Development Services

The subject information pertains to installation of new water service to individual properties or to Subdivisions (Tracts or Parcel Maps) with no previous water service.

Water Service Provider Lookup

Use the LA County Public Works Service Locator to determine if you are within LACWD’s service area. Click here for the Service Locator.

To verify if the subject property is within our service area, LACWD Boundary Maps depicting our service areas are available below. 

LACWD Pressure Zone Maps

Click here for LACWD pressure zone map of District 40.

Available Services

Please use the EPIC LA online submittal system link below for Development Service requests, including:

  • Fire Flow Availability
  • Water Availability Letter
  • Will Not Serve Letter
  • Will Serve Letter/Conditional Will Serve Letter
  • Waterworks Division Referral Sheet
  • Waterworks Division Landscape Water Efficiency Approval
  • Permanent Meter
  • WSI Plan-Watermain
  • WSI Plan-Backflow Prevention Device
  • WSI Plan-Fire Hydrant
  • WSI Plan-Compound Meter
  • WSI Plan-Regulating Station
  • WSI Plan-Pump Station
  • WSI Plan-Well Facilities
  • WSI Plan-Storage Tank

New Water Service

For new water service to single family residential, multi-residential, industrial, commercial and subdivision, please see the information in the LACWD How To Brochure.

For a list of information needed to initiate preliminary review, see Necessary Forms for Water Service.

For Registered Civil Engineers preparing water plans for water system improvements, LACWD has sample plans, CADD Title and Plan Sheet files available for download on this page.

LACWD Standard Plans are available here.

For as-builts/record drawings or distribution maps of our facilities, please e-mail our GIS unit (provide location/address and APN) at cogonzalez@dpw.lacounty.gov and sumalki@dpw.lacounty.gov

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