New Jersey · population 1,938
Lead pipes in Hopewell, NJ
46 lead or galvanized lines to replace
Most of Hopewell (population 1,938) gets its water from Hopewell Boro W Dept. That system reported 46 lead and 0 galvanized-requiring-replacement service lines out of 764, with 3 more of unknown material.
6.0% of Hopewell Boro W Dept's service lines are lead or galvanized requiring replacement, higher than the New Jersey average (4.5%) and higher than the national average (3.1%).
- Lead 6.0%
- Galvanized (replace) 0%
- Unknown 0.4%
- Non-lead 94%
Latest lead test for Hopewell Boro W Dept (Jan 2026–Jun 2026): not detected at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 10 Lead and Copper Rule violations since 2015, 2 health-based, 1 still open for Hopewell Boro W Dept.
Water systems serving Hopewell
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Hopewell Boro W DeptMain system | 46 | 0 | 3 | 6.0% |
| NJ American Water - RaritanServes nearby areas | 429 | 5,590 | 76,716 | 2.7% |
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 Hopewell
The counts above cover the whole water system. To see whether your line is lead, look up your address on Hopewell Boro W Dept'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
- Pennington154 lead + galv. lines
- Princeton6,019 lead + galv. lines
- Lambertville48 lead + galv. lines
- Flemington39 lead + galv. lines
- Manville6,019 lead + galv. lines
- Raritan6,019 lead + galv. lines
- Somerville6,019 lead + galv. lines
- Hightstown697 unknown
Check another water system
Questions
Does Hopewell, NJ have lead pipes?
Yes. Hopewell Boro W Dept, which serves Hopewell, reported 46 lead and 0 galvanized-requiring-replacement service lines, plus 3 of unknown material.
Who supplies water to Hopewell?
EPA's service area maps place most of Hopewell in Hopewell Boro W Dept's service area (PWSID NJ1105001). NJ American Water - Raritan also serves parts of the city or nearby areas.
How do I check whether my Hopewell home has a lead service line?
Search your address on Hopewell Boro W Dept'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 Hopewell 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 Hopewell Boro W Dept whether your street is scheduled and whether it covers the private side.