Lead Pipe Map

California · 46 community water systems

Lead pipes in Sonoma County, CA

46 community water systems serving Sonoma County reported 0 lead and 668 galvanized-requiring-replacement service lines, plus 10,170 of unknown material. The most are in City of Sonoma.

0.5% of these systems' lines are lead or galvanized requiring replacement, higher than the California average (0.1%) and lower than the national average (3.1%).

0Lead
668Galvanized, replace
10,170Unknown
124,409Non-lead

Water systems serving Sonoma County

Water systemLeadGalv.Unknown% leadPeople
City of SonomaSonoma048343211%10,619
City of PetalumaPetaluma01224,5880.6%61,427
South Cloverdale Water CompanySonoma County0360100%90
Sonoma County Water AgencySonoma County01508.4%0
Lichau Hylands Mutual Water CompanySonoma County031515%56
Stonegate Mobile Home ParkSonoma County0304.3%196
Blue Spruce Mobile Home ParkSonoma County0305.6%90
Willowside Mutual Water CompanySonoma County021581.3%528
Kelly Mutual Water CompanySonoma County01372.4%135
Sea Ranch Water Company (Puc)Sonoma County001,8890%1,287
City of CloverdaleCloverdale001,4610%8,710
Penngrove Water Company (Puc)Sonoma County005110%1,742
Kenwood Village Water Company (Puc)Sonoma County003110%1,029
Canon Manor Water SystemSonoma County002470%828
Mobile Home EstatesSonoma County001480%403
College Park Mutual Water CompanySonoma County00740%244
Hawkins Water Co-Cal Water Service (Puc)Sonoma County00520%91
Noel Heights-Cal Water Service (Puc)Sonoma County00520%86
Fircrest Mutual Water CompanySonoma County00480%126
Sunset Park CommunitySonoma County00350%157
Randal'S Ranchette Mutual Water CompanySonoma County00300%93
Park Royal Mutual Water CompanySonoma County00240%75
Odd Fellows Recreation ClubSonoma County00200%557
Robin Way Water SystemSonoma County00160%66
End-O-Valley Mutual Water CompanySonoma County00120%129
Downtown Graton Mutual Water SystemSonoma County0040%44
Lawndale Mutual Water CompanySonoma County0030%208
Melita Heights Mutual Water CompanySonoma County0020%64
North Star Mobile Home ParkSonoma County0010%221
City of Santa RosaSanta Rosa0000%178,452
City of Rohnert ParkRohnert Park0000%43,821
Town of WindsorSonoma County0000%25,561
Valley of the Moon Water DistrictSonoma County0000%23,140
City of HealdsburgHealdsburg0000%10,972
California-American Larkfield (Puc)Sonoma County0000%7,911
City of SebastopolSebastopol0000%7,522
City of CotatiCotati0000%7,290
Sweetwater Springs CWD - GuernevilleSonoma County0000%5,156
Russian River County Water DistrictSonoma County0000%4,150
Forestville Water DistrictSonoma County0000%3,717
Sweetwater Springs CWD - Monte RioSonoma County0000%3,531
Sonoma State UniversitySonoma County0000%1,500
Camp Meeker Water SystemSonoma County0000%1,171
Sonoma County Csa 41-Fitch MountainSonoma County0000%1,115
Bodega Bay Public Utility DistrictSonoma County0000%1,069
California-American Geyserville (Puc)Sonoma County0000%1,050

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 Sonoma County have lead pipes?

Yes. Water systems serving Sonoma County reported 0 lead and 668 galvanized-requiring-replacement service lines, plus 10,170 of unknown material.

Which Sonoma County water systems have the most lead lines?

City of Sonoma (483), City of Petaluma (122), South Cloverdale Water Company (36).

How do I check my home in Sonoma 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.