Colorado · population 115,302
Lead pipes in Westminster, CO
1 lead or galvanized lines to replace
Most of Westminster (population 115,302) gets its water from City of Westminster. That system reported 0 lead and 1 galvanized-requiring-replacement service lines out of 33,619, with 8 more of unknown material.
<0.1% of City of Westminster's service lines are lead or galvanized requiring replacement, lower than the Colorado average (1.2%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) <0.1%
- Unknown <0.1%
- Non-lead 100%
Latest lead test for City of Westminster (Jan 2023–Dec 2025): 1.3 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 Westminster.
Water systems serving Westminster
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| City of WestminsterMain system | 0 | 1 | 8 | <0.1% |
| Broomfield City and County ofServes nearby areas | 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 Westminster
The counts above cover the whole water system. To see whether your line is lead, look up your address on City of Westminster'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
- Federal Heightsno lead reported
- Northglennno lead reported
- Broomfieldno lead reported
- Arvada12 lead + galv. lines
- Superiorno lead reported
- Thorntonno lead reported
- Louisville4,416 unknown
- Wheat Ridgeno lead reported
Check another water system
Questions
Does Westminster, CO have lead pipes?
Yes. City of Westminster, which serves Westminster, reported 0 lead and 1 galvanized-requiring-replacement service lines, plus 8 of unknown material.
Who supplies water to Westminster?
EPA's service area maps place most of Westminster in City of Westminster's service area (PWSID CO0101170). Broomfield City and County of also serves parts of the city or nearby areas.
How do I check whether my Westminster home has a lead service line?
Search your address on City of Westminster'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 Westminster 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 Westminster whether your street is scheduled and whether it covers the private side.