Public water system record

Havasupai Village

On record as serving Supai, Coconino County, AZ · Serves 885 people

Federal records show 2 health-based violations and 31 monitoring/reporting issues for Havasupai Village in the last ten years, including an unresolved Groundwater Rule violation.

  • 090400102
  • SUPAI
  • AZ
  • 885 served

System profile

Source water Groundwater
ZIP 86435
EPA system ID 090400102

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
0
Unresolved
2
Any acute record
No
Monitoring issues, last 10 years
31

Key facts

  • Havasupai Village draws water from 4 wells.
  • Most recent formal enforcement: signed compliance agreement by EPA, November 2012.
  • Record on file since 1991, with 9 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 125 unknown out of 138 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
Groundwater Rule
Treatment technique failure
140 Apr 1, 2025 Active No
Groundwater Rule
Treatment technique failure
140 Apr 1, 2025 Active No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
LEAD AND COPPER RULE REVISIONS
RPT
Nov 16, 2024 Active
Arsenic
Monitoring and reporting
Oct 1, 2023 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2023 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2022 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2022 Resolved
Arsenic
Monitoring and reporting
Apr 1, 2022 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2022 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2022 Resolved
Public Notice
OTHER
Sep 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
Sep 1, 2021 Resolved
Public Notice
OTHER
Aug 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
Aug 1, 2021 Resolved
Chlorine
Monitoring and reporting
Jul 1, 2021 Resolved
Arsenic
Monitoring and reporting
Jul 1, 2021 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2020 Resolved
Glyphosate
Monitoring and reporting
Jan 1, 2020 Resolved
Thallium, Total
Monitoring and reporting
Jan 1, 2020 Resolved
Beryllium, Total
Monitoring and reporting
Jan 1, 2020 Resolved
Antimony, Total
Monitoring and reporting
Jan 1, 2020 Resolved
Selenium
Monitoring and reporting
Jan 1, 2020 Resolved
Mercury
Monitoring and reporting
Jan 1, 2020 Resolved
Fluoride
Monitoring and reporting
Jan 1, 2020 Resolved
CYANIDE
Monitoring and reporting
Jan 1, 2020 Resolved
Chromium (total)
Monitoring and reporting
Jan 1, 2020 Resolved
Cadmium
Monitoring and reporting
Jan 1, 2020 Resolved
Barium
Monitoring and reporting
Jan 1, 2020 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2019 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2018 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2014 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2014 Resolved

Full record since 1991

EPA's records for Havasupai Village go back to 1991. Before October 19, 2016 they list 9 health-based violations (9 resolved) and 372 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 192
2000s 4 139
2010 to October 18, 2016 5 41
October 19, 2016 to 2019 0 2
2020s 2 27

Most recent health-based violation before October 19, 2016: Arsenic, began July 2012, Resolved.

Show all 9 health-based violations before October 19, 2016
Contaminant Start date Status
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
Jul 1, 2012 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
Apr 1, 2012 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
Jan 1, 2012 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.01075 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
Oct 1, 2010 Resolved
Arsenic
Contaminant limit exceeded
Measured 0.01075 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
Jul 1, 2010 Resolved
Total Coliform (acute)
Contaminant limit exceeded
Jul 1, 2008 Resolved
Total Coliform
Contaminant limit exceeded
Jan 1, 2008 Resolved
Total Coliform
Contaminant limit exceeded
Aug 1, 2007 Resolved
Total Coliform
Contaminant limit exceeded
Sep 1, 2005 Resolved

Enforcement actions

EPA took 1 formal enforcement action against Havasupai Village and issued 1 boil water order between 2001 and 2012, filed as 7 records in EPA's data. The most recent was a signed compliance agreement in November 2012.

Date By Action Violations covered
Nov 30, 2012 EPA Signed compliance agreement 6 violations (5 health-based): Arsenic, Lead and Copper Rule
Feb 14, 2001 EPA Boil water order 1 violation

What the violations mean

Groundwater Rule

2 incidents

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

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

Where the water comes from

Havasupai Village draws water from 4 wells.

Annual water quality report

Havasupai Village 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.