Minnesota · population 1,549
Lead pipes in Warren, MN
512 lines still unidentified
Most of Warren (population 1,549) gets its water from Warren. It reported no confirmed lead service lines, but 512 of 585 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Warren's service lines are lead or galvanized requiring replacement, lower than the Minnesota average (5.7%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 88%
- Non-lead 12%
Latest lead test for Warren (Jan 2024–Dec 2026): not detected 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 Warren.
Water systems serving Warren
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| WarrenMain system | 0 | 0 | 512 | 0% |
| Marshall-Polk Rural Water SystemAlso serves parts of the city | 0 | 0 | 0 | 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 Warren
The counts above cover the whole water system. To see whether your line is lead, look up your address on Warren'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
- East Grand Forks9 lead + galv. lines
- Crookston14 lead + galv. lines
- Dilworth34 lead + galv. lines
- Moorhead210 lead + galv. lines
- International Falls51 lead + galv. lines
- Crosslake49 unknown
- East Gull Lakeno lead reported
- Baxterno lead reported
Check another water system
Questions
Does Warren, MN have lead pipes?
None are confirmed, but Warren still lists 512 service lines as unknown material.
Who supplies water to Warren?
EPA's service area maps place most of Warren in Warren's service area (PWSID MN1450012). Marshall-Polk Rural Water System also serves parts of the city or nearby areas.
How do I check whether my Warren home has a lead service line?
Search your address on Warren'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 Warren 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 Warren whether your street is scheduled and whether it covers the private side.