Montgomery County, MO · PWSID MO6024406
Montgomery Co PWSD 1 lead service lines
No lead lines reported
Montgomery Co PWSD 1 reported 1,895 service lines and no lead, galvanized-requiring-replacement or unknown lines. That's good news for the service line. Older homes can still have lead solder or brass fixtures inside, so testing is the only sure check.
0% of Montgomery Co PWSD 1's service lines are lead or galvanized requiring replacement. That's lower than the Missouri average (3.3%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 0%
- Non-lead 100%
Total service lines reported: 1,895. Reported all required service line types. Population served: 3,850; 1,402 connections.
Lead test results
Montgomery Co PWSD 1's most recent 90th-percentile lead result (Jan 2022–Dec 2024) was 2.1 ppb, below both the 15 ppb action level and the 10 ppb level that takes effect in 2027. This means 90% of homes sampled were at or below that level; individual homes, especially those with lead lines, can be higher.
Lead and Copper Rule 90th-percentile results reported to EPA, in parts per billion. Dashed lines: 15 ppb action level and the 10 ppb level from November 1, 2027.
Lead rule violations
EPA's data lists 2 Lead and Copper Rule violations since 2015, 1 still open for Montgomery Co PWSD 1. Health-based violations are treatment failures, such as corrosion control or public education; the rest are missed monitoring or reporting.
| Began | Violation | Status |
|---|---|---|
| Oct 2024 | Lead consumer notice not delivered or reported | Returned to compliance |
| Oct 2020 | Missed follow-up or routine lead and copper tap sampling | Open |
Source: EPA SDWIS violation records for the Lead and Copper Rule.
Where the water comes from
Montgomery Co PWSD 1's main water source is groundwater (wells). It buys treated water from Jonesburg PWS. The seller treats the water, including corrosion control that keeps lead from dissolving out of pipes, while Montgomery Co PWSD 1 is responsible for its own service line inventory and replacement program.
Source: EPA SDWIS water system and facility records.
Check your own address
These counts cover the whole system. To see whether your line is lead, use the utility's address-level inventory. Utilities had to prepare one by October 16, 2024 and make it publicly accessible; systems serving more than 50,000 people must post it online.
No map yet? Do the 2-minute scratch and magnet test on the pipe where water enters your home.
Protect your drinking water now
If your line is lead, galvanized or unknown, filter water for drinking, cooking and baby formula. Use a filter certified to NSF/ANSI 53 for lead. Run cold water for a few minutes after it sits for hours, and never use hot tap water for cooking.
How to pick a lead-certified filter · How to test your water for lead
Getting the line replaced
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Montgomery Co PWSD 1 whether it replaces the private side for free or with a cost share before you hire anyone. If you want it done sooner, or your utility doesn't cover your side, a licensed plumber can quote it. What replacement costs.
County pages: Lead pipes in Warren County · Lead pipes in Montgomery County
ZIP codes served
ZIP codes whose center falls inside Montgomery Co PWSD 1's mapped service area (EPA service area boundaries). Neighboring utilities may serve parts of the same ZIP.
633506336163363633816338365069
Other water systems nearby
| System | Lead + galv. | Unknown |
|---|---|---|
| Monroe County PWSD 2 | 0 | 2,202 |
| Montgomery City PWS | 0 | 0 |
| Wellsville PWS | 0 | 0 |
| Truesdale PWS | 1 | 154 |
| Bellflower PWS | 0 | 211 |
| High Hill PWS | 0 | 31 |
| Middletown PWS | 0 | 89 |
| Roy L Utilities | 0 | 55 |
Check another water system
Questions
Does Montgomery Co PWSD 1 have lead pipes?
Montgomery Co PWSD 1 reported no lead, galvanized-requiring-replacement or unknown service lines among 1,895 lines.
How do I check if my home's service line is lead?
Look up your address on Montgomery Co PWSD 1's official service line inventory, which utilities must make publicly available. You can also scratch the pipe where it enters your home: lead is soft, dull gray, scratches to shiny silver and does not attract a magnet.
When will Montgomery Co PWSD 1 replace lead service lines?
Under EPA's Lead and Copper Rule Improvements, most systems must replace lead and galvanized-requiring-replacement lines by December 31, 2037, starting from November 1, 2027. The rule is being challenged in court, so dates could change. Many utilities run free or cost-share programs now.
Has Montgomery Co PWSD 1 had lead violations?
EPA's data shows 2 Lead and Copper Rule violations since 2015, 1 still open for Montgomery Co PWSD 1.
Which water filters remove lead?
Use a filter certified to NSF/ANSI Standard 53 for lead reduction, or NSF/ANSI 58 for reverse osmosis. Check the certification on NSF's listings, not just the box.
Embed or cite this data
Local news sites, blogs and community groups can embed this card. It updates when EPA releases new data.
Citation: Lead Pipe Map, "Montgomery Co PWSD 1 lead service lines," https://leadpipemap.com/mo/montgomery-co-pwsd-1/. Source: EPA SDWIS service line inventory, 2026 Q3. Download the full dataset on the data page.