Scottsdale, 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
Scottsdale City Of
- PWSID:
- AZ0407098
- Source:
- Surface water
- Serves:
- 241,361 people
Salt River Public Works
- PWSID:
- 090400109
- Source:
- Ground water
- Serves:
- 20,951 people
Gw -Bwc, Inc.- Nswc
- PWSID:
- AZ0407179
- Source:
- Ground water
- Serves:
- 319 people
EPA & DEP violations
Scottsdale City Of
PWSID AZ040709827 violationsMonitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95154 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Mar 1, 2025 · 1 year ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95178 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2025 · 1 year ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95143 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Sep 1, 2024 · 1 year ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95145 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Sep 1, 2024 · 1 year ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95141 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Aug 1, 2024 · 2 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95146 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Aug 1, 2024 · 2 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95144 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jul 1, 2024 · 2 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityOpenEPA SDWIS violation 95147 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jul 1, 2024 · 2 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95132 (code 27) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jul 1, 2023 · 3 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95125 (code 36) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began May 1, 2021 · 5 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95112 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95113 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95114 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95115 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95116 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95117 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95118 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95119 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95120 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95121 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95123 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95124 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95122 (code 03) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Jan 1, 2017 · 9 years ago · Source ↗
Other violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95041 (code 72) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Other violation · Began Oct 1, 2011 · 14 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 75505 (code 52) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Oct 1, 2004 · 21 years ago · Source ↗
Monitoring violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 94867 (code 52) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Monitoring violation · Began Oct 1, 2003 · 22 years ago · Source ↗
Other violation — SCOTTSDALE CITY OF
low severityResolvedEPA SDWIS violation 95030 (code 71) at SCOTTSDALE CITY OF (PWSID AZ0407098).
EPA SDWIS · Other violation · Began Jul 1, 2002 · 24 years ago · Source ↗
Salt River Public Works
PWSID 0904001099 violationsMCL exceedance — Salt River Public Works
high severityHealth-basedResolvedEPA SDWIS violation 04001091A8000102022 (code 1A) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · MCL exceedance · Began Oct 1, 2022 · 3 years ago · Source ↗
Monitoring violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010934301482011 (code 34) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Monitoring violation · Began Aug 1, 2011 · 15 years ago · Source ↗
Other violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010971700072007 (code 71) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Other violation · Began Jul 1, 2007 · 19 years ago · Source ↗
Other violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010971700072006 (code 71) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Other violation · Began Jul 1, 2006 · 20 years ago · Source ↗
Other violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010971700072005 (code 71) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Other violation · Began Jul 1, 2005 · 21 years ago · Source ↗
Other violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010971700072004 (code 71) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Other violation · Began Jul 1, 2004 · 22 years ago · Source ↗
Other violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010971700072002 (code 71) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Other violation · Began Jul 1, 2002 · 24 years ago · Source ↗
Other violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010971700072001 (code 71) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Other violation · Began Jul 1, 2001 · 25 years ago · Source ↗
Monitoring violation — Salt River Public Works
low severityResolvedEPA SDWIS violation 040010951500071992 (code 51) at Salt River Public Works (PWSID 090400109).
EPA SDWIS · Monitoring violation · Began Jul 1, 1992 · 34 years ago · Source ↗
Gw -Bwc, Inc.- Nswc
PWSID AZ040717910 violationsMonitoring violation — GW -BWC, INC.- NSWC
low severityOpenEPA SDWIS violation 7416 (code 27) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Monitoring violation · Began Apr 1, 2024 · 2 years ago · Source ↗
Monitoring violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7413 (code 27) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Monitoring violation · Began Oct 1, 2022 · 3 years ago · Source ↗
Monitoring violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7411 (code 27) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Monitoring violation · Began Jul 1, 2019 · 7 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7406 (code 71) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Jul 1, 2016 · 10 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7398 (code 71) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Jul 1, 2015 · 11 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7348 (code 72) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Oct 1, 2011 · 14 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7346 (code 71) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Jul 1, 2009 · 17 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7345 (code 71) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Jul 1, 2008 · 18 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7310 (code 71) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Jul 1, 2007 · 19 years ago · Source ↗
Other violation — GW -BWC, INC.- NSWC
low severityResolvedEPA SDWIS violation 7306 (code 71) at GW -BWC, INC.- NSWC (PWSID AZ0407179).
EPA SDWIS · Other violation · Began Jul 1, 2006 · 20 years ago · Source ↗
City-wide
20 violationsCARBON, TOTAL — MR violation
medium severityResolvedCARBON, TOTAL MR violation (Resolved).
EPA SDWIS · MR · Began Mar 1, 2025 · 1 year ago · Source ↗
2,4-D — MR violation
medium severityArchived2,4-D MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
CARBON, TOTAL — MR violation
medium severityResolvedCARBON, TOTAL MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2024 · 2 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2024 · 2 years ago · Source ↗
CARBON, TOTAL — MR violation
medium severityResolvedCARBON, TOTAL MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2023 · 3 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2022 · 3 years ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began May 1, 2021 · 5 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2019 · 7 years ago · Source ↗
Chromium — MR violation
medium severityResolvedChromium MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Thallium, Total — MR violation
medium severityResolvedThallium, Total MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Nickel — MR violation
medium severityResolvedNickel MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Barium — MR violation
medium severityResolvedBarium MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Selenium — MR violation
medium severityResolvedSelenium MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Cadmium — MR violation
medium severityResolvedCadmium MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Beryllium, Total — MR violation
medium severityResolvedBeryllium, Total MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Antimony, Total — MR violation
medium severityResolvedAntimony, Total MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
CYANIDE — MR violation
medium severityResolvedCYANIDE MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Fluoride — MR violation
medium severityResolvedFluoride MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Mercury — MR violation
medium severityResolvedMercury MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Nickel — MR violation
medium severityResolvedNickel MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2017 · 9 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.