Lead Pipe Map

California · population 49,582

Lead pipes in Rosemead, CA

No lead lines reported

Most of Rosemead (population 49,582) gets its water from Amarillo Mutual Water Company, which reported 633 service lines and no lead, galvanized or unknown lines.

0% of Amarillo Mutual Water Company'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
0Unknown material
633Non-lead

Latest lead test for Amarillo Mutual Water Company (Jan 2024–Dec 2026): not detected 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 Amarillo Mutual Water Company.

Water systems serving Rosemead

Water systemLeadGalv.Unknown% lead
Amarillo Mutual Water CompanyMain system0000%
Gswc-South San GabrielServes 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 Rosemead

The counts above cover the whole water system. To see whether your line is lead, look up your address on Amarillo Mutual Water Company's official inventory. Utilities had to make these public by October 16, 2024.

Find the official inventory mapAmarillo Mutual Water Company 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 Rosemead, CA have lead pipes?

Amarillo Mutual Water Company, which serves Rosemead, reported no lead, galvanized or unknown service lines.

Who supplies water to Rosemead?

EPA's service area maps place most of Rosemead in Amarillo Mutual Water Company's service area (PWSID CA1910002). Gswc-South San Gabriel also serves parts of the city or nearby areas.

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

Search your address on Amarillo Mutual Water Company'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 Rosemead 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 Amarillo Mutual Water Company whether your street is scheduled and whether it covers the private side.