New Jersey · population 10,549
Lead pipes in South Amboy, NJ
2,562 lead or galvanized lines to replace
Most of South Amboy (population 10,549) gets its water from Middlesex Water Company. That system reported 3 lead and 2,559 galvanized-requiring-replacement service lines out of 62,200, with 568 more of unknown material.
4.1% of Middlesex Water Company's service lines are lead or galvanized requiring replacement, about the same as the New Jersey average (4.5%) and higher than the national average (3.1%).
- Lead <0.1%
- Galvanized (replace) 4.1%
- Unknown 0.9%
- Non-lead 95%
Latest lead test for Middlesex Water Company (Jan 2026–Jun 2026): 0.9 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 7 Lead and Copper Rule violations since 2015, 1 health-based for Middlesex Water Company.
Water systems serving South Amboy
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Middlesex Water CompanyMain system | 3 | 2,559 | 568 | 4.1% |
| Perth Amboy Water DepartmentServes nearby areas | 0 | 852 | 4,460 | 9.8% |
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 South Amboy
The counts above cover the whole water system. To see whether your line is lead, look up your address on Middlesex Water Company'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
- Perth Amboy852 lead + galv. lines
- Sayreville197 lead + galv. lines
- Metuchen2,562 lead + galv. lines
- Matawan144 lead + galv. lines
- South River23 lead + galv. lines
- Carteret2,562 lead + galv. lines
- Highland Park72 lead + galv. lines
- Rahway228 lead + galv. lines
Check another water system
Questions
Does South Amboy, NJ have lead pipes?
Yes. Middlesex Water Company, which serves South Amboy, reported 3 lead and 2,559 galvanized-requiring-replacement service lines, plus 568 of unknown material.
Who supplies water to South Amboy?
EPA's service area maps place most of South Amboy in Middlesex Water Company's service area (PWSID NJ1225001). Perth Amboy Water Department also serves parts of the city or nearby areas.
How do I check whether my South Amboy home has a lead service line?
Search your address on Middlesex Water Company'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 South Amboy 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 Middlesex Water Company whether your street is scheduled and whether it covers the private side.