Health Violations Found

Tucson, AZ (85734): 1 Health-Based Violation Recorded for Mapped Water Systems

EPA data for Adoc Tucson

Health Violations Found

Health-based violation records by water system:

EPA records for the water systems mapped to 85734 in Tucson, AZ contain 2 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 1 are marked health-based.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources
Latest air quality, EPA records and weather alerts Current data temporarily unavailable
Current EPA violation data unavailable
Water records and current conditions
Current EPA violation data unavailable
Safety Score N/A
Water Quality Issues 1 health-based violation
Lead Risk Below action level Below the reporting limit, 90th percentile, sample period ending 2025-12-31
NFIP Claim History N/A
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water EPA records for water systems mapped to this ZIP show 1 health-based violation and 1 non-health-based (since 2021).
  • Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
  • Radon EPA Zone 2 - county-level radon potential, not a home measurement.
Contaminant Summary
Health Violations
2 violations 1 health-based
Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record
1
Water System
4,500
People Served
1
Health Violations (since 2021)Median is 0
Groundwater
Water Source
Zone 2
County Radon Potential · Moderate

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Score Breakdown

Overall Home Safety Score: Score unavailable

Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.

Canonical components

EPA water compliance
94/100
Observed
PFAS MCL screen
Unknown
Evidence missing
EPA radon zone
50/100
Observed
Annual EPA AirData AQI
75/100
Observed

Required domains

Drinking water
Unknown
Indoor environment
50/100
Outdoor environment
75/100

Coverage: 3 of 4 components and 2 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (6) CRITICAL

Your Water System

ZIP code 85734 in Tucson, Arizona is mapped to the water system Adoc Tucson (EPA ID: AZ0420557). This system provides water to approximately 4,500 people from groundwater sources.

Other Water Quality Reports in Arizona

Nearby Water Quality Reports

  • 85756 (Tucson) - 2 mi - 71 violations recorded for mapped water systems
  • 85706 (Tucson) - 5 mi - 42 violations recorded for mapped water systems
  • 85714 (Tucson) - 8 mi - 37 violations recorded for mapped water systems
  • 85707 (Tucson) - 8 mi - 12 violations recorded for mapped water systems
  • 85746 (Tucson) - 9 mi - 33 violations recorded for mapped water systems
  • 85708 (Tucson) - 9 mi - 12 violations recorded for mapped water systems
  • 85629 (Sahuarita) - 9 mi - 47 violations recorded for mapped water systems
  • 85713 (Tucson) - 9 mi - 33 violations recorded for mapped water systems
  • 85726 (Tucson) - 10 mi - 33 violations recorded for mapped water systems
  • 85709 (Tucson) - 10 mi - 33 violations recorded for mapped water systems

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Adoc Tucson (AZ0420557) on EPA.gov.

2 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →
Environmental Hazards (9) CRITICAL
Home & Infrastructure (2) OK
Cost & Community (6) OK

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Protect Your Home in Tucson

Based on local data for ZIP 85734, these services may benefit homeowners in your area.

Based on local data for your area. Use the tools below to explore your options.

Roofing Inspection & Repair

Active weather alerts in Arizona increase the risk of roof damage from hail and high winds. A professional inspection can identify vulnerabilities.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.

Frequently Asked Questions

Is the tap water in 85734 safe to drink?

EPA SDWIS records 2 violations since 2021 across the water systems mapped to ZIP 85734 (primary system: Adoc Tucson), including 1 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 85734's water come from?

The recorded water source for Adoc Tucson, a system mapped to ZIP code 85734, is Groundwater. This system serves approximately 4,500 people.

How can I get my water tested in Tucson?

If Adoc Tucson supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

What is the radon risk for 85734?

85734 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Pima County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

How to cite this page

APA ZipCheckup. (2026). Tucson, AZ (85734): 1 Health-Based Violation Recorded for Mapped Water Systems. https://zipcheckup.com/report/85734/
BibTeX 
@misc{zipcheckup-report-85734,
  author = {{ZipCheckup}},
  title  = {{Tucson, AZ (85734): 1 Health-Based Violation Recorded for Mapped Water Systems}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/85734/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 85734

ZIP Code City, State Distance Grade Violations
85756 Tucson, AZ 2.4 mi C 71
85706 Tucson, AZ 5.2 mi C 42
85714 Tucson, AZ 7.6 mi B 37
85707 Tucson, AZ 8.0 mi B 12
85746 Tucson, AZ 8.6 mi B 33
85708 Tucson, AZ 8.8 mi N/A 12
85629 Sahuarita, AZ 9.1 mi C 47
85713 Tucson, AZ 9.2 mi B 33
85726 Tucson, AZ 9.5 mi N/A 33
85709 Tucson, AZ 9.6 mi N/A 33

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Coverage: 11/17 risk factors Data sources →
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