New Water Service Installations

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.

Change to an Existing Water Service

For a change in the size or location of an existing water meter or service connection, please submit a request and applicable documents using the Engineering Customer Service Request portal.


New Water Service

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

For new water service to properties, please submit a request and applicable documents (New Service Connection - WW 172, Fixture Unit Determination - WW 174, Summary of Water Demands - WW 190, Customer Order Form - DPW 92-0004, copy of Grant Deed, Fire Department’s water demand calculations, a plot plan, and subdivision requirements as applicable). For Development Services, please use the Development Services eSubmittal System. See eSubmittal How To document for additional information. Forms are available at any Los Angeles County Waterworks Districts Office or click here to download PDF copies.

For Registered Civil Engineers preparing water plans for water system improvements, LACWD has Title Sheets and Plans Sheets in AutoCAD format or Microstation format available on this page. LACWD Standard Plans can be downloaded online.

There are also LACWD Boundary Maps available to verify if the subject property is within our service area. Click here for LACWD maps.



Annexation Information

For annexation into LACWD, please contact the Local Agency Formation Commission for the County of Los Angeles (LAFCO).


Address: LAFCO for Los Angeles County
700 North Central Ave., Suite 350
Glendale, CA 91203
Phone: (818) 254-2454
Fax: (818) 254-2452

Contact Information

For assistance, please contact the Engineering section at the following offices:

Main Office: (626) 300-3332, (626) 300-3394 or (626) 300-3353
Lancaster Office: (661) 940-9270
Malibu Office:

  • General Engineering: (310) 317-1389
  • Construction Meters: (310) 456-6621, ext. 222

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