Lead Pipe Map

California · 33 community water systems

Lead pipes in Orange County, CA

33 community water systems serving Orange County reported 0 lead and 143 galvanized-requiring-replacement service lines, plus 0 of unknown material. The most are in City of Tustin.

<0.1% of these systems' lines are lead or galvanized requiring replacement, lower than the California average (0.1%) and lower than the national average (3.1%).

0Lead
143Galvanized, replace
0Unknown
819,889Non-lead

Water systems serving Orange County

Water systemLeadGalv.Unknown% leadPeople
City of TustinTustin013000.9%65,143
Eastside Water AssociationOrange County01303.9%2,000
Irvine Ranch Water DistrictOrange County0000%450,323
City of AnaheimAnaheim0000%350,254
City of Santa AnaSanta Ana0000%316,184
City of Huntington BeachHuntington Beach0000%201,000
City of Garden GroveGarden Grove0000%174,226
Moulton Niguel Water DistrictOrange County0000%168,315
Santa Margarita Water DistrictOrange County0000%165,275
City of FullertonFullerton0000%140,054
City of OrangeOrange0000%120,770
Golden State WC - West Orange CountyOrange County0000%114,693
Mesa Water DistrictOrange County0000%110,000
City of WestminsterWestminster0000%93,591
Yorba Linda Water DistrictOrange County0000%84,292
City of Buena ParkBuena Park0000%82,667
City of Newport BeachNewport Beach0000%69,520
City of la HabraLa Habra0000%61,202
City of Fountain ValleyFountain Valley0000%56,747
El Toro Water DistrictOrange County0000%53,415
City of San ClementeSan Clemente0000%51,545
Golden State WC - Placentia/Yorba LindaOrange County0000%50,804
City of BreaBrea0000%47,454
South Coast Water DistrictOrange County0000%41,194
Santa Margarita Water District-Id9San Juan Capistrano0000%35,309
City of Seal BeachSeal Beach0000%24,937
Laguna Beach County WDOrange County0000%18,862
City of la PalmaLa Palma0000%15,948
Trabuco Canyon Water DistrictOrange County0000%13,659
Golden State WC - Cowan HeightsOrange County0000%7,006
Serrano Water DistrictOrange County0000%5,659
East Orange County WD - RZOrange County0000%3,464
Midway City Mutual WCMidway City0000%1,305

Systems that also serve other counties are counted in full. Your water bill names your utility.

What to do if your line is lead or unknown

  1. Check the pipe where water enters your home.
  2. Use a filter certified to NSF/ANSI 53 for lead for drinking and cooking.
  3. Test your water, often free through the utility.
  4. Ask your utility about free or discounted replacement; most lines must be replaced by December 31, 2037.

Check another water system

Questions

Does Orange County have lead pipes?

Yes. Water systems serving Orange County reported 0 lead and 143 galvanized-requiring-replacement service lines, plus 0 of unknown material.

Which Orange County water systems have the most lead lines?

City of Tustin (130), Eastside Water Association (13).

How do I check my home in Orange County?

Find the water system named on your water bill in the table above, open its page and use its address-level inventory. You can also scratch-test the pipe where it enters your home.