Big Bear City

Anaheim

Irvine

Ontario

Oxnard

Long Beach

Los Angeles

Pasadena

Riverside

Escondido

San BernardinoThousand Oaks

Santa Clarita

San Diego

Ventura

Big Bear City

Santa Clarita

Long Beach

Los Angeles

Pasadena

Anaheim

San Bernardino

50

30

26

42

43

32

10

10

29

3

41

Laguna Reservation

Cahuilla Band ofMission Indians

Iipay Nation ofSanta Ysabel

Capitan Grande Band of Diegueno Mission Indians

Santa RosaBand ofCahuillaIndians

La Jolla Band of Luiseno Indians

Sycuan Band of the Kumeyaay Nation

Ramona Band of Cahuilla

Inaja Band ofDieguenoMission IndiansMesa Grande Band of Diegueno Mission Indians

Morongo Band ofMission Indians

Pechanga Band ofLuiseno Mission Indians

Barona Group of Capitan Grande Band of Mission Indians

Jamul IndianVillage

San Manual Band ofMission Indians

Soboba Band ofLuiseno Indians

Manzanita Band of Diegueno Mission Indians

Campo Band of Diegueno Mission Indians

Pala Band of Luiseno Mission Indians

Rincon Band of Luiseno Mission Indians

San Pasqual Band of Diegueno Mission Indians

Los Coyotes Band of Cahuillaand Cupeno Indians

Viejas (Baron Long) Group of Capitan Grande Band of Mission IndiaViejas (Baron Long) Group of Capitan Grande Band of Mission India

Iipay Nation ofSanta Ysabel

La Posta Band of Diegueno Mission Indians

Pauma Band of Luiseno Mission Indiansof the Pauma & Yuima Reserv

Inaja Band ofDieguenoMission Indians

Ewiiaapaayp Band of Kumeyaay Indians

Los Coyotes Band of Cahuillaand Cupeno Indians

San Manual Band ofMission Indians

Viejas (Baron Long) Group of Capitan Grande Band of Mission India

IRWM Regions

3 Anza Borrego Desert 10 Greater Los Angeles County 26 San Diego 29 Santa Ana Watershed Project

Authority 30 Santa Barbara County 32 South Orange County WMA 41 Upper Santa Clara River 42 Upper Santa Margarita 43 Watersheds Coalition of

Ventura County

Los Angeles, Santa Anna, & San Diego Funding Areas

Tribal LandsTribal Reservation Boundaries [1](124 records total - labeled)

Tribal Trust Land Boundaries (tracts) [1](5,305 records total - not labeled)

Historic location of Indian land once held in Trust for a Terminated Tribe and/or the location of a landless federally recognized Tribe. [2](22 records total - labeled)

Tribal Land Notes: Boundaries shown are approximate and have been scaled up to improve visualization at current map scale.1 - Source: U.S Bureau of Indian Affairs (Feb. 2018)2 - Source: DWR acquired legacy data (author unknown). IRWM Region notes:

A) Increased symbol shading is shown where there is an IRWM boundary overlap.

B) Numbers shown are for reference purposes only and correspond to internal DWR Region Acceptance Process (RAP) submittal identifications.

C) Region boundaries shown are those submitted by each Regional Water Management Group (RWMG) to DWR as part of the RAP (or per subsequent, approved revisions).

— RAP 2009 = ID No's 1 - 46 — RAP 2011 = ID No's 47 - 49 — RAP 2016 = ID No. 50E) ID No. 9 (Gateway) has been incorporated into ID No. 10

(Greater Los Angeles County) and is no longer shown.

M E X I C O

San DiegoSub-Region

Santa AnaSub-Region

Los AngelesSub-Region

Integrated Regional Water ManagementLos Angeles, Santa Ana, & San Diego Funding Areas | IRWM Regions | California Tribal Lands

0 10 20 30 405Miles

May 2020