed Spreading Basins Rain Gardens Rain Barrels 17

18 Why Green-Blue Infrastructure? For every $1 Million in Water Quality investments, there is up to $22 Million in added benefits or avoided costs. PUBLIC USE HABITAT RESTORATION OPEN SPACE CLIMATE ADAPTATION JOBS FLOOD PROTECTION WATER QUALITY WATER SUPPLY 18

19 Watersheds 19

20 Green-Blue Infrastructure (LID)-Private Cisterns Lowe s Rain Barrels, Rain Gardens at single family residences Planter Boxes Versailles Luxury Apartments Oxford St, Los Angeles Infiltration Costco Bioretention Sam s Club Parking Lot Parkway Infiltration Swale 11 th St & Hope St Los Angeles 20

21 Hansen Dam 21

22 Sun Valley Park & Rory Shaw Wetlands Park 22

23 Elmer Ave Green Street Before After 23

24 Elmer Paseo Alley Greenway Before After 24

25 Glenoaks Ave Green Street Before After 25

26 Woodman Avenue Medium Green Street Before After 26

27 North Hollywood Alley Before After 27

28 LA Zoo Green Parking Lot Before After 28

29 North Atwater Stream Restoration and Greenway Before After 29

30 Echo Park Lake Rehabilitation 30

31 Garvanza Park Stormwater Capture and Use 31

32 Ed P. Reyes River Greenway (Humboldt) Before After 32

33 Albion Riverside Greenway Park 33

34 South Los Angeles Wetlands Park Before After 34

35 Manchester Neighborhood Greenway Before After 35

36 Avalon Ave Alley Greenway Before After 36

37 Broadway Neighborhood Greenway 37

38 Temescal Canyon Park Stormwater Capture & Use 38

39 Penmar Stormwater Capture & Use 39

40 Westside Park Rainwater Capture & Use Before After 40

41 The Future is Bright! Becoming the Green-Blue City PUBLIC USE HABITAT RESTORATION OPEN SPACE CLIMATE ADAPTATION JOBS WATER SUPPLY FLOOD PROTECTION WATER QUALITY 41

42 Questions Additional Information: Adel Hagekhalil, P.E. Assistant General Manager LA Sanitation April 1,