Public water system record
New London PWS
Serves New London, Ralls County, MO · 975 people served
Federal records show 1 health-based violation and 1 monitoring/reporting issue for New London PWS in the last ten years. The most serious issue in this window was a Total Trihalomethanes (TTHMs) violation that EPA lists as archived, not resolved.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 0
- Archived by EPA
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- New London PWS buys its water from Clarence Cannon Wholesale Wtr Comm.
- Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 82.9 µg/L, federal limit 80 µg/L (at or just above the limit), 2025.
- Record on file since 2008, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 508 unknown out of 508 service lines.
Check whether New London PWS 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 82.9 µg/L, federal limit 80 µg/L (at or just above the limit)
|
220 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
Full record since 2008
EPA's records for New London PWS go back to 2008. Before October 19, 2016 they list no health-based violations and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 1 |
| 2020s | 1 | 1 |
What the violations mean
Total Trihalomethanes (TTHMs)
1 incidentDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Where the water comes from
New London PWS buys its water from Clarence Cannon Wholesale Wtr Comm. It lists no wells or intakes of its own.
Buys water from
- Clarence Cannon Wholesale Wtr Comm Stoutsville, MO
Annual water quality report
New London PWS 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 Missouri.
Certified drinking water labs by state EPA guidance for private wells