Iowa · population 1,515
Lead pipes in Nashua, IA
1 lead or galvanized lines to replace
Most of Nashua (population 1,515) gets its water from Nashua Water Supply. That system reported 1 lead and 0 galvanized-requiring-replacement service lines out of 743, with 20 more of unknown material.
0.1% of Nashua Water Supply's service lines are lead or galvanized requiring replacement, lower than the Iowa average (5.6%) and lower than the national average (3.1%).
- Lead 0.1%
- Galvanized (replace) 0%
- Unknown 2.7%
- Non-lead 97%
Latest lead test for Nashua Water Supply (Jan 2023–Dec 2025): 4.3 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Nashua Water Supply.
Water systems serving Nashua
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Nashua Water SupplyMain system | 1 | 0 | 20 | 0.1% |
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 Nashua
The counts above cover the whole water system. To see whether your line is lead, look up your address on Nashua Water Supply'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
- Charles773 lead + galv. lines
- Clarksville35 lead + galv. lines
- New Hampton21 unknown
- Waverly877 lead + galv. lines
- Shell Rockno lead reported
- Tripoli6 lead + galv. lines
- Janesville7 lead + galv. lines
- Denverno lead reported
Check another water system
Questions
Does Nashua, IA have lead pipes?
Yes. Nashua Water Supply, which serves Nashua, reported 1 lead and 0 galvanized-requiring-replacement service lines, plus 20 of unknown material.
Who supplies water to Nashua?
EPA's service area maps place most of Nashua in Nashua Water Supply's service area (PWSID IA1967041).
How do I check whether my Nashua home has a lead service line?
Search your address on Nashua Water Supply'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 Nashua 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 Nashua Water Supply whether your street is scheduled and whether it covers the private side.