Pennsylvania · population 2,075
Lead pipes in Leechburg, PA
2,680 lead or galvanized lines to replace
Most of Leechburg (population 2,075) 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%).
- Lead 3.7%
- Galvanized (replace) 0.4%
- Unknown 2.9%
- Non-lead 93%
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 Leechburg
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Mawc Sweeney PlantMain system | 2,408 | 272 | 1,911 | 4.1% |
| Gilpin TWP Muni AuthServes nearby areas | 0 | 0 | 0 | – |
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 Leechburg
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.
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.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- West Leechburg2,680 lead + galv. lines
- Vandergrift2,680 lead + galv. lines
- North Apollo2,680 lead + galv. lines
- Apollo2,680 lead + galv. lines
- Freeportno lead reported
- Lower Burrell14,078 unknown
- Brackenridge243 unknown
- Tarentumno lead reported
Check another water system
Questions
Does Leechburg, PA have lead pipes?
Yes. Mawc Sweeney Plant, which serves Leechburg, reported 2,408 lead and 272 galvanized-requiring-replacement service lines, plus 1,911 of unknown material.
Who supplies water to Leechburg?
EPA's service area maps place most of Leechburg in Mawc Sweeney Plant's service area (PWSID PA5650032). Gilpin TWP Muni Auth also serves parts of the city or nearby areas.
How do I check whether my Leechburg 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 Leechburg 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.