Public water system record
Cardwell PWS
Serves Cardwell, Dunklin County, MO · 533 people served
Federal records show no health-based violations and 48 monitoring/reporting issues for Cardwell PWS 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
- 48
Key facts
- Cardwell PWS draws water from 1 well.
- Most recent formal enforcement: compliance order (no penalty) by EPA, August 2000.
- Record on file since 1999, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 325 unknown out of 335 service lines.
Check whether Cardwell 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.
None since October 2016.
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, 2025 | Active |
|
Styrene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Toluene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Benzene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2025 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 | Resolved |
|
Public Notice
OTHER
|
Dec 14, 2023 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Feb 1, 2019 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Selenium
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Thallium, Total
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Beryllium, Total
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Antimony, Total
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Mercury
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Fluoride
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Chromium (total)
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Cadmium
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Barium
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Arsenic
Monitoring and reporting
|
Jan 1, 2017 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
Full record since 1999
EPA's records for Cardwell PWS go back to 1999. Before October 19, 2016 they list no health-based violations and 31 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 0 | 25 |
| 2010 to October 18, 2016 | 0 | 4 |
| October 19, 2016 to 2019 | 0 | 15 |
| 2020s | 0 | 32 |
Enforcement actions
EPA took 1 formal enforcement action against Cardwell PWS in 2000. The most recent was a compliance order (no penalty) in August 2000.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Aug 18, 2000 | EPA | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
Where the water comes from
Cardwell PWS draws water from 1 well. It also has an emergency connection to Dunklin County PWSD 2.
Emergency or part-time connections to
- Dunklin County PWSD 2 Senath, MO
Annual water quality report
Cardwell 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