Public water system record
Douglas Co RWD 4
Serves an area of Douglas County, KS that includes Baldwin City · 3,000 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Douglas Co RWD 4 in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Douglas Co RWD 4 buys its water from City of Lawrence, City of Baldwin City and Johnson Co RWD 7.
- Record on file since 1993, with 1 health-based violation before October 19, 2016.
Check whether Douglas Co RWD 4 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 |
|---|---|---|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Apr 1, 2024 | Resolved |
Full record since 1993
EPA's records for Douglas Co RWD 4 go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 8 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 5 |
| 2000s | 1 | 3 |
| 2020s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Total Coliform, began July 2004, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2004 | Resolved |
Where the water comes from
Douglas Co RWD 4 buys its water from City of Lawrence, City of Baldwin City and Johnson Co RWD 7. It lists no wells or intakes of its own.
Buys water from
- City of Lawrence Lawrence, KS
- City of Baldwin City Baldwin City, KS
- Johnson Co RWD 7 Gardner, KS
Annual water quality report
Douglas Co RWD 4 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 Kansas.
Certified drinking water labs by state EPA guidance for private wells