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Non-Transient Non-Community Water System · PWS MI2050281

South Arbor Academy

Ypsilanti, Michigan 48197 - drinking water served from groundwater sources to 850 people, tracked in EPA SDWIS and UCMR5.

850
People served
74
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 74 drinking-water violations at South Arbor Academy - above the Michigan per-system average.

74
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
850
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: South Arbor Academy

South Arbor Academy is a private-owned non-transient non-community water system that delivers drinking water to 850 residents in Ypsilanti, Michigan (Washtenaw County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 74 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 72 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 Aldicarb sulfone, recorded in 3 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 Michigan, EPA tracks 10,959 public water systems serving 9,098,093 people, with 255,201 cumulative violations and 31,467 health-based violations on record. About 86% of systems in the state carry at least one violation, and state-wide the average per system is 23.3 violations. Statewide, 87 of 318 UCMR5-tested systems have reported PFAS detections (27.4%).

South Arbor Academy's 74 violations sit above the Michigan 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
850
Total Violations
74
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
2
County
Washtenaw
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
72
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Aldicarb sulfone MR 3 2011
Carbofuran MR 3 2011
LASSO MR 3 2011
Heptachlor MR 3 2011
Heptachlor epoxide MR 3 2011
2,4,5-TP MR 3 2011
BHC-GAMMA MR 3 2011
Revised Total Coliform Rule MON 3 2024
Total Polychlorinated Biphenyls (PCB) MR 3 2011
Chlordane MR 3 2011
Methoxychlor MR 3 2011
Toxaphene MR 3 2011
Dinoseb MR 3 2011
Pentachlorophenol MR 3 2011
Endrin MR 3 2011
Atrazine MR 3 2011
OXAMYL MR 3 2011
Simazine MR 3 2011
Picloram MR 3 2011
Hexachlorocyclopentadiene MR 3 2011
2,4-D MR 3 2011
Aldicarb sulfoxide MR 3 2011
HEXACHLOROBENZENE MR 3 2011
Aldicarb MR 3 2011
Public Notice Other 2 2024

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 South Arbor Academy.

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 MI2050281 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Michigan Drinking Water Authority

Michigan EGLE, Drinking Water and Environmental Health Division is the primacy agency that licenses and inspects South Arbor Academy under EPA-delegated authority.

Open MI regulator portal

Source: Michigan EGLE, Drinking Water and Environmental Health Division

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 Revised Total Coliform Rule MON 3 SDWIS / MI2050281 / 8000
2024 Public Notice Other 2 SDWIS / MI2050281 / 7500
2011 Aldicarb sulfone MR 3 SDWIS / MI2050281 / 2044
2011 Carbofuran MR 3 SDWIS / MI2050281 / 2046
2011 LASSO MR 3 SDWIS / MI2050281 / 2051
2011 Heptachlor MR 3 SDWIS / MI2050281 / 2065
2011 Heptachlor epoxide MR 3 SDWIS / MI2050281 / 2067
2011 2,4,5-TP MR 3 SDWIS / MI2050281 / 2110
2011 BHC-GAMMA MR 3 SDWIS / MI2050281 / 2010
2011 Total Polychlorinated Biphenyls (PCB) MR 3 SDWIS / MI2050281 / 2383
2011 Chlordane MR 3 SDWIS / MI2050281 / 2959
2011 Methoxychlor MR 3 SDWIS / MI2050281 / 2015
2011 Toxaphene MR 3 SDWIS / MI2050281 / 2020
2011 Dinoseb MR 3 SDWIS / MI2050281 / 2041
2011 Pentachlorophenol MR 3 SDWIS / MI2050281 / 2326

How South Arbor Academy Compares

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

Metric South Arbor Academy Michigan avg Federal benchmark
Total violations 74 23.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 2.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 27.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 850 830 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 10,959 regulated public water systems in Michigan.

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 South Arbor Academy water safe to drink? ▼
South Arbor Academy (PWS ID: MI2050281) has 74 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 850 people using Groundwater sources.
How many people does South Arbor Academy serve? ▼
South Arbor Academy serves 850 people in Ypsilanti, Michigan. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does South Arbor Academy have? ▼
South Arbor Academy has 74 total violations: 0 health-based violations (MCL exceedances