New York · population 3,528
Lead pipes in Muttontown, NY
5 lead or galvanized lines to replace
Most of Muttontown (population 3,528) gets its water from Jericho WD. That system reported 2 lead and 3 galvanized-requiring-replacement service lines out of 19,246, with 73 more of unknown material.
<0.1% of Jericho WD'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) <0.1%
- Unknown 0.4%
- Non-lead 100%
Latest lead test for Jericho WD (2026): 2 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 1 Lead and Copper Rule violation since 2015, 1 health-based for Jericho WD.
Water systems serving Muttontown
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Jericho WDMain system | 2 | 3 | 73 | <0.1% |
| Oyster Bay WDServes nearby areas | 0 | 22 | 1,306 | 0.8% |
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 Muttontown
The counts above cover the whole water system. To see whether your line is lead, look up your address on Jericho WD'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
- Upper Brookville5 lead + galv. lines
- Brookville5 lead + galv. lines
- Oyster Bay Cove22 lead + galv. lines
- Old Brookville15 lead + galv. lines
- Laurel Hollow5 lead + galv. lines
- Mill Neckno lead reported
- Old Westbury30 lead + galv. lines
- East Hills115 lead + galv. lines
Check another water system
Questions
Does Muttontown, NY have lead pipes?
Yes. Jericho WD, which serves Muttontown, reported 2 lead and 3 galvanized-requiring-replacement service lines, plus 73 of unknown material.
Who supplies water to Muttontown?
EPA's service area maps place most of Muttontown in Jericho WD's service area (PWSID NY2902831). Oyster Bay WD also serves parts of the city or nearby areas.
How do I check whether my Muttontown home has a lead service line?
Search your address on Jericho WD'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 Muttontown 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 Jericho WD whether your street is scheduled and whether it covers the private side.