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Community Water System · PWS AZ0413051

Black Canyon City Wid

Prescott, Arizona 86303 - drinking water served from groundwater sources to 2,437 people, tracked in EPA SDWIS and UCMR5.

2,437
People served
218
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 218 drinking-water violations at Black Canyon City Wid, 1% of them health-based - above the Arizona per-system average.

218
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
2,437
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Black Canyon City Wid

Black Canyon City Wid is a private-owned community water system that delivers drinking water to 2,437 residents in Prescott, Arizona (Yavapai County) through 840 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 218 total violations for this system , of which 2 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 190 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Arsenic, recorded in 58 violations (MR). 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%).

Black Canyon City Wid's 218 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
2,437
Total Violations
218
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
840
County
Yavapai
School/Daycare
No
MCL Violations
2
Monitoring Violations
190
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MR 58 2023
Chlorine MR 38 2024
Coliform (TCR) MR 16 2016
TTHM MR 15 2016
Nitrate MR 14 2024
Total Haloacetic Acids (HAA5) MR 14 2016
Consumer Confidence Rule Other 7 2019
Lead and Copper Rule MR 5 2024
Endothall MR 3 1998
Revised Total Coliform Rule RPT 2 2021
Coliform (TCR) MCL 1 2000
Picloram MR 1 1998
Dinoseb MR 1 1998
2,4,5-TP MR 1 1998
Pentachlorophenol MR 1 1998
cis-1,2-Dichloroethylene MR 1 2013
Xylenes, Total MR 1 2013
DICHLOROMETHANE MR 1 2013
p-Dichlorobenzene MR 1 2013
1,1-Dichloroethylene MR 1 2013
trans-1,2-Dichloroethylene MR 1 2013
1,1,1-Trichloroethane MR 1 2013
Trichloroethylene MR 1 2013
Benzene MR 1 2013
Toluene MR 1 2013
Ethylbenzene MR 1 2013
Styrene MR 1 2013
Tetrachloroethylene MR 1 2013
o-Dichlorobenzene MR 1 2013
CHLOROBENZENE MR 1 2013

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 Black Canyon City Wid.

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 AZ0413051 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 Black Canyon City Wid 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
2024 Chlorine MR 38 SDWIS / AZ0413051 / 0999
2024 Nitrate MR 14 SDWIS / AZ0413051 / 1040
2024 Lead and Copper Rule MR 5 SDWIS / AZ0413051 / 5000
2023 Arsenic MR 58 SDWIS / AZ0413051 / 1005
2021 Revised Total Coliform Rule RPT 2 SDWIS / AZ0413051 / 8000
2019 Consumer Confidence Rule Other 7 SDWIS / AZ0413051 / 7000
2016 Coliform (TCR) MR 16 SDWIS / AZ0413051 / 3100
2016 TTHM MR 15 SDWIS / AZ0413051 / 2950
2016 Total Haloacetic Acids (HAA5) MR 14 SDWIS / AZ0413051 / 2456
2013 cis-1,2-Dichloroethylene MR 1 SDWIS / AZ0413051 / 2380
2013 Xylenes, Total MR 1 SDWIS / AZ0413051 / 2955
2013 DICHLOROMETHANE MR 1 SDWIS / AZ0413051 / 2964
2013 p-Dichlorobenzene MR 1 SDWIS / AZ0413051 / 2969
2013 1,1-Dichloroethylene MR 1 SDWIS / AZ0413051 / 2977
2013 trans-1,2-Dichloroethylene MR 1 SDWIS / AZ0413051 / 2979

How Black Canyon City Wid Compares

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

Metric Black Canyon City Wid Arizona avg Federal benchmark
Total violations 218 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 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 2,437 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 Black Canyon City Wid water safe to drink? ▼
Black Canyon City Wid (PWS ID: AZ0413051) has 218 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,437 people using Groundwater sources.
How many people does Black Canyon City Wid serve? ▼
Black Canyon City Wid serves 2,437 people in Prescott, Arizona. It is a Private-owned system using Groundwater water sources with 840 service connections.
What type of violations does Black Canyon City Wid have? ▼
Black Canyon City Wid has 218 total violations: 2 health-based violations (MCL exceedances or treatment failures), 190 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Black Canyon City Wid water? ▼
No PFAS testing data is available for Black Canyon City Wid under the EPA's UCMR5 monitoring program.
What water source does Black Canyon City Wid use? ▼
Black Canyon City Wid 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.