North Dakota · population 1,091
Lead pipes in Thompson, ND
7 lead or galvanized lines to replace
Most of Thompson (population 1,091) gets its water from East Central Regional Wd-Gf. That system reported 6 lead and 1 galvanized-requiring-replacement service lines out of 3,003, with 1,949 more of unknown material.
0.2% of East Central Regional Wd-Gf'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 0.2%
- Galvanized (replace) <0.1%
- Unknown 65%
- Non-lead 35%
Latest lead test for East Central Regional Wd-Gf (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 East Central Regional Wd-Gf.
Water systems serving Thompson
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| East Central Regional Wd-GfMain system | 6 | 1 | 1,949 | 0.2% |
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 Thompson
The counts above cover the whole water system. To see whether your line is lead, look up your address on East Central Regional Wd-Gf'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
- Grand Forks993 lead + galv. lines
- Mayville21 lead + galv. lines
- Hillsboro15 lead + galv. lines
- Larimore17 lead + galv. lines
- Grafton49 lead + galv. lines
- Park River4 lead + galv. lines
- Fargo2,049 lead + galv. lines
- Valley36 lead + galv. lines
Check another water system
Questions
Does Thompson, ND have lead pipes?
Yes. East Central Regional Wd-Gf, which serves Thompson, reported 6 lead and 1 galvanized-requiring-replacement service lines, plus 1,949 of unknown material.
Who supplies water to Thompson?
EPA's service area maps place most of Thompson in East Central Regional Wd-Gf's service area (PWSID ND1801062).
How do I check whether my Thompson home has a lead service line?
Search your address on East Central Regional Wd-Gf'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 Thompson 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 East Central Regional Wd-Gf whether your street is scheduled and whether it covers the private side.