South Dakota · population 13,788
Lead pipes in Pierre, SD
5,036 lines still unidentified
Most of Pierre (population 13,788) gets its water from Pierre. It reported no confirmed lead service lines, but 5,036 of 5,208 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Pierre's service lines are lead or galvanized requiring replacement, lower than the South Dakota average (0.8%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 97%
- Non-lead 3.3%
Latest lead test for Pierre (Jul 2023–Dec 2023): 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 Pierre.
Water systems serving Pierre
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| PierreMain system | 0 | 0 | 5,036 | 0% |
| Mid-Dakota Rural WaterAlso serves parts of the city | 2 | 0 | 1,714 | <0.1% |
| TMT, INC.Also serves parts of the city | 0 | 0 | 10 | 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 Pierre
The counts above cover the whole water system. To see whether your line is lead, look up your address on Pierre'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
- Gettysburg45 unknown
- Eagle Butte764 unknown
- Chamberlain1 lead + galv. lines
- Miller24 lead + galv. lines
- Winner1,684 unknown
- Missionno lead reported
- Mobridge91 lead + galv. lines
- Gregory1,366 unknown
Check another water system
Questions
Does Pierre, SD have lead pipes?
None are confirmed, but Pierre still lists 5,036 service lines as unknown material.
Who supplies water to Pierre?
EPA's service area maps place most of Pierre in Pierre's service area (PWSID SD4600242). Mid-Dakota Rural Water, TMT, INC. also serve parts of the city or nearby areas.
How do I check whether my Pierre home has a lead service line?
Search your address on Pierre'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 Pierre 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 Pierre whether your street is scheduled and whether it covers the private side.