Colorado · population 65,473
Lead pipes in Parker, CO
82 lines still unidentified
Most of Parker (population 65,473) gets its water from Parker WSD. It reported no confirmed lead service lines, but 82 of 20,005 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Parker WSD'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%
- Unknown 0.4%
- Non-lead 100%
Latest lead test for Parker WSD (Jan 2026–Jun 2026): 2.6 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 1 Lead and Copper Rule violation since 2015 for Parker WSD.
Water systems serving Parker
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Parker WSDMain system | 0 | 0 | 82 | 0% |
| Stonegate MDServes 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 Parker
The counts above cover the whole water system. To see whether your line is lead, look up your address on Parker WSD'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
- Lone Treeno lead reported
- Castle Pines82 unknown
- Centennialno lead reported
- Greenwoodno lead reported
- Littletonno lead reported
- Aurora476 lead + galv. lines
- Glendaleno lead reported
- Sheridan2,433 lead + galv. lines
Check another water system
Questions
Does Parker, CO have lead pipes?
None are confirmed, but Parker WSD still lists 82 service lines as unknown material.
Who supplies water to Parker?
EPA's service area maps place most of Parker in Parker WSD's service area (PWSID CO0118040). Stonegate MD also serves parts of the city or nearby areas.
How do I check whether my Parker home has a lead service line?
Search your address on Parker WSD'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 Parker 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 Parker WSD whether your street is scheduled and whether it covers the private side.