Lead Pipe Map

Pennsylvania · population 20,729

Lead pipes in Murrysville, PA

2,680 lead or galvanized lines to replace

Most of Murrysville (population 20,729) gets its water from Mawc Sweeney Plant. That system reported 2,408 lead and 272 galvanized-requiring-replacement service lines out of 64,985, with 1,911 more of unknown material.

4.1% of Mawc Sweeney Plant's service lines are lead or galvanized requiring replacement, higher than the Pennsylvania average (2.9%) and higher than the national average (3.1%).

2,408Lead
272Galvanized, replace
1,911Unknown material
60,394Non-lead

Latest lead test for Mawc Sweeney Plant (Jun 2025–Sep 2025): 3.5 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 Mawc Sweeney Plant.

Water systems serving Murrysville

Water systemLeadGalv.Unknown% lead
Mawc Sweeney PlantMain system2,4082721,9114.1%
Plum Boro Muni AuthServes nearby areas008,2840%

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 Murrysville

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

Find the official inventory mapMawc Sweeney Plant 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 Murrysville, PA have lead pipes?

Yes. Mawc Sweeney Plant, which serves Murrysville, reported 2,408 lead and 272 galvanized-requiring-replacement service lines, plus 1,911 of unknown material.

Who supplies water to Murrysville?

EPA's service area maps place most of Murrysville in Mawc Sweeney Plant's service area (PWSID PA5650032). Plum Boro Muni Auth also serves parts of the city or nearby areas.

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

Search your address on Mawc Sweeney Plant'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 Murrysville 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 Mawc Sweeney Plant whether your street is scheduled and whether it covers the private side.