Lancaster, NH · PWSID NH1291010
Lancaster Water Dept lead service lines
82 lead or galvanized lines to replace
Lancaster Water Dept reported 0 lead and 82 galvanized-requiring-replacement service lines out of 1,152 in its inventory. That's about 1 in 14 lines. Another 1,070 (93%) are still listed as unknown material.
Ranks #7 of 58 New Hampshire systems with confirmed lead lines, and #2,072 nationally.
7.1% of Lancaster Water Dept's service lines are lead or galvanized requiring replacement. That's higher than the New Hampshire average (1.9%) and higher than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 7.1%
- Unknown 93%
- Non-lead 0%
Total service lines reported: 1,152. Reported some but not all service line types. Population served: 2,500; 934 connections.
Progress since 2025 Q1
Reported lead and galvanized-requiring-replacement lines went from 82 in 2025 Q1 to 82 in 2026 Q3: no change. Lines of unknown material went from 1,070 to 1,070, no change.
Quarterly counts reported to EPA. A drop usually means lines were replaced or confirmed non-lead; a rise usually means more lines were identified. Replacement progress rankings.
Lead rule violations
EPA's data lists no Lead and Copper Rule violations for Lancaster Water Dept since 2015. That covers testing, reporting, corrosion control and public notice requirements; it isn't a guarantee about any individual home.
Source: EPA SDWIS violation records for the Lead and Copper Rule.
Where the water comes from
Lancaster Water Dept's main water source is surface water (rivers, lakes or reservoirs).
Source: EPA SDWIS water system and facility records.
Check your own address
These counts cover the whole system. To see whether your line is lead, use the utility's address-level inventory. Utilities had to prepare one by October 16, 2024 and make it publicly accessible; systems serving more than 50,000 people must post it online.
No map yet? Do the 2-minute scratch and magnet test on the pipe where water enters your home.
Protect your drinking water now
If your line is lead, galvanized or unknown, filter water for drinking, cooking and baby formula. Use a filter certified to NSF/ANSI 53 for lead. Run cold water for a few minutes after it sits for hours, and never use hot tap water for cooking.
How to pick a lead-certified filter · How to test your water for lead
Getting the line replaced
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Lancaster Water Dept whether it replaces the private side for free or with a cost share before you hire anyone. If you want it done sooner, or your utility doesn't cover your side, a licensed plumber can quote it. What replacement costs.
County pages: Lead pipes in Coos County
Other water systems nearby
| System | Lead + galv. | Unknown |
|---|---|---|
| Berlin Water Works | 0 | 839 |
| Groveton Water Sys | 7 | 687 |
| Gorham Water and Sewer Dept | 14 | 901 |
| Carroll Water Works | 15 | 413 |
| W Stewartstown Water PCT | 1 | 16 |
| North Stratford Water Dept | 7 | 23 |
| Pittsburg Water Dept | 4 | 0 |
| Errol Water Works/West | 1 | 0 |
Check another water system
Questions
Does Lancaster Water Dept have lead pipes?
Yes. Lancaster Water Dept reported 0 lead service lines and 82 galvanized lines that must be replaced, out of 1,152 total. 1,070 more are of unknown material.
How do I check if my home's service line is lead?
Look up your address on Lancaster Water Dept's official service line inventory, which utilities must make publicly available. You can also scratch the pipe where it enters your home: lead is soft, dull gray, scratches to shiny silver and does not attract a magnet.
When will Lancaster Water Dept replace lead service lines?
Under EPA's Lead and Copper Rule Improvements, most systems must replace lead and galvanized-requiring-replacement lines by December 31, 2037, starting from November 1, 2027. The rule is being challenged in court, so dates could change. Many utilities run free or cost-share programs now.
Has Lancaster Water Dept had lead violations?
EPA's data shows no Lead and Copper Rule violations since 2015 for Lancaster Water Dept.
Which water filters remove lead?
Use a filter certified to NSF/ANSI Standard 53 for lead reduction, or NSF/ANSI 58 for reverse osmosis. Check the certification on NSF's listings, not just the box.
Embed or cite this data
Local news sites, blogs and community groups can embed this card. It updates when EPA releases new data.
Citation: Lead Pipe Map, "Lancaster Water Dept lead service lines," https://leadpipemap.com/nh/lancaster-water-dept/. Source: EPA SDWIS service line inventory, 2026 Q3. Download the full dataset on the data page.