EL DORADO, KS · Butler County
EL DORADO, CITY OF Water System
Consumer Confidence Report status
EL DORADO, CITY OF must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for EL DORADO, CITY OF.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Kansas’s official records. Always confirm current status with Kansas before making decisions based on this information.
System facts
- System ID (PWSID)
- KS2001511
- System type
- Community Water System
- Population served
- 12,810
- Service connections
- 5,251
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
EL DORADO, CITY OF serves 12,810 people from surface water, placing it in the 10,001 to 100,000 people size category.
As of August 1, 2026, its federal record holds 2 entries in 2020, all of which EPA lists as closed. Nothing has been added since 2020.
All 2 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Surface Water Treatment Rules.
Violation history
Monitoring, Turbidity (Enhanced SWTR)
—Interim Enhanced Surface Water Treatment Rule
May 1, 2020 – May 31, 2020
ResolvedMonitoring of Treatment (SWTR-Filter)
—Surface Water Treatment Rule
May 1, 2020 – May 31, 2020
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 2020 – May 31, 2020 | Monitoring, Turbidity (Enhanced SWTR) | Interim Enhanced Surface Water Treatment Rule | — | Resolved |
| May 1, 2020 – May 31, 2020 | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- June 12, 2020State Compliance achieved55 linked violations
- February 16, 2020State Violation/Reminder Notice73 linked violations
Common questions
Is EL DORADO, CITY OF required to publish a Consumer Confidence Report?
- Yes. EL DORADO, CITY OF is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is EL DORADO, CITY OF’s next Consumer Confidence Report due?
- EL DORADO, CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does EL DORADO, CITY OF have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for EL DORADO, CITY OF.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
KLING, DEREK
316-322-4443
EL DORADO, KS 67042