Lead Pipe Map

Pennsylvania · population 4,657

Lead pipes in Arnold, PA

14,078 lines still unidentified

Most of Arnold (population 4,657) gets its water from New Kensington Muni Auth. It reported no confirmed lead service lines, but 14,078 of 14,789 lines are still listed as unknown material, so lead hasn't been ruled out.

0% of New Kensington Muni Auth's service lines are lead or galvanized requiring replacement, lower than the Pennsylvania average (2.9%) and lower than the national average (3.1%).

0Lead
0Galvanized, replace
14,078Unknown material
711Non-lead

Latest lead test for New Kensington Muni Auth (Jun 2025–Sep 2025): 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 New Kensington Muni Auth.

Water systems serving Arnold

Water systemLeadGalv.Unknown% lead
New Kensington Muni AuthMain system0014,0780%
East Deer TWP Water DeptServes nearby areas003700%

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 Arnold

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

Find the official inventory mapNew Kensington Muni Auth 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 Arnold, PA have lead pipes?

None are confirmed, but New Kensington Muni Auth still lists 14,078 service lines as unknown material.

Who supplies water to Arnold?

EPA's service area maps place most of Arnold in New Kensington Muni Auth's service area (PWSID PA5650070). East Deer TWP Water Dept also serves parts of the city or nearby areas.

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

Search your address on New Kensington Muni Auth'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 Arnold 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 New Kensington Muni Auth whether your street is scheduled and whether it covers the private side.