New York · population 59,569
Lead pipes in Hempstead, NY
733 lead or galvanized lines to replace
Most of Hempstead (population 59,569) gets its water from Hempstead (V). That system reported 119 lead and 614 galvanized-requiring-replacement service lines out of 9,383, with 5,463 more of unknown material.
7.8% of Hempstead (V)'s service lines are lead or galvanized requiring replacement, about the same as the New York average (7.6%) and higher than the national average (3.1%).
- Lead 1.3%
- Galvanized (replace) 6.5%
- Unknown 58%
- Non-lead 34%
Latest lead test for Hempstead (V) (Jul 2025–Dec 2025): not detected 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 for Hempstead (V).
Water systems serving Hempstead
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Hempstead (V)Main system | 119 | 614 | 5,463 | 7.8% |
| WA of Western NassauAlso serves parts of the city | 4,459 | 4 | 483 | 16% |
| Liberty Utilities New York - LynbrookAlso serves parts of the city | 4,078 | 193 | 22,608 | 5.5% |
| Liberty Utilities New York - MerrickAlso serves parts of the city | 32 | 16 | 253 | 0.1% |
| Town of Hempstead Water DepartmentAlso serves parts of the city | 20 | 14 | 30,533 | <0.1% |
| West Hempstead WDAlso serves parts of the city | 4 | 0 | 58 | <0.1% |
| Lido-Point Lookout WDAlso serves parts of the city | 2 | 0 | 1,208 | <0.1% |
| Franklin Square WDAlso serves parts of the city | 1 | 0 | 3,742 | <0.1% |
| Cathedral Gardens WDAlso serves parts of the city | 0 | 0 | 31 | 0% |
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 Hempstead
The counts above cover the whole water system. To see whether your line is lead, look up your address on Hempstead (V)'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
- Garden1,276 lead + galv. lines
- Rockville Centre641 lead + galv. lines
- Mineola477 lead + galv. lines
- Malverne4,271 lead + galv. lines
- Stewart Manor4,463 lead + galv. lines
- East Williston112 lead + galv. lines
- New Hyde Park4,463 lead + galv. lines
- Williston Park548 lead + galv. lines
Check another water system
Questions
Does Hempstead, NY have lead pipes?
Yes. Hempstead (V), which serves Hempstead, reported 119 lead and 614 galvanized-requiring-replacement service lines, plus 5,463 of unknown material.
Who supplies water to Hempstead?
EPA's service area maps place most of Hempstead in Hempstead (V)'s service area (PWSID NY2902827). WA of Western Nassau, Liberty Utilities New York - Lynbrook, Liberty Utilities New York - Merrick, Town of Hempstead Water Department, West Hempstead WD, Lido-Point Lookout WD, Franklin Square WD, Cathedral Gardens WD also serve parts of the city or nearby areas.
How do I check whether my Hempstead home has a lead service line?
Search your address on Hempstead (V)'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 Hempstead 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 Hempstead (V) whether your street is scheduled and whether it covers the private side.