PlainWater

NACO WATER CO BISBEE

PWS ID: AZ0402112 · GLENDALE, Arizona 85307

NACO WATER CO BISBEE serves 138 people in GLENDALE, Arizona using Groundwater water sources. It has 83 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NACO WATER CO BISBEE

NACO WATER CO BISBEE is a private-owned community water system that delivers drinking water to 138 residents in GLENDALE, Arizona (Cochise County) through 55 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 83 total violations for this system , of which 2 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 69 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Chlorine, recorded in 21 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. NACO WATER CO BISBEE's 83 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
138
Total Violations
83
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
55
County
Cochise
School/Daycare
No
MCL Violations
2
Monitoring Violations
69
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 21 2018
Coliform (TCR) MR 6 2010
Consumer Confidence Rule Other 6 2009
Lead and Copper Rule MR 5 2023
Total Haloacetic Acids (HAA5) MR 3 2009
TTHM MR 3 2009
Nitrate MR 3 2004
Coliform (TCR) MCL 2 2015
Di(2-ethylhexyl) adipate MR 1 1998
OXAMYL MR 1 1998
Simazine MR 1 1998
Di(2-ethylhexyl) phthalate MR 1 1998
Carbofuran MR 1 1998
LASSO MR 1 1998
Heptachlor MR 1 1998
Heptachlor epoxide MR 1 1998
2,4,5-TP MR 1 1998
ETHYLENE DIBROMIDE MR 1 1998
Chlordane MR 1 1998
BHC-GAMMA MR 1 1998
Endothall MR 1 1998
Endrin MR 1 1998
Benzo(a)pyrene MR 1 1998
Picloram MR 1 1998
HEXACHLOROBENZENE MR 1 1998
Toxaphene MR 1 1998
Pentachlorophenol MR 1 1998
2,4-D MR 1 1998
Diquat MR 1 1998
Dinoseb 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 NACO WATER CO BISBEE.

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 AZ0402112 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 NACO WATER CO BISBEE 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
2023 Lead and Copper Rule MR 5 SDWIS / AZ0402112 / 5000
2018 Chlorine MR 21 SDWIS / AZ0402112 / 0999
2015 Coliform (TCR) MCL 2 SDWIS / AZ0402112 / 3100
2010 Coliform (TCR) MR 6 SDWIS / AZ0402112 / 3100
2009 Consumer Confidence Rule Other 6 SDWIS / AZ0402112 / 7000
2009 Total Haloacetic Acids (HAA5) MR 3 SDWIS / AZ0402112 / 2456
2009 TTHM MR 3 SDWIS / AZ0402112 / 2950
2004 Nitrate MR 3 SDWIS / AZ0402112 / 1040
1998 Di(2-ethylhexyl) adipate MR 1 SDWIS / AZ0402112 / 2035
1998 OXAMYL MR 1 SDWIS / AZ0402112 / 2036
1998 Simazine MR 1 SDWIS / AZ0402112 / 2037
1998 Di(2-ethylhexyl) phthalate MR 1 SDWIS / AZ0402112 / 2039
1998 Carbofuran MR 1 SDWIS / AZ0402112 / 2046
1998 LASSO MR 1 SDWIS / AZ0402112 / 2051
1998 Heptachlor MR 1 SDWIS / AZ0402112 / 2065

How NACO WATER CO BISBEE Compares

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

Metric NACO WATER CO BISBEE Arizona avg Federal benchmark
Total violations 83 153.3 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 138 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 NACO WATER CO BISBEE water safe to drink?
NACO WATER CO BISBEE (PWS ID: AZ0402112) has 83 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 138 people using Groundwater sources.
How many people does NACO WATER CO BISBEE serve?
NACO WATER CO BISBEE serves 138 people in GLENDALE, Arizona. It is a Private-owned system using Groundwater water sources with 55 service connections.
What type of violations does NACO WATER CO BISBEE have?
NACO WATER CO BISBEE has 83 total violations: 2 health-based violations (MCL exceedances or treatment failures), 69 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NACO WATER CO BISBEE water?
No PFAS testing data is available for NACO WATER CO BISBEE under the EPA's UCMR5 monitoring program.
What water source does NACO WATER CO BISBEE use?
NACO WATER CO BISBEE 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 PlainWater Editorial