Lead Pipe Map

California · population 18,687

Lead pipes in Hermosa Beach, CA

24,355 lines still unidentified

Most of Hermosa Beach (population 18,687) gets its water from California Water Service Co. - Herm/Redo. It reported no confirmed lead service lines, but 24,355 of 27,481 lines are still listed as unknown material, so lead hasn't been ruled out.

0% of California Water Service Co. - Herm/Redo's service lines are lead or galvanized requiring replacement, lower than the California average (0.1%) and lower than the national average (3.1%).

0Lead
0Galvanized, replace
24,355Unknown material
3,126Non-lead

Latest lead test for California Water Service Co. - Herm/Redo (Jan 2021–Dec 2023): 1.4 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.

Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for California Water Service Co. - Herm/Redo.

Water systems serving Hermosa Beach

Water systemLeadGalv.Unknown% lead
California Water Service Co. - Herm/RedoMain system0024,3550%
Manhattan Beach-City, Water Dept.Serves nearby areas0000%

Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.

Check your address in Hermosa Beach

The counts above cover the whole water system. To see whether your line is lead, look up your address on California Water Service Co. - Herm/Redo's official inventory. Utilities had to make these public by October 16, 2024.

Find the official inventory mapCalifornia Water Service Co. - Herm/Redo details

No map yet? Do the 2-minute scratch and magnet test.

Protect your drinking water

If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.

Pitcher filtersCheapest start. Pick one certified to NSF/ANSI 53 for lead, such as Brita Elite, PUR Plus or ZeroWater.See pitchers Faucet-mount filtersFilters straight from the tap. Look for NSF/ANSI 53 lead reduction on the box.See faucet filters Under-sink systemsBest for families. Carbon block (NSF 53) or reverse osmosis (NSF 58) units rated for lead.See under-sink

Choosing a lead-certified filter · Testing your water · Replacement cost

Nearby cities

Check another water system

Questions

Does Hermosa Beach, CA have lead pipes?

None are confirmed, but California Water Service Co. - Herm/Redo still lists 24,355 service lines as unknown material.

Who supplies water to Hermosa Beach?

EPA's service area maps place most of Hermosa Beach in California Water Service Co. - Herm/Redo's service area (PWSID CA1910134). Manhattan Beach-City, Water Dept. also serves parts of the city or nearby areas.

How do I check whether my Hermosa Beach home has a lead service line?

Search your address on California Water Service Co. - Herm/Redo's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.

When will lead pipes in Hermosa Beach be replaced?

EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask California Water Service Co. - Herm/Redo whether your street is scheduled and whether it covers the private side.