Community Water System · PWS AZ0403006

Cameron Trading Post

Cameron, Arizona 86020 - drinking water served from groundwater sources to 1,270 people, tracked in EPA SDWIS and UCMR5.

Compiled by PlainWater Editorial, Drinking Water Quality Editorial Team · May 15, 2026

1,270
People served: 320
EPA violations: 53
Health-based: Untested
UCMR5 result

The verdict

EPA records 320 drinking-water violations at Cameron Trading Post, 17% of them health-based - above the Arizona per-system average.

320
Total EPA violations on record: 17%
Health-based (MCL / treatment failure): 1,270
People served by this system: N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cameron Trading Post

Cameron Trading Post is a public/private-owned community water system that delivers drinking water to 1,270 residents in Cameron, Arizona (Coconino County) through 36 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 320 total violations for this system , of which 53 (17%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 198 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is TTHM, recorded in 44 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Arizona, EPA tracks 1,493 public water systems serving 7,322,166 people, with 228,944 cumulative violations and 15,663 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 153.3 violations. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%).

Cameron Trading Post's 320 violations sit above the Arizona average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served

1,270

Total Violations

320

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Community
Owner Type: Public/Private
Connections: 36
County: Coconino
School/Daycare: No
MCL Violations: 48
Monitoring Violations: 198
Treatment Tech Violations: 5

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
TTHM	MCL	44	2018
Chlorine	MR	37	2024
Total Haloacetic Acids (HAA5)	MR	25	2023
TTHM	MR	25	2023
Public Notice	Other	24	2025
Arsenic	MR	23	2024
Consumer Confidence Rule	Other	15	2025
Lead and Copper Rule	MR	15	2024
Coliform (TCR)	MR	13	2015
Xylenes, Total	MR	10	2001
Revised Total Coliform Rule	MON	8	2023
Coliform (TCR)	MCL	4	2009
Gross Alpha, Excl. Radon and U	MR	3	1986
LEAD AND COPPER RULE REVISIONS	TT	3	2024
o-Dichlorobenzene	MR	2	1999
p-Dichlorobenzene	MR	2	1999
1,1-Dichloroethylene	MR	2	1999
1,2-Dichloroethane	MR	2	1999
1,1,1-Trichloroethane	MR	2	1999
Carbon tetrachloride	MR	2	1999
1,2-Dichloropropane	MR	2	1999
1,1,2-Trichloroethane	MR	2	1999
Tetrachloroethylene	MR	2	1999
Benzene	MR	2	1999
Ethylbenzene	MR	2	1999
Styrene	MR	2	1999
cis-1,2-Dichloroethylene	MR	2	1999
trans-1,2-Dichloroethylene	MR	2	1999
1,2,4-Trichlorobenzene	MR	2	1999
Lead and Copper Rule	TT	2	2022

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Cameron Trading Post.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID AZ0403006 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Arizona Drinking Water Authority

Arizona DEQ, Drinking Water Program is the primacy agency that licenses and inspects Cameron Trading Post under EPA-delegated authority.

Open AZ regulator portal

Source: Arizona DEQ, Drinking Water Program

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest)	Contaminant	Category	Count	EPA Record
2025	Public Notice	Other	24	SDWIS / AZ0403006 / 7500
2025	Consumer Confidence Rule	Other	15	SDWIS / AZ0403006 / 7000
2024	Chlorine	MR	37	SDWIS / AZ0403006 / 0999
2024	Arsenic	MR	23	SDWIS / AZ0403006 / 1005
2024	Lead and Copper Rule	MR	15	SDWIS / AZ0403006 / 5000
2024	LEAD AND COPPER RULE REVISIONS	TT	3	SDWIS / AZ0403006 / 5200
2024	Revised Total Coliform Rule	RPT	2	SDWIS / AZ0403006 / 8000
2024	LEAD AND COPPER RULE REVISIONS	RPT	2	SDWIS / AZ0403006 / 5200
2023	Total Haloacetic Acids (HAA5)	MR	25	SDWIS / AZ0403006 / 2456
2023	TTHM	MR	25	SDWIS / AZ0403006 / 2950
2023	Revised Total Coliform Rule	MON	8	SDWIS / AZ0403006 / 8000
2022	Lead and Copper Rule	TT	2	SDWIS / AZ0403006 / 5000
2018	TTHM	MCL	44	SDWIS / AZ0403006 / 2950
2015	Coliform (TCR)	MR	13	SDWIS / AZ0403006 / 3100
2009	Coliform (TCR)	MCL	4	SDWIS / AZ0403006 / 3100

How Cameron Trading Post Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric	Cameron Trading Post	Arizona avg	Federal benchmark
Total violations	320	153.3	SDWA compliance, any non-zero count is a recorded breach
Health-based violations	53	10.5	Indicates a contaminant exceeded a federal MCL
PFAS detection	None	95.4%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	1,270	4,904	Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,493 regulated public water systems in Arizona.

Federal MCL reference, Safe Drinking Water Act thresholds ▼

Contaminant	Federal MCL / Action Level	Note
Lead	0 mg/L (Action Level: 0.015 mg/L)	Lead and Copper Rule treatment technique
Arsenic	0.010 mg/L (10 ppb)	Health-based MCL since 2006
Total Coliform	Treatment technique (RTCR)	Indicator organism, monitoring trigger
PFOA / PFOS (PFAS)	4.0 ppt each (final 2024 rule)	Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N)	10 mg/L	Acute health risk for infants

Frequently Asked Questions

Is Cameron Trading Post water safe to drink? ▼

Cameron Trading Post (PWS ID: AZ0403006) has 320 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,270 people using Groundwater sources.

How many people does Cameron Trading Post serve? ▼

Cameron Trading Post serves 1,270 people in Cameron, Arizona. It is a Public/Private-owned system using Groundwater water sources with 36 service connections.

What type of violations does Cameron Trading Post have? ▼

Cameron Trading Post has 320 total violations: 53 health-based violations (MCL exceedances or treatment failures), 198 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in Cameron Trading Post water? ▼

No PFAS testing data is available for Cameron Trading Post under the EPA's UCMR5 monitoring program.

What water source does Cameron Trading Post use? ▼

Cameron Trading Post uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Where does this data come from? ▼

All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.