EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID AZ0403702

Arizona · Ground water

Grand Canyon National Park

EPA’s September 2026 export lists Grand Canyon National Park (PWSID AZ0403702) as No current violation flagged, serving a reported 16,590 people from a ground water source, with 0 rules in current violation.

Source: EPA SDWIS system-search export · Snapshot 13 Sep 2026 · Federal compliance fields

CURRENT EXPORTNo current violation flaggedNo current violation is flagged in this EPA export. This is not a household water test.
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01 / CURRENT FLAGS

EPA compliance flags for Grand Canyon National Park

Grand Canyon National Park is listed as no current violation flagged in the current export; the five federal flag categories remain separate below.

  • NOT FLAGGED
    Health-based violationCurrent HEALTH_FLAG in the EPA export.
  • NOT FLAGGED
    Monitoring and reportingCurrent MR_FLAG in the EPA export.
  • NOT FLAGGED
    Public notificationCurrent PN_FLAG in the EPA export.
  • NOT FLAGGED
    Other violationCurrent OTHER_FLAG in the EPA export.
  • NOT FLAGGED
    Serious violatorCurrent serious-violator status in the EPA export.
Important limit

This page is not a household water test. A clear federal flag does not prove every home has safe water, and a flag is not a measurement at your faucet. Plumbing, service lines, local sampling, private wells, and newer events may not be reflected here.

02 / VIOLATION RECORD

Quarters with violations10rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation0EPA export count
Rules in 3-year window7EPA export count

Current rule entries for Grand Canyon National Park

EPA supplied 1 current contaminant, rule, or violation-category entries for Grand Canyon National Park in the exported fields used here.

  • 7500=Public Notice

Three-year entries for Grand Canyon National Park

EPA supplied 26 contaminant or rule entries for Grand Canyon National Park in the three-year history field.

  • 0999=Chlorine
  • 2378=1,2,4-Trichlorobenzene
  • 2380=cis-1,2-Dichloroethylene
  • 2456=Total Haloacetic Acids (HAA5)
  • 2950=TTHM
  • 2955=Xylenes, Total
  • 2964=DICHLOROMETHANE
  • 2968=o-Dichlorobenzene
  • 2969=p-Dichlorobenzene
  • 2976=Vinyl chloride
  • 2977=1,1-Dichloroethylene
  • 2979=trans-1,2-Dichloroethylene
  • 2980=1,2-Dichloroethane
  • 2981=1,1,1-Trichloroethane
  • 2982=Carbon tetrachloride
  • 2983=1,2-Dichloropropane
  • 2984=Trichloroethylene
  • 2985=1,1,2-Trichloroethane
  • 2987=Tetrachloroethylene
  • 2989=CHLOROBENZENE

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for Grand Canyon National Park

The export lists 4 site visits in five years and 3 significant deficiencies for Grand Canyon National Park.

Site visits, past 5 years
4
Inspection visits
0
Other visits
4
Last sanitary survey
04/24/2025
Last recorded visit
04/24/2025
Significant deficiencies
3

Places served by Grand Canyon National Park

EPA associates Grand Canyon National Park with the listed cities, counties, ZIP codes, and Arizona service area identifiers.

State / territory
Arizona
Counties
Coconino
ZIP codes
Not supplied
Federal PWSID
AZ0403702
Registry ID
110013027483

04 / HOW TO USE THIS RECORD

Current public records for Grand Canyon National Park

EPA’s facility report, the Arizona drinking-water program, and Grand Canyon National Park’s Consumer Confidence Report are the current public records beyond this September 2026 snapshot.

Confirm current conditions with the utility's latest Consumer Confidence Report, your state drinking-water program, and the EPA facility report. For household concerns, ask a qualified local laboratory about tap testing.

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