Public water system record
Lone Tree Muni Water System
Serves Lone Tree, Johnson County, IA · 1,357 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for Lone Tree Muni Water System in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Lone Tree Muni Water System draws water from 3 wells.
- Most recent formal enforcement: signed compliance agreement by Iowa, December 2011.
- Record on file since 1988, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 10 lead and 18 unknown out of 543 service lines.
Check whether Lone Tree Muni Water System serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
OTHER
|
Jan 1, 2025 | Active |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Aug 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Aug 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 1, 2021 | Resolved |
Full record since 1988
EPA's records for Lone Tree Muni Water System go back to 1988. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 11 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 7 |
| 1990s | 0 | 1 |
| 2000s | 1 | 3 |
| 2020s | 0 | 4 |
Most recent health-based violation before October 19, 2016: Total Coliform, began August 2007, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2007 | Resolved |
Enforcement actions
Iowa regulators took 2 formal enforcement actions against Lone Tree Muni Water System between 2002 and 2011. The most recent was a signed compliance agreement in December 2011.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Dec 2, 2011 | Iowa | Signed compliance agreement | 1 violation: Lead and Copper Rule |
| Feb 19, 2002 | Iowa | Signed compliance agreement | 1 violation: Lead and Copper Rule |
Where the water comes from
Lone Tree Muni Water System draws water from 3 wells.
Annual water quality report
Lone Tree Muni Water System must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Iowa.
Certified drinking water labs by state EPA guidance for private wells