Tap Truth EPA drinking water records, in plain English

Public water system record

Butler Co RWD 2

Serves an area of Butler County, KS that includes El Dorado · 1,534 people served

Federal records show 6 health-based violations and 19 monitoring/reporting issues for Butler Co RWD 2 in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • KS2001505
  • EL DORADO
  • KS
  • 1,534 served

System profile

Source water Purchased surface water
ZIP 67042
EPA system ID KS2001505

Verify this system on EPA ECHO →

Health-based violations, last 10 years
6
Resolved
6
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
19

Key facts

  • Butler Co RWD 2 buys its water from City of El Dorado and Butler Co RWD 4.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit), 2020.
  • Most recent formal enforcement: compliance order (no penalty) by EPA, April 2010.
  • Record on file since 1993, with 2 health-based violations before October 19, 2016.

Check whether Butler Co RWD 2 serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.07 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Apr 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.069 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Jan 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Oct 1, 2020 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Apr 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Oct 1, 2016 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Chlorine
Monitoring and reporting
 Jun 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Revised Total Coliform Rule
Monitoring violation
 Jun 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Chlorine
Monitoring and reporting
 Oct 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
 Oct 1, 2024 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Sep 1, 2022 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Sep 1, 2022 Resolved
Lead and Copper Rule
Monitoring and reporting
 Oct 31, 2021 Resolved
Public Notice
OTHER
 Aug 13, 2021 Resolved
Public Notice
OTHER
 Jan 14, 2021 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
 Nov 1, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2018 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Sep 28, 2017 Resolved
Public Notice
OTHER
 Jul 9, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
 May 1, 2017 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Mar 11, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2016 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jul 1, 2013 Active

Full record since 1993

EPA's records for Butler Co RWD 2 go back to 1993. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 21 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 1
2000s 0 5
2010 to October 18, 2016 2 15
October 19, 2016 to 2019 2 8
2020s 3 10

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began October 2016, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2016 Resolved
Total Coliform
Contaminant limit exceeded
 Sep 1, 2014 Resolved

Enforcement actions

EPA took 1 formal enforcement action against Butler Co RWD 2 in 2010. The most recent was a compliance order (no penalty) in April 2010.

Date By Action Violations covered
Apr 26, 2010 EPA Compliance order (no penalty) 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)

What the violations mean

Haloacetic Acids (HAA5)

6 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Butler Co RWD 2 buys its water from City of El Dorado and Butler Co RWD 4. It lists no wells or intakes of its own. 1 other community water system buys water from Butler Co RWD 2.

Buys water from

Community systems that buy water from it

Annual water quality report

Butler Co RWD 2 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