Lead Pipe Map

Porter, NY · PWSID NY3100577

Porter Master Improvement Area lead service lines

2 lead or galvanized lines to replace

Porter Master Improvement Area reported 0 lead and 2 galvanized-requiring-replacement service lines out of 2,083 in its inventory. That's about 1 in 1,042 lines. Another 388 (19%) are still listed as unknown material.

Ranks #395 of 490 New York systems with confirmed lead lines, and #6,264 nationally.

<0.1% of Porter Master Improvement Area's service lines are lead or galvanized requiring replacement. That's lower than the New York average (7.6%) and lower than the national average (3.1%).

0Lead
2Galvanized, replace
388Unknown material
1,693Non-lead

Total service lines reported: 2,083. Reported all required service line types. Population served: 6,920; 2,062 connections.

Lead test results

Porter Master Improvement Area's most recent 90th-percentile lead result (Jan 2026–Jun 2026) was 1 ppb, below both the 15 ppb action level and the 10 ppb level that takes effect in 2027. This means 90% of homes sampled were at or below that level; individual homes, especially those with lead lines, can be higher.

1510Jan 2015–Dec 2017: 7 ppb2015Jan 2018–Dec 2020: 6 ppb2018Jan 2021–Dec 2023: 6 ppb2021Jul 2025–Dec 2025: 1 ppb2025Jan 2026–Jun 2026: 1 ppb2026

Lead and Copper Rule 90th-percentile results reported to EPA, in parts per billion. Dashed lines: 15 ppb action level and the 10 ppb level from November 1, 2027.

Progress since 2025 Q1

Reported lead and galvanized-requiring-replacement lines went from 2 in 2025 Q1 to 2 in 2026 Q3: no change. Lines of unknown material went from 388 to 388, no change.

2025 Q1: 2 lead + galvanized22025 Q12025 Q2: 2 lead + galvanized22025 Q22025 Q3: 2 lead + galvanized22025 Q32025 Q4: 2 lead + galvanized22025 Q42026 Q1: 2 lead + galvanized22026 Q12026 Q2: 2 lead + galvanized22026 Q22026 Q3: 2 lead + galvanized22026 Q3

Quarterly counts reported to EPA. A drop usually means lines were replaced or confirmed non-lead; a rise usually means more lines were identified. Replacement progress rankings.

Lead rule violations

EPA's data lists no Lead and Copper Rule violations for Porter Master Improvement Area since 2015. That covers testing, reporting, corrosion control and public notice requirements; it isn't a guarantee about any individual home.

Source: EPA SDWIS violation records for the Lead and Copper Rule.

Where the water comes from

Porter Master Improvement Area's main water source is purchased surface water. It buys treated water from Niagara County Water District. The seller treats the water, including corrosion control that keeps lead from dissolving out of pipes, while Porter Master Improvement Area is responsible for its own service line inventory and replacement program.

Source: EPA SDWIS water system and facility records.

Check your own address

These counts cover the whole system. To see whether your line is lead, use the utility's address-level inventory. Utilities had to prepare one by October 16, 2024 and make it publicly accessible; systems serving more than 50,000 people must post it online.

No map yet? Do the 2-minute scratch and magnet test on the pipe where water enters your home.

Protect your drinking water now

If your line is lead, galvanized or unknown, filter water for drinking, cooking and baby formula. Use a filter certified to NSF/ANSI 53 for lead. Run cold water for a few minutes after it sits for hours, and never use hot tap water for cooking.

How to pick a lead-certified filter · How to test your water for lead

Getting the line replaced

EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Porter Master Improvement Area whether it replaces the private side for free or with a cost share before you hire anyone. If you want it done sooner, or your utility doesn't cover your side, a licensed plumber can quote it. What replacement costs.

County pages: Lead pipes in Niagara County

ZIP codes served

ZIP codes whose center falls inside Porter Master Improvement Area's mapped service area (EPA service area boundaries). Neighboring utilities may serve parts of the same ZIP.

14174

Other water systems nearby

SystemLead + galv.Unknown
Niagara Falls Water Board22618,070
North Tonawanda City19,446
Lockport City WTP8446,893
Newfane Town WDS3643
Youngstown (V)20
Middleport Village3506
Wilson Village2512
Barker Village182

Check another water system

Questions

Does Porter Master Improvement Area have lead pipes?

Yes. Porter Master Improvement Area reported 0 lead service lines and 2 galvanized lines that must be replaced, out of 2,083 total. 388 more are of unknown material.

How do I check if my home's service line is lead?

Look up your address on Porter Master Improvement Area's official service line inventory, which utilities must make publicly available. You can also scratch the pipe where it enters your home: lead is soft, dull gray, scratches to shiny silver and does not attract a magnet.

When will Porter Master Improvement Area replace lead service lines?

Under EPA's Lead and Copper Rule Improvements, most systems must replace lead and galvanized-requiring-replacement lines by December 31, 2037, starting from November 1, 2027. The rule is being challenged in court, so dates could change. Many utilities run free or cost-share programs now.

Has Porter Master Improvement Area had lead violations?

EPA's data shows no Lead and Copper Rule violations since 2015 for Porter Master Improvement Area.

Which water filters remove lead?

Use a filter certified to NSF/ANSI Standard 53 for lead reduction, or NSF/ANSI 58 for reverse osmosis. Check the certification on NSF's listings, not just the box.

Embed or cite this data

Local news sites, blogs and community groups can embed this card. It updates when EPA releases new data.

Citation: Lead Pipe Map, "Porter Master Improvement Area lead service lines," https://leadpipemap.com/ny/porter-master-improvement-area/. Source: EPA SDWIS service line inventory, 2026 Q3. Download the full dataset on the data page.