Current Noncompliance AZ 1 HEALTH-BASED VIOLATION ON RECORD

Flowing Wells Irrigation District

EPA ID: AZ0410051 ยท 16,000 people served ยท 2 ZIP codes

ZipCheckup's reading of EPA records for Flowing Wells Irrigation District (AZ0410051): 2 violations recorded with unresolved status in the SDWIS data used. Open violations at Flowing Wells Irrigation District number 2 in the EPA compliance data, for a system that serves about 16,000 people. An open status describes how each violation is logged in the federal record; it is not a measurement of what comes out of any individual tap.

Data: EPA SDWIS

16,000
People Served
2
ZIP Codes Served
56
Violations (since 2021)
Groundwater
Water Source
Below the reporting limit
Most recent lead 90th percentile on record (monitoring period ending 2025-12-31)
29
Contaminants Flagged
$219K
Median Home Value in ZIP Codes Served

Service Area Map

Coverage area for Flowing Wells Irrigation District Source: EPA SDWIS service area boundaries.

Service area boundary

Demographics of ZIP Codes Served

$52,607
Median Household Income
92,641
Population of ZIP Codes Served (Census)
39%
Disadvantaged Population
50th
Poverty Percentile
50th
Energy Burden Percentile
59%
Pre-1986 Housing

The ZIP codes associated with Flowing Wells Irrigation District have a median household income of $52,607 and about 92,641 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: On average, 39% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Flowing Wells Irrigation District's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Elevated Risk
Source Contamination Risk
40th
Wastewater Discharge Proximity
50th
Superfund Site Proximity

Infrastructure Risk

49 yr
Estimated pipe age (modeled from housing age)
Copper
Likely pipe material (modeled)
22 yr
Est. Remaining Life
Moderate Wear
Decay Status
Installed 69% of expected lifespan used (estimate) End of life

PFAS in ZIP Codes This System Serves

PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 8 detections recorded. 2 detections are above the level of a federal PFAS MCL (4 ppt for PFOA and PFOS), with compliance required from 2029.

Health concern: Exposure to certain PFAS has been associated with some cancers and with immune and developmental effects; effects differ by compound. Many PFAS break down very slowly in the environment.
Recommended filter: An activated carbon filter certified under NSF/ANSI 53 or a reverse osmosis system certified under NSF/ANSI 58 for the PFAS listed in its certification. Find the right filter โ†’

Comparable Water Systems

Similar-sized systems in Arizona

Florence Water Company
15,900 people
8 violations
6 violations
C 97 violations
Us Army Fort Huachuca
15,603 people
C 6 violations
City of Douglas
16,656 people
B 5 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

PFAS Treatment Water Filtration
PFAS Treatment $500
Water Filtration $300
Total Estimated Cost $800

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

Illustrative per-household cost scenario based on stated assumptions:

Estimated Healthcare Costs $1,500

Annual per household (ZipCheckup estimate)

PFAS Exposure - Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$7,665
10 years
$15,330
20 years
$30,660

Compare: Estimated remediation cost is $800 (one-time) vs. $15,330 in estimated inaction costs over 10 years.

Individual costs vary by household size, property, and health factors. These estimates are for awareness, not financial advice.

System Overview

Flowing Wells Irrigation District (EPA ID: AZ0410051) is a community water system in Arizona that serves approximately 16,000 people from groundwater sources.

This system provides water to 2 ZIP codes across 1 community.

Violation History

2 current noncompliance records in the accepted 2026Q2 snapshot; none are classified as health-based in this evidence.

Status breakdown for accepted records with record years 2021-2026: 54 resolved, 0 archived, 0 addressed, and 2 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
February 1, 2026 Revised Total Coliform Rule Non-health-based Unaddressed (current)
January 1, 2026 Lead and Copper Rule Non-health-based Unaddressed (current)
July 1, 2025 1,2,4-Trichlorobenzene Non-health-based Resolved
July 1, 2025 cis-1,2-Dichloroethylene Non-health-based Resolved
July 1, 2025 Xylenes, Total Non-health-based Resolved
July 1, 2025 DICHLOROMETHANE Non-health-based Resolved
July 1, 2025 o-Dichlorobenzene Non-health-based Resolved
July 1, 2025 p-Dichlorobenzene Non-health-based Resolved
July 1, 2025 Vinyl chloride Non-health-based Resolved
July 1, 2025 1,1-Dichloroethylene Non-health-based Resolved
July 1, 2025 trans-1,2-Dichloroethylene Non-health-based Resolved
July 1, 2025 1,2-Dichloroethane Non-health-based Resolved
July 1, 2025 1,1,1-Trichloroethane Non-health-based Resolved
July 1, 2025 Carbon tetrachloride Non-health-based Resolved
July 1, 2025 1,2-Dichloropropane Non-health-based Resolved
July 1, 2025 Trichloroethylene Non-health-based Resolved
July 1, 2025 1,1,2-Trichloroethane Non-health-based Resolved
July 1, 2025 Tetrachloroethylene Non-health-based Resolved
July 1, 2025 CHLOROBENZENE Non-health-based Resolved
July 1, 2025 Benzene Non-health-based Resolved

