Description: Santa Ana Watershed boundary used by SAWPA. This layer consists of calwater 2.2.1 (2004) Planning Watersheds that intersect the RWQCB Region 8 (Santa Ana Boundary). Layer developed in April 2009
Description: Sari Line. Alignment is straight line manhole to manhole, some curve data based on plans,. Linear Referenced based on reach 2008 Updates: Reach IVA between 4A-0550 and 4A-0560 modified to not go through building Reach IVB between 4B-0820 and 4B-0830 modified by CAD Drawing Reach IVD between 4D-1200 and 4D-1340 along canal street modified by cad and street alignment Reach IVE entire length based on CAD drawing Reach V entire length based on CAD drawings Note: Linear Referencing has been updated with 2008 alignments 2009 updates Reach IVA modified to follow IEUA manhole locations (8/5/2009) Reach IV modifed below Prado for new alignment (hand drawn based on gps manhole locations 7/2009) linear referencing updated 10/20092011 updates: 2/7 - slight modification of IVB between 4B-0830 and 4B-0840 to coincide with GPS of new manholes3/2017 updates: Reach I, II, and III alignments were updated with data from OCSD5/4/2017 - Nichols Rd new alignment modifications6/4/2025 - Update linear referencing for Reach IVB for alignment changes after 2008
Description: Water Retailers inside and adjoining Santa Ana River Watershed. Boundaries of larger retailers are from DWR 2018 landscape project. Smaller retailers and some adjoining retailers from SAWPA Member Districts or DWR water district layer i03 available on California State Geoportal. See 'Source' field for source of each retailer.
Description: Water Treatment Plants (Sewage). Layer developed in 2003 based on 2002 aerial photosTemescal Valley WWTP updated 2020March Air Force Base updated 2023