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Public water system record

Red Mesa Public Schools

On record as serving Red Mesa, Apache County, AZ · Serves 900 people

Federal records show no health-based violations and 38 monitoring/reporting issues for Red Mesa Public Schools in the last ten years. At least one of these issues remains unresolved.

  • NN0400299
  • TEEC NOS POS
  • AZ
  • 900 served

System profile

Source water Purchased surface water
ZIP 86514
EPA system ID NN0400299

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
38

Key facts

  • Red Mesa Public Schools buys its water from Sweetwater NTUA.
  • Most recent formal enforcement: compliance order (no penalty) by Navajo Nation EPA, November 2012.
  • Record on file since 1996, with 20 health-based violations before October 19, 2016.

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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
Revised Total Coliform Rule
RPT
 Jul 1, 2025 Active
Revised Total Coliform Rule
RPT
 Sep 1, 2023 Resolved
Revised Total Coliform Rule
RPT
 Sep 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Aug 1, 2022 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Jul 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Jun 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Apr 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Mar 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Feb 1, 2022 Resolved
Revised Total Coliform Rule
RPT
 Oct 1, 2021 Resolved
Revised Total Coliform Rule
RPT
 May 1, 2021 Resolved
Revised Total Coliform Rule
RPT
 Apr 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
 Mar 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
 Feb 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
 Jan 1, 2021 Resolved
Revised Total Coliform Rule
RPT
 Nov 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Aug 1, 2020 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Jul 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Jun 1, 2020 Resolved
Revised Total Coliform Rule
Monitoring violation
 Apr 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Mar 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Jan 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Dec 1, 2019 Resolved
Revised Total Coliform Rule
RPT
 Nov 1, 2019 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2019 Resolved
Public Notice
OTHER
 Jan 1, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
 Jan 1, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
 Jul 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2018 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2018 Resolved
Revised Total Coliform Rule
Monitoring violation
 Aug 1, 2017 Resolved
Revised Total Coliform Rule
OTHER
 Apr 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2016 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2016 Resolved
Stage 2 Disinfection Byproducts Rule
Monitoring and reporting
 Oct 1, 2013 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2011 Active

Full record since 1996

EPA's records for Red Mesa Public Schools go back to 1996. Before October 19, 2016 they list 20 health-based violations (20 resolved) and 338 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 136
2000s 0 160
2010 to October 18, 2016 20 42
October 19, 2016 to 2019 0 9
2020s 0 24

Most recent health-based violation before October 19, 2016: Combined Uranium, began July 2014, Resolved.

Show all 20 health-based violations before October 19, 2016
Contaminant Start date Status
Combined Uranium
Contaminant limit exceeded
Measured 0.0357 mg/L, federal limit 0.03 mg/L (1.2 times the limit)
 Jul 1, 2014 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0415 mg/L, federal limit 0.01 mg/L (4.2 times the limit)
 Jul 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 0.0357 mg/L, federal limit 0.03 mg/L (1.2 times the limit)
 Apr 1, 2014 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04145 mg/L, federal limit 0.01 mg/L (4.1 times the limit)
 Apr 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 0.0357 mg/L, federal limit 0.03 mg/L (1.2 times the limit)
 Jan 1, 2014 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04145 mg/L, federal limit 0.01 mg/L (4.1 times the limit)
 Jan 1, 2014 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 0.0357 mg/L, federal limit 0.03 mg/L (1.2 times the limit)
 Oct 1, 2013 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04145 mg/L, federal limit 0.01 mg/L (4.1 times the limit)
 Oct 1, 2013 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0402 mg/L, federal limit 0.01 mg/L (4 times the limit)
 Oct 1, 2013 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04353 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
 Jul 1, 2013 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04353 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
 Apr 1, 2013 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04353 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
 Jan 1, 2013 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.04423 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
 Oct 1, 2012 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0429 mg/L, federal limit 0.01 mg/L (4.3 times the limit)
 Jul 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 0.0319 mg/L, federal limit 0.03 mg/L (1.1 times the limit)
 Apr 1, 2012 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0386 mg/L, federal limit 0.01 mg/L (3.9 times the limit)
 Apr 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 0.0319 mg/L, federal limit 0.03 mg/L (1.1 times the limit)
 Jan 1, 2012 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.0386 mg/L, federal limit 0.01 mg/L (3.9 times the limit)
 Jan 1, 2012 Resolved
Combined Uranium
Contaminant limit exceeded
Measured 0.0378 mg/L, federal limit 0.03 mg/L (1.3 times the limit)
 Oct 1, 2010 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.03847 mg/L, federal limit 0.01 mg/L (3.8 times the limit)
 Oct 1, 2010 Resolved

Enforcement actions

Navajo Nation EPA took 1 formal enforcement action against Red Mesa Public Schools in 2012, filed as 27 records in EPA's data. The most recent was a compliance order (no penalty) in November 2012.

Date By Action Violations covered
Nov 19, 2012 Navajo Nation EPA Compliance order (no penalty) 27 violations (18 health-based): Combined Uranium, Arsenic, Consumer Confidence Rule

Where the water comes from

Red Mesa Public Schools buys its water from Sweetwater NTUA. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Red Mesa Public Schools 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 EPA Region 9.

Certified drinking water labs by state EPA guidance for private wells