Public water system record
Pattonsburg PWS
Serves Pattonsburg, Daviess County, MO · 315 people served
Federal records show 2 health-based violations and 7 monitoring/reporting issues for Pattonsburg PWS in the last ten years. The most serious issue in this window was a resolved Groundwater Rule violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 2
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 7
Key facts
- Pattonsburg PWS draws water from 3 wells.
- Record on file since 1994, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 135 unknown out of 135 service lines.
Check whether Pattonsburg 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 |
|---|---|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
140 | Oct 10, 2025 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 1, 2025 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Dec 15, 2025 | Active |
|
Public Notice
OTHER
|
Aug 3, 2025 | Resolved |
|
Groundwater Rule
Monitoring and reporting
|
Apr 1, 2025 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2024 | Resolved |
Full record since 1994
EPA's records for Pattonsburg PWS go back to 1994. Before October 19, 2016 they list no health-based violations and 4 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 2 | 7 |
What the violations mean
Groundwater Rule
2 incidentsThe system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).
The utility had to notify customers about each of these violations.
Where the water comes from
Pattonsburg PWS draws water from 3 wells. 1 other community water system buys water from Pattonsburg PWS.
Community systems that buy water from it
- Daviess County PWSD 1 Pattonsburg, MO
Annual water quality report
Pattonsburg 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.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Pattonsburg PWS for a copy.
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