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Public water system record

City of Osawatomie

Serves Osawatomie, Miami County, KS · 4,280 people served

Federal records show 14 health-based violations and 15 monitoring/reporting issues for City of Osawatomie in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.

  • KS2012105
  • OSAWATOMIE
  • KS
  • 4,280 served

System profile

Source water Surface water
ZIP 66064
EPA system ID KS2012105

Verify this system on EPA ECHO →

Health-based violations, last 10 years
14
Resolved
14
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
15

Key facts

  • City of Osawatomie draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.093 mg/L, federal limit 0.08 mg/L (1.2 times the limit), 2016.
  • Record on file since 1989, with 6 health-based violations before October 19, 2016.
  • Lead pipe inventory: 371 lead and 45 unknown out of 1,732 service lines.

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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
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Nov 1, 2024 Resolved Yes
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Nov 1, 2024 Resolved Yes
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jul 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Apr 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Jan 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Oct 1, 2022 Resolved No
CARBON, TOTAL
Treatment technique failure
 210 Apr 1, 2021 Resolved No
CARBON, TOTAL
Treatment technique failure
 210 Jan 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Apr 1, 2020 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Apr 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Apr 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jan 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.08 mg/L (1.2 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
Public Notice
OTHER
 Aug 12, 2022 Active
Public Notice
OTHER
 Aug 12, 2022 Active
Surface Water Treatment Rule
Monitoring and reporting
 Mar 1, 2021 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Mar 1, 2021 Resolved
Public Notice
OTHER
 Oct 31, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
 Mar 1, 2019 Resolved
Public Notice
OTHER
 Jan 25, 2019 Resolved
Public Notice
OTHER
 Dec 2, 2018 Resolved
CARBON, TOTAL
Monitoring and reporting
 Jul 1, 2018 Resolved
CARBON, TOTAL
Monitoring and reporting
 Oct 1, 2017 Resolved
Revised Total Coliform Rule
Monitoring violation
 Oct 1, 2017 Resolved
Public Notice
OTHER
 Apr 1, 2017 Resolved
Public Notice
OTHER
 Feb 18, 2017 Resolved
Public Notice
OTHER
 Nov 27, 2016 Resolved
Public Notice
OTHER
 Nov 17, 2016 Resolved

Full record since 1989

EPA's records for City of Osawatomie go back to 1989. Before October 19, 2016 they list 6 health-based violations (6 resolved) and 29 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 15
1990s 1 2
2000s 1 1
2010 to October 18, 2016 4 11
October 19, 2016 to 2019 2 11
2020s 11 4

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began October 2016, Resolved.

Show all 6 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Oct 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Jul 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jul 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Apr 1, 2015 Resolved
Total Coliform
Contaminant limit exceeded
 Oct 1, 2004 Resolved
Atrazine
Contaminant limit exceeded
 Jan 1, 1996 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

6 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Haloacetic Acids (HAA5)

4 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Interim Enhanced Surface Water Treatment Rule

2 incidents

The system did not meet a filtration or treatment requirement for surface water

Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through

CARBON, TOTAL

2 incidents

The system did not complete a treatment step or action that federal rules require for CARBON, TOTAL (a treatment technique violation).

The utility had to notify customers about each of these violations.

Where the water comes from

City of Osawatomie draws water from 1 surface water intake. It also buys water from Miami Co RWD 1. 1 other community water system buys water from City of Osawatomie.

Buys water from

  • Miami Co RWD 1 Paola, KS

Community systems that buy water from it

Annual water quality report

City of Osawatomie 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