Pennsylvania · population 36,075
Lead pipes in Norristown, PA
417 lead or galvanized lines to replace
Most of Norristown (population 36,075) gets its water from PA American Norristown. That system reported 43 lead and 374 galvanized-requiring-replacement service lines out of 34,495, with 30,340 more of unknown material.
1.2% of PA American Norristown's service lines are lead or galvanized requiring replacement, lower than the Pennsylvania average (2.9%) and lower than the national average (3.1%).
- Lead 0.1%
- Galvanized (replace) 1.1%
- Unknown 88%
- Non-lead 11%
Latest lead test for PA American Norristown (Jun 2025–Sep 2025): 2 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 PA American Norristown.
Water systems serving Norristown
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| PA American NorristownMain system | 43 | 374 | 30,340 | 1.2% |
| Aqua PA Main SystemServes nearby areas | 55 | 4,595 | 39,217 | 1.5% |
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 Norristown
The counts above cover the whole water system. To see whether your line is lead, look up your address on PA American Norristown'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
- Bridgeport417 lead + galv. lines
- Conshohocken4,650 lead + galv. lines
- West Conshohocken4,650 lead + galv. lines
- Ambler344 lead + galv. lines
- North Wales5 lead + galv. lines
- Collegeville2,222 unknown
- Lansdale60 lead + galv. lines
- Narberth4,650 lead + galv. lines
Check another water system
Questions
Does Norristown, PA have lead pipes?
Yes. PA American Norristown, which serves Norristown, reported 43 lead and 374 galvanized-requiring-replacement service lines, plus 30,340 of unknown material.
Who supplies water to Norristown?
EPA's service area maps place most of Norristown in PA American Norristown's service area (PWSID PA1460046). Aqua PA Main System also serves parts of the city or nearby areas.
How do I check whether my Norristown home has a lead service line?
Search your address on PA American Norristown'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 Norristown 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 PA American Norristown whether your street is scheduled and whether it covers the private side.