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Public water system record

Osage Co RWD 3

Serves an area of Osage County, KS that includes Vassar · 900 people served

Federal records show no health-based violations and 2 monitoring/reporting issues for Osage Co RWD 3 in the last ten years.

  • KS2013910
  • VASSAR
  • KS
  • 900 served

System profile

Source water Surface water
ZIP 66543
EPA system ID KS2013910

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Osage Co RWD 3 draws water from 1 surface water intake.
  • Most recent formal enforcement: compliance order (no penalty) by EPA, December 2010.
  • Record on file since 1993, with 43 health-based violations before October 19, 2016.
  • Lead pipe inventory: 19 lead and 98 unknown out of 117 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.

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Surface Water Treatment Rule
Monitoring and reporting
 Jan 1, 2024 Resolved
CARBON, TOTAL
Monitoring and reporting
 Oct 1, 2022 Resolved

Full record since 1993

EPA's records for Osage Co RWD 3 go back to 1993. Before October 19, 2016 they list 43 health-based violations (43 resolved) and 24 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 5 19
2000s 32 4
2010 to October 18, 2016 6 1
2020s 0 2

Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began June 2015, Resolved.

Show all 43 health-based violations before October 19, 2016
Contaminant Start date Status
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Jun 1, 2015 Resolved
Total Coliform
Contaminant limit exceeded
 Nov 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 Apr 1, 2011 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 Jan 1, 2011 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2010 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.068 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jul 1, 2010 Resolved
CARBON, TOTAL
Treatment technique failure
 Apr 1, 2008 Resolved
CARBON, TOTAL
Treatment technique failure
 Jan 1, 2008 Resolved
CARBON, TOTAL
Treatment technique failure
 Oct 1, 2007 Resolved
CARBON, TOTAL
Treatment technique failure
 Jul 1, 2007 Resolved
CARBON, TOTAL
Treatment technique failure
 Jan 1, 2007 Resolved
CARBON, TOTAL
Treatment technique failure
 Oct 1, 2006 Resolved
CARBON, TOTAL
Treatment technique failure
 Jul 1, 2006 Resolved
CARBON, TOTAL
Treatment technique failure
 Apr 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.073 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 Apr 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2006 Resolved
CARBON, TOTAL
Treatment technique failure
 Jan 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.114 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
 Jan 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
 Jan 1, 2006 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 140 µg/L, federal limit 60 µg/L (2.3 times the limit)
 Oct 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 147.75 µg/L, federal limit 80 µg/L (1.8 times the limit)
 Oct 1, 2005 Resolved
CARBON, TOTAL
Treatment technique failure
 Oct 1, 2005 Resolved
CARBON, TOTAL
Treatment technique failure
 Jul 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 177.5 µg/L, federal limit 60 µg/L (3 times the limit)
 Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 185 µg/L, federal limit 80 µg/L (2.3 times the limit)
 Jul 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 210 µg/L, federal limit 60 µg/L (3.5 times the limit)
 Apr 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 205 µg/L, federal limit 80 µg/L (2.6 times the limit)
 Apr 1, 2005 Resolved
CARBON, TOTAL
Treatment technique failure
 Apr 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 232.5 µg/L, federal limit 60 µg/L (3.9 times the limit)
 Jan 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 225 µg/L, federal limit 80 µg/L (2.8 times the limit)
 Jan 1, 2005 Resolved
CARBON, TOTAL
Treatment technique failure
 Jan 1, 2005 Resolved
CARBON, TOTAL
Treatment technique failure
 Oct 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 187.25 µg/L, federal limit 60 µg/L (3.1 times the limit)
 Oct 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 217.5 µg/L, federal limit 80 µg/L (2.7 times the limit)
 Oct 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 167.5 µg/L, federal limit 80 µg/L (2.1 times the limit)
 Jul 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 142.25 µg/L, federal limit 60 µg/L (2.4 times the limit)
 Jul 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 69.75 µg/L, federal limit 60 µg/L (1.2 times the limit)
 Apr 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 100 µg/L, federal limit 80 µg/L (1.3 times the limit)
 Apr 1, 2004 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Jun 1, 1995 Resolved
Surface Water Treatment Rule
Treatment technique failure
 May 1, 1995 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Nov 1, 1994 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Sep 1, 1994 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Aug 1, 1994 Resolved

Enforcement actions

Kansas regulators and EPA took 3 formal enforcement actions against Osage Co RWD 3 between 1995 and 2010. The most recent was a compliance order (no penalty) in December 2010.

Date By Action Violations covered
Dec 20, 2010 EPA Compliance order (no penalty) 3 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), Stage 2 Disinfection Byproducts Rule
Oct 25, 2005 Kansas Signed compliance agreement 35 violations (34 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), CARBON, TOTAL, Public Notice
Sep 15, 1995 Kansas Compliance order with a penalty 23 violations (5 health-based): Surface Water Treatment Rule, Lead and Copper Rule, Total Coliform

Where the water comes from

Osage Co RWD 3 draws water from 1 surface water intake.

Annual water quality report

Osage Co RWD 3 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