City of Douglas
Groundwater · Local · 425 E. 10TH ST
This page shows official EPA compliance records for City of Douglas, including PFAS monitoring data, violation history, contaminant test results, treatment options, and certified testing lab links for Arizona.
City of Douglas is a groundwater system serving 16,656 residents in Douglas, Arizona (PWSID: AZ0402014). No open health-based violations are recorded in the EPA federal database for this system. EPA UCMR 5 monitoring returned 348 PFAS records for this utility.
At a Glance
AZ0402014Intelligence Summary · City of Douglas
No Concerns Detected
Water meets all safety standards with no detected exceedances.
No open health violations on record. This utility has no active EPA violations involving contaminants exceeding legal limits. Always verify with your utility's Consumer Confidence Report for annual test results.
Utility Overview
Population Served
16,656
Source Type
Groundwater
Ownership
Local
PWSID
AZ0402014
Detected Contaminants
CCR data ingestion in progress
Contaminant detection levels from Consumer Confidence Reports are being parsed and linked to utilities. Check back soon, or view the official report directly from the EPA links below.
View on EPA ECHOViolation History
Sourced from EPA SDWIS. Health-based violations mean a contaminant exceeded the legal limit. Monitoring/Reporting violations mean required test results were not submitted to EPA — not necessarily that the water is unsafe.
Other — Nitrate
ResolvedOther — Nitrate
ResolvedOther — Nitrate
ResolvedOther — Nitrate
ResolvedMonitoring & Reporting — Lead
ResolvedMCL Violation — Nitrate
ResolvedMonitoring & Reporting — Haloacetic Acids (HAA5)
ResolvedMonitoring & Reporting — Total Trihalomethanes (TTHMs)
ResolvedOther — Nitrate
ResolvedMonitoring & Reporting — E. coli
ResolvedReporting — Coliform (TCR)
ResolvedMonitoring & Reporting — Lead
ResolvedMonitoring & Reporting — Total Trihalomethanes (TTHMs)
ResolvedMonitoring & Reporting — Haloacetic Acids (HAA5)
ResolvedMonitoring & Reporting — Lead
ResolvedOther — Nitrate
Resolved9 additional monitoring/reporting failures
Required test submissions not filed with EPA — no contaminant data recorded. These are administrative failures, not health violations.
EPA UCMR 5 monitoring (2023–2025) returned 348 PFAS records for City of Douglas. Detection is not a regulatory violation, but indicates PFAS compounds were measured during the unregulated contaminant monitoring cycle. Review the full records and compare detected levels against current EPA MCLs.
Filtration Recommendations
Based on contaminants found in health-based violations, these treatment methods are most relevant for residents.
What should I do next?
PFAS monitoring records are on file for City of Douglas. Review the detected compounds, compare them with current regulatory guidance, and check whether your home filter is certified for PFAS reduction.
City of Douglas — Water Quality FAQs
Explore This Water System
Douglas water quality overview
All utilities serving Douglas, violations, and PFAS records
Arizona drinking water report
State-level utility directory, open violations, and PFAS data
PFAS monitoring records for this system
Official EPA UCMR 5 sampling data — 348 records
Official EPA contamination & sampling records
Violation history, PFAS detections, and official source links
Certified water testing labs in Arizona
State-certified labs for PFAS, lead, nitrate, and bacteria testing
Water treatment options
Reverse osmosis, activated carbon, and whole-home filtration guides
About this data
Data sources, update cadence, and accuracy notes
PHOENIX CITY OF
Nearby water system — compare violations and PFAS records
TUCSON CITY OF
Nearby water system — compare violations and PFAS records
Common Questions About This Water System
Does City of Douglas have PFAS monitoring records?
348 official EPA UCMR 5 PFAS sampling records on file
Are there EPA violations on record for City of Douglas?
1 health-based violation recorded in EPA SDWIS
How do I get my water tested in Arizona?
State-certified labs for PFAS, lead, nitrate, and bacteria testing
What water treatment options address these contaminants?
Reverse osmosis, activated carbon, and whole-home filtration guides with NSF certification data
Which other utilities serve Douglas?
All EPA-tracked water systems serving Douglas, AZ
Where can I find official sampling records for this system?
Official EPA SDWIS violations and UCMR 5 PFAS sampling records with source links
Public drinking water datasets may not include every recent test, private well result, household plumbing issue, or local advisory. Use this page as a starting point, not as a substitute for official guidance, your utility's Consumer Confidence Report, or professional testing.
Water Utility Report summarizes public records from official federal, state, utility, or testing datasets where available. For urgent health or compliance questions, contact your utility, local health department, or the EPA directly. How Water Utility Report uses public drinking water data
Related Pages
Data Sources & Provenance
All data on this page is sourced from official U.S. government or public datasets.
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At a Glance
Service area match is likely but not guaranteed. Your water bill is the most reliable way to confirm your provider.
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Data Sources