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CROSSROADS PARK MHP

PWS ID: AZ0420096 · TUCSON, Arizona 85712

CROSSROADS PARK MHP serves 100 people in TUCSON, Arizona using Groundwater water sources. It has 112 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CROSSROADS PARK MHP

CROSSROADS PARK MHP is a public/private-owned community water system that delivers drinking water to 100 residents in TUCSON, Arizona (Pima County) through 80 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 112 total violations for this system , of which 4 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 94 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 Nitrate, recorded in 7 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. CROSSROADS PARK MHP's 112 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
100
Total Violations
112
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
80
County
Pima
School/Daycare
No
MCL Violations
0
Monitoring Violations
94
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 7 2010
Consumer Confidence Rule Other 5 2007
Coliform (TCR) MR 4 2011
LEAD AND COPPER RULE REVISIONS RPT 4 2024
LEAD AND COPPER RULE REVISIONS TT 4 2024
1,1,1-Trichloroethane MR 2 1998
Carbon tetrachloride MR 2 1998
1,2-Dichloropropane MR 2 1998
Trichloroethylene MR 2 1998
CHLOROBENZENE MR 2 1998
Benzene MR 2 1998
Ethylbenzene MR 2 1998
Styrene MR 2 1998
cis-1,2-Dichloroethylene MR 2 1998
p-Dichlorobenzene MR 2 1998
1,1-Dichloroethylene MR 2 1998
Fluoride MR 2 1989
Selenium MR 2 1989
Cadmium MR 2 1989
trans-1,2-Dichloroethylene MR 2 1998
DICHLOROMETHANE MR 2 1998
Mercury MR 2 1989
1,2-Dichloroethane MR 2 1998
Toluene MR 2 1998
Arsenic MR 2 1989
1,1,2-Trichloroethane MR 2 1998
Barium MR 2 1989
Chromium MR 2 1989
Tetrachloroethylene MR 2 1998
o-Dichlorobenzene MR 2 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 CROSSROADS PARK MHP.

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 AZ0420096 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 CROSSROADS PARK MHP 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 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / AZ0420096 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / AZ0420096 / 5200
2018 Revised Total Coliform Rule RPT 1 SDWIS / AZ0420096 / 8000
2011 Coliform (TCR) MR 4 SDWIS / AZ0420096 / 3100
2010 Nitrate MR 7 SDWIS / AZ0420096 / 1040
2007 Consumer Confidence Rule Other 5 SDWIS / AZ0420096 / 7000
2006 Lead and Copper Rule MR 1 SDWIS / AZ0420096 / 5000
1998 1,1,1-Trichloroethane MR 2 SDWIS / AZ0420096 / 2981
1998 Carbon tetrachloride MR 2 SDWIS / AZ0420096 / 2982
1998 1,2-Dichloropropane MR 2 SDWIS / AZ0420096 / 2983
1998 Trichloroethylene MR 2 SDWIS / AZ0420096 / 2984
1998 CHLOROBENZENE MR 2 SDWIS / AZ0420096 / 2989
1998 Benzene MR 2 SDWIS / AZ0420096 / 2990
1998 Ethylbenzene MR 2 SDWIS / AZ0420096 / 2992
1998 Styrene MR 2 SDWIS / AZ0420096 / 2996

How CROSSROADS PARK MHP Compares

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

Metric CROSSROADS PARK MHP Arizona avg Federal benchmark
Total violations 112 153.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 100 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 CROSSROADS PARK MHP water safe to drink? ▼
CROSSROADS PARK MHP (PWS ID: AZ0420096) has 112 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does CROSSROADS PARK MHP serve? ▼
CROSSROADS PARK MHP serves 100 people in TUCSON, Arizona. It is a Public/Private-owned system using Groundwater water sources with 80 service connections.
What type of violations does CROSSROADS PARK MHP have? ▼
CROSSROADS PARK MHP has 112 total violations: 4 health-based violations (MCL exceedances or treatment failures), 94 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CROSSROADS PARK MHP water? ▼
No PFAS testing data is available for CROSSROADS PARK MHP under the EPA's UCMR5 monitoring program.
What water source does CROSSROADS PARK MHP use? ▼
CROSSROADS PARK MHP 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.

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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.

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