New York · population 5,489
Lead pipes in Williamsville, NY
59 lead or galvanized lines to replace
Most of Williamsville (population 5,489) gets its water from Ecwa Amherst. That system reported 3 lead and 56 galvanized-requiring-replacement service lines out of 24,233, with 1,514 more of unknown material.
0.2% of Ecwa Amherst's service lines are lead or galvanized requiring replacement, lower than the New York average (7.6%) and lower than the national average (3.1%).
- Lead <0.1%
- Galvanized (replace) 0.2%
- Unknown 6.2%
- Non-lead 94%
Latest lead test for Ecwa Amherst (Jan 2020–Dec 2022): 9.9 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 Ecwa Amherst.
Water systems serving Williamsville
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Ecwa AmherstMain system | 3 | 56 | 1,514 | 0.2% |
| Ecwa DirectServes nearby areas | 248 | 4,798 | 15,383 | 4.5% |
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 Williamsville
The counts above cover the whole water system. To see whether your line is lead, look up your address on Ecwa Amherst'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
- Depew5,046 lead + galv. lines
- Sloan5,046 lead + galv. lines
- Lancaster5,046 lead + galv. lines
- Kenmore12 lead + galv. lines
- Buffalo34,318 lead + galv. lines
- Tonawanda5,046 lead + galv. lines
- North Tonawanda1 lead + galv. lines
- Lackawanna5,046 lead + galv. lines
Check another water system
Questions
Does Williamsville, NY have lead pipes?
Yes. Ecwa Amherst, which serves Williamsville, reported 3 lead and 56 galvanized-requiring-replacement service lines, plus 1,514 of unknown material.
Who supplies water to Williamsville?
EPA's service area maps place most of Williamsville in Ecwa Amherst's service area (PWSID NY1400399). Ecwa Direct also serves parts of the city or nearby areas.
How do I check whether my Williamsville home has a lead service line?
Search your address on Ecwa Amherst'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 Williamsville 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 Ecwa Amherst whether your street is scheduled and whether it covers the private side.