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
1,2,4-Trichlorobenzene Monitoring & Reporting 2 No
cis-1,2-Dichloroethylene Monitoring & Reporting 2 No
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 No
Haloacetic Acids (HAA5) Disinfection Byproducts 2 No
Xylenes, Total Monitoring & Reporting 2 No
DICHLOROMETHANE Monitoring & Reporting 2 No
o-Dichlorobenzene Monitoring & Reporting 2 No
p-Dichlorobenzene Monitoring & Reporting 2 No
Vinyl chloride Monitoring & Reporting 2 No
1,1-Dichloroethylene Monitoring & Reporting 2 No
trans-1,2-Dichloroethylene Monitoring & Reporting 2 No
1,2-Dichloroethane Monitoring & Reporting 2 No
1,1,1-Trichloroethane Monitoring & Reporting 2 No
Carbon tetrachloride Monitoring & Reporting 2 No
1,2-Dichloropropane Monitoring & Reporting 2 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
Below the reporting limit No 2025-12-31

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Need help with your water quality?

Typical cost: Water test: typically $20โ€“$50 (DIY kit) ยท Professional inspection: $150โ€“$400

Find the Right Water Filter

Free tip: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by AZ or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Flowing Wells Irrigation District (AZ0410051) on EPA.gov.

Frequently Asked Questions

Is Flowing Wells Irrigation District water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 2 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Flowing Wells Irrigation District serve?

Flowing Wells Irrigation District serves approximately 16,000 people across 2 ZIP codes in Arizona.

Where does Flowing Wells Irrigation District get its water?

The primary water source is groundwater.

Federal UCMR5 PFAS Monitoring: Sample Above an EPA MCL Value or State Standard

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). One or more PFAS measurements were above the level of the EPA MCL for that compound (April 2024 rule, which takes effect in 2029) or above an applicable state drinking-water standard; a monitoring result above that level is not by itself a violation.

Samples collected
348
Detections
15
Latest sample
8/3/2023
Highest analyte
PFHxS: 9 ppt
Analyte Max detected EPA MCL (compliance required from 2029) Status
PFHxS 9 ppt 10 ppt Below EPA MCL
PFOS 6 ppt 4 ppt Above EPA MCL value (compliance required from 2029)
PFOA 5 ppt 4 ppt Above EPA MCL value (compliance required from 2029)
PFBS 4 ppt No federal MCL โ€”
PFPeA 4 ppt No federal MCL โ€”
PFHxA 3 ppt No federal MCL โ€”

EPA's April 2024 PFAS rule sets MCLs of 4 ppt for PFOA and PFOS and 10 ppt for PFHxS, PFNA and HFPO-DA (GenX); water systems must comply from 2029. Other PFAS compounds have no individual federal MCL. A state standard is shown only where this system's state has its own enforceable PFAS limit. Detection results are EPA UCMR5 samples, not a measurement at your tap.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) โ€” per-system federal sampling, 2023โ€“2025. EPA UCMR5 monitoring program โ†’

Understand PFAS health context and filtration โ†’

How Water Systems Appear in Rankings

Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.

Frequently Asked Questions

Should I use a water filter? ▼
Given 56 recorded violations, review the violation types and dates; a filter certified for a specific contaminant of concern can reduce that contaminant at the tap. Monitoring or reporting violations are not something a filter addresses.
How many people does Flowing Wells Irrigation District serve? ▼
Flowing Wells Irrigation District serves approximately 16,000 people with drinking water across 2 ZIP codes.
What is Flowing Wells Irrigation District's water source? ▼
Flowing Wells Irrigation District draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Flowing Wells Irrigation District's water? ▼
The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero. This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with Flowing Wells Irrigation District? ▼
The ZIP codes mapped to Flowing Wells Irrigation District have a median household income of $52,607 (Census ZIP-code estimate). In CEJST data, 39% of census tracts in the counties mapped to this area are designated disadvantaged (average across mapped ZIP codes), which may indicate greater vulnerability to environmental health risks.
Where does Flowing Wells Irrigation District get its water? ▼
Flowing Wells Irrigation District's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. The available violation history and environmental indicators place this system in the elevated review category; they do not measure current source contamination.

How to cite this page

APA ZipCheckup. (n.d.). Flowing Wells Irrigation District (AZ): 1 Health Violation. https://zipcheckup.com/water-system/az0410051/
BibTeX
@misc{zipcheckup-water-system-az0410051,
  author = {{ZipCheckup}},
  title  = {{Flowing Wells Irrigation District (AZ): 1 Health Violation}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/az0410051/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Flowing Wells Irrigation District (EPA ID: AZ0410051) - request the latest Consumer Confidence Report or ask about specific contaminants.

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