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Community Water System · PWS AZ0412306

Mountain View RV Ranch

Amado, Arizona 85640 - drinking water served from groundwater sources to 100 people, tracked in EPA SDWIS and UCMR5.

100
People served
213
EPA violations
7
Health-based
Untested
UCMR5 result

The verdict

EPA records 213 drinking-water violations at Mountain View RV Ranch, 3% of them health-based - above the Arizona per-system average.

213
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
100
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Mountain View RV Ranch

Mountain View RV Ranch is a public/private-owned community water system that delivers drinking water to 100 residents in Amado, Arizona (Santa Cruz County) through 96 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 213 total violations for this system , of which 7 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 143 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 Coliform (TCR), recorded in 53 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%).

Mountain View RV Ranch's 213 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
100
Total Violations
213
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
96
County
Santa Cruz
School/Daycare
No
MCL Violations
1
Monitoring Violations
143
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 53 2012
Consumer Confidence Rule Other 30 2020
Lead and Copper Rule MR 28 2019
Revised Total Coliform Rule MON 14 2020
Revised Total Coliform Rule RPT 6 2021
Public Notice Other 4 2024
Revised Total Coliform Rule Other 4 2020
LEAD AND COPPER RULE REVISIONS RPT 3 2024
E. COLI MR 3 2020
LEAD AND COPPER RULE REVISIONS TT 3 2024
Lead and Copper Rule TT 3 2017
Nitrate MR 2 2000
cis-1,2-Dichloroethylene MR 2 1999
Xylenes, Total 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
1,2-Dichloropropane MR 2 1999
1,1,2-Trichloroethane MR 2 1999
Tetrachloroethylene MR 2 1999
CHLOROBENZENE MR 2 1999
Benzene MR 2 1999
Toluene MR 2 1999
Ethylbenzene MR 2 1999
Styrene MR 2 1999
1,2,4-Trichlorobenzene MR 2 1999
DICHLOROMETHANE MR 2 1999
trans-1,2-Dichloroethylene MR 2 1999
Gross Alpha, Excl. Radon and U MR 2 1984

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 Mountain View RV 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 AZ0412306 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 Mountain View RV 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
2024 Public Notice Other 4 SDWIS / AZ0412306 / 7500
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / AZ0412306 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / AZ0412306 / 5200
2021 Revised Total Coliform Rule RPT 6 SDWIS / AZ0412306 / 8000
2020 Consumer Confidence Rule Other 30 SDWIS / AZ0412306 / 7000
2020 Revised Total Coliform Rule MON 14 SDWIS / AZ0412306 / 8000
2020 Revised Total Coliform Rule Other 4 SDWIS / AZ0412306 / 8000
2020 E. COLI MR 3 SDWIS / AZ0412306 / 3014
2019 Lead and Copper Rule MR 28 SDWIS / AZ0412306 / 5000
2017 Lead and Copper Rule TT 3 SDWIS / AZ0412306 / 5000
2012 Coliform (TCR) MR 53 SDWIS / AZ0412306 / 3100
2004 Coliform (TCR) MCL 1 SDWIS / AZ0412306 / 3100
2000 Nitrate MR 2 SDWIS / AZ0412306 / 1040
1999 cis-1,2-Dichloroethylene MR 2 SDWIS / AZ0412306 / 2380
1999 Xylenes, Total MR 2 SDWIS / AZ0412306 / 2955

How Mountain View RV Ranch Compares

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

Metric Mountain View RV Ranch Arizona avg Federal benchmark
Total violations 213 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 7 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 (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 Mountain View RV Ranch water safe to drink? ▼
Mountain View RV Ranch (PWS ID: AZ0412306) has 213 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 Mountain View RV Ranch serve? ▼
Mountain View RV Ranch serves 100 people in Amado, Arizona. It is a Public/Private-owned system using Groundwater water sources with 96 service connections.
What type of violations does Mountain View RV Ranch have? ▼
Mountain View RV Ranch has 213 total violations: 7 health-based violations (MCL exceedances or treatment failures), 143 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Mountain View RV Ranch water? ▼
No PFAS testing data is available for Mountain View RV Ranch under the EPA's UCMR5 monitoring program.
What water source does Mountain View RV Ranch use? ▼
Mountain View RV 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.
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.