Indiana · population 37,796
Lead pipes in Plainfield, IN
210 lines still unidentified
Most of Plainfield (population 37,796) gets its water from Plainfield Water Works. It reported no confirmed lead service lines, but 210 of 11,040 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Plainfield Water Works's service lines are lead or galvanized requiring replacement, lower than the Indiana average (9.0%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 1.9%
- Non-lead 98%
Latest lead test for Plainfield Water Works (Jan 2024–Dec 2026): 1.1 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 Plainfield Water Works.
Water systems serving Plainfield
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Plainfield Water WorksMain system | 0 | 0 | 210 | 0% |
| Plainfield Re-Entry Educational FacilityAlso serves parts of the city | 0 | 0 | 85 | 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 Plainfield
The counts above cover the whole water system. To see whether your line is lead, look up your address on Plainfield Water Works'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
- Avon56,961 lead + galv. lines
- Mooresville2 lead + galv. lines
- Danvilleno lead reported
- Clermont56,961 lead + galv. lines
- Monrovia56,961 lead + galv. lines
- Speedway40 lead + galv. lines
- Brownsburg1,581 unknown
- Brooklynno lead reported
Check another water system
Questions
Does Plainfield, IN have lead pipes?
None are confirmed, but Plainfield Water Works still lists 210 service lines as unknown material.
Who supplies water to Plainfield?
EPA's service area maps place most of Plainfield in Plainfield Water Works's service area (PWSID IN5232020). Plainfield Re-Entry Educational Facility also serves parts of the city or nearby areas.
How do I check whether my Plainfield home has a lead service line?
Search your address on Plainfield Water Works'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 Plainfield 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 Plainfield Water Works whether your street is scheduled and whether it covers the private side.