Snowflake, AZ
Contamination score
Higher = more contaminated vs. other cities.
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Reported illness & cancer claims
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Self-reported issues
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Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
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Public water systems
Snowflake Town Of
- PWSID:
- AZ0409029
- Source:
- Ground water
- Serves:
- 5,590 people
A PETERSEN WATER COMPANY
- PWSID:
- AZ0409032
- Source:
- Ground water
- Serves:
- 160 people
EPA & DEP violations
Snowflake Town Of
PWSID AZ040902920 violationsLead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Jan 1, 2026 · 7 months ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Oct 2, 2025 · 10 months ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityResolvedRevised Total Coliform Rule RPT violation (Resolved).
EPA SDWIS · RPT · Began May 1, 2024 · 2 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2021 · 4 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2021 · 4 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2021 · 5 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2020 · 6 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2019 · 7 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2019 · 7 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2018 · 7 years ago · Source ↗
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2018 · 7 years ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityResolvedRevised Total Coliform Rule RPT violation (Resolved).
EPA SDWIS · RPT · Began Aug 1, 2018 · 8 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Oct 1, 2017 · 8 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2017 · 9 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2016 · 10 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2016 · 10 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2016 · 10 years ago · Source ↗
A PETERSEN WATER COMPANY
PWSID AZ040903222 violationsMonitoring violation — A PETERSEN WATER COMPANY
low severityOpenEPA SDWIS violation 6151 (code 3A) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Nov 1, 2025 · 9 months ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityOpenEPA SDWIS violation 6150 (code 3A) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Sep 1, 2025 · 11 months ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityOpenEPA SDWIS violation 6148 (code 3A) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Aug 1, 2025 · 1 year ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6149 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2025 · 1 year ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6147 (code 3A) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Jun 1, 2023 · 3 years ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6145 (code 66) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Oct 23, 2020 · 5 years ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6144 (code 52) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Oct 1, 2020 · 5 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6143 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2020 · 6 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6138 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2014 · 12 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6124 (code 72) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Oct 1, 2012 · 13 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6131 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2011 · 15 years ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6123 (code 52) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Oct 1, 2010 · 15 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6130 (code 72) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Oct 1, 2010 · 15 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6128 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2009 · 17 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6127 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2008 · 18 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6120 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2007 · 19 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6108 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2006 · 20 years ago · Source ↗
Monitoring violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6109 (code 51) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Monitoring violation · Began Jul 1, 2006 · 20 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 5305 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2005 · 21 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 5205 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2004 · 22 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 5105 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2003 · 23 years ago · Source ↗
Other violation — A PETERSEN WATER COMPANY
low severityResolvedEPA SDWIS violation 6126 (code 71) at A PETERSEN WATER COMPANY (PWSID AZ0409032).
EPA SDWIS · Other violation · Began Jul 1, 2002 · 24 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.