PlainWater

GW -BWC, INC- BUCKEYE RANCH

PWS ID: AZ0407618 · MARICOPA, Arizona 85138

GW -BWC, INC- BUCKEYE RANCH serves 422 people in MARICOPA, Arizona using Groundwater water sources. It has 58 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: GW -BWC, INC- BUCKEYE RANCH

GW -BWC, INC- BUCKEYE RANCH is a private-owned community water system that delivers drinking water to 422 residents in MARICOPA, Arizona (Maricopa County) through 139 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 58 total violations for this system , of which 3 (5%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 41 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 9 violations (Other). 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. GW -BWC, INC- BUCKEYE RANCH's 58 violations sit below the Arizona average. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%). 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
422
Total Violations
58
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
139
County
Maricopa
School/Daycare
No
MCL Violations
3
Monitoring Violations
41
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 9 2016
Coliform (TCR) MR 6 2004
Chlorine MR 5 2022
Coliform (TCR) MCL 2 2005
Endrin MR 1 1998
BHC-GAMMA MR 1 1998
Diquat MR 1 1998
Di(2-ethylhexyl) adipate MR 1 1998
Simazine MR 1 1998
Di(2-ethylhexyl) phthalate MR 1 1998
Hexachlorocyclopentadiene MR 1 1998
Atrazine MR 1 1998
LASSO MR 1 1998
Heptachlor epoxide MR 1 1998
Nitrate MR 1 1998
Pentachlorophenol MR 1 1998
1,2-DIBROMO-3-CHLOROPROPANE MR 1 1998
Lead and Copper Rule MR 1 2006
Fluoride MCL 1 1983
Benzo(a)pyrene MR 1 1998
Methoxychlor MR 1 1998
Toxaphene MR 1 1998
Dalapon MR 1 1998
Glyphosate MR 1 1998
Carbofuran MR 1 1998
Heptachlor MR 1 1998
OXAMYL MR 1 1998
Endothall MR 1 1998
HEXACHLOROBENZENE MR 1 1998
2,4,5-TP MR 1 1998

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 GW -BWC, INC- BUCKEYE RANCH.

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 AZ0407618 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 GW -BWC, INC- BUCKEYE RANCH 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
2022 Chlorine MR 5 SDWIS / AZ0407618 / 0999
2016 Consumer Confidence Rule Other 9 SDWIS / AZ0407618 / 7000
2006 Lead and Copper Rule MR 1 SDWIS / AZ0407618 / 5000
2005 Coliform (TCR) MCL 2 SDWIS / AZ0407618 / 3100
2004 Coliform (TCR) MR 6 SDWIS / AZ0407618 / 3100
1998 Endrin MR 1 SDWIS / AZ0407618 / 2005
1998 BHC-GAMMA MR 1 SDWIS / AZ0407618 / 2010
1998 Diquat MR 1 SDWIS / AZ0407618 / 2032
1998 Di(2-ethylhexyl) adipate MR 1 SDWIS / AZ0407618 / 2035
1998 Simazine MR 1 SDWIS / AZ0407618 / 2037
1998 Di(2-ethylhexyl) phthalate MR 1 SDWIS / AZ0407618 / 2039
1998 Hexachlorocyclopentadiene MR 1 SDWIS / AZ0407618 / 2042
1998 Atrazine MR 1 SDWIS / AZ0407618 / 2050
1998 LASSO MR 1 SDWIS / AZ0407618 / 2051
1998 Heptachlor epoxide MR 1 SDWIS / AZ0407618 / 2067

How GW -BWC, INC- BUCKEYE RANCH Compares

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

Metric GW -BWC, INC- BUCKEYE RANCH Arizona avg Federal benchmark
Total violations 58 153.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 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 422 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is GW -BWC, INC- BUCKEYE RANCH water safe to drink?
GW -BWC, INC- BUCKEYE RANCH (PWS ID: AZ0407618) has 58 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 422 people using Groundwater sources.
How many people does GW -BWC, INC- BUCKEYE RANCH serve?
GW -BWC, INC- BUCKEYE RANCH serves 422 people in MARICOPA, Arizona. It is a Private-owned system using Groundwater water sources with 139 service connections.
What type of violations does GW -BWC, INC- BUCKEYE RANCH have?
GW -BWC, INC- BUCKEYE RANCH has 58 total violations: 3 health-based violations (MCL exceedances or treatment failures), 41 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in GW -BWC, INC- BUCKEYE RANCH water?
No PFAS testing data is available for GW -BWC, INC- BUCKEYE RANCH under the EPA's UCMR5 monitoring program.
What water source does GW -BWC, INC- BUCKEYE RANCH use?
GW -BWC, INC- BUCKEYE RANCH 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.

Explore PlainWater

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

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial