North Dakota · population 24,788
Lead pipes in Mandan, ND
61 lead or galvanized lines to replace
Most of Mandan (population 24,788) gets its water from City of Mandan. That system reported 58 lead and 3 galvanized-requiring-replacement service lines out of 7,848, with 4,481 more of unknown material.
0.8% of City of Mandan's service lines are lead or galvanized requiring replacement, lower than the North Dakota average (2.0%) and lower than the national average (3.1%).
- Lead 0.7%
- Galvanized (replace) <0.1%
- Unknown 57%
- Non-lead 42%
Latest lead test for City of Mandan (Jan 2024–Dec 2026): 4.2 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 City of Mandan.
Water systems serving Mandan
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| City of MandanMain system | 58 | 3 | 4,481 | 0.8% |
| Missouri West Water SystemAlso serves parts of the city | 0 | 0 | 631 | 0% |
| Riverview HeightsAlso serves parts of the city | 0 | 0 | 55 | 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 Mandan
The counts above cover the whole water system. To see whether your line is lead, look up your address on City of Mandan'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
- Bismarck175 lead + galv. lines
- New Salem2 lead + galv. lines
- Garrison23 lead + galv. lines
- Harvey862 unknown
- Dickinson126 lead + galv. lines
- Carrington65 lead + galv. lines
- Surrey295 unknown
- New Rockford61 lead + galv. lines
Check another water system
Questions
Does Mandan, ND have lead pipes?
Yes. City of Mandan, which serves Mandan, reported 58 lead and 3 galvanized-requiring-replacement service lines, plus 4,481 of unknown material.
Who supplies water to Mandan?
EPA's service area maps place most of Mandan in City of Mandan's service area (PWSID ND3000596). Missouri West Water System, Riverview Heights also serve parts of the city or nearby areas.
How do I check whether my Mandan home has a lead service line?
Search your address on City of Mandan'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 Mandan 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 City of Mandan whether your street is scheduled and whether it covers the private side.