Public water system record
Jefferson Co RWD 11
Serves an area of Jefferson County, KS that includes Ozawkie · 483 people served
Federal records show 1 health-based violation and 2 monitoring/reporting issues for Jefferson Co RWD 11 in the last ten years. The most serious issue in this window was a resolved Revised Total Coliform Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 2
Key facts
- Jefferson Co RWD 11 draws water from 2 wells.
- Record on file since 1993, with 1 health-based violation before October 19, 2016.
Check whether Jefferson Co RWD 11 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 |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Contaminant limit exceeded
|
110 | Sep 1, 2019 | Resolved | Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2019 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Oct 1, 2019 | Resolved |
Full record since 1993
EPA's records for Jefferson Co RWD 11 go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 1 |
| 2000s | 0 | 3 |
| 2010 to October 18, 2016 | 0 | 1 |
| October 19, 2016 to 2019 | 1 | 2 |
Most recent health-based violation before October 19, 2016: Total Coliform, began May 1993, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
May 1, 1993 | Resolved |
What the violations mean
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
Where the water comes from
Jefferson Co RWD 11 draws water from 2 wells. It also buys water from Jefferson Co RWD 3.
Buys water from
- Jefferson Co RWD 3 Valley Falls, KS
Annual water quality report
Jefferson Co RWD 11 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 Jefferson Co RWD 11 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 Kansas.
Certified drinking water labs by state EPA guidance for private wells