Missouri · population 13,198
Lead pipes in Union, MO
5,307 lines still unidentified
Most of Union (population 13,198) gets its water from Union PWS. It reported no confirmed lead service lines, but 5,307 of 5,307 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Union PWS's service lines are lead or galvanized requiring replacement, lower than the Missouri average (3.3%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 100%
- Non-lead 0%
Latest lead test for Union PWS (Jan 2022–Dec 2024): 2.5 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 Union PWS.
Water systems serving Union
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Union PWSMain system | 0 | 0 | 5,307 | 0% |
| Franklin County PWSD 3Serves nearby areas | 0 | 0 | 3,068 | 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 Union
The counts above cover the whole water system. To see whether your line is lead, look up your address on Union PWS'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
- St. Clair33 lead + galv. lines
- Washingtonno lead reported
- Pacific47 unknown
- Marthasvilleno lead reported
- New Haven7 lead + galv. lines
- Eureka10,669 lead + galv. lines
- Wildwood10,669 lead + galv. lines
- Byrnes Mill451 unknown
Check another water system
Questions
Does Union, MO have lead pipes?
None are confirmed, but Union PWS still lists 5,307 service lines as unknown material.
Who supplies water to Union?
EPA's service area maps place most of Union in Union PWS's service area (PWSID MO6010801). Franklin County PWSD 3 also serves parts of the city or nearby areas.
How do I check whether my Union home has a lead service line?
Search your address on Union PWS'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 Union 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 Union PWS whether your street is scheduled and whether it covers the private side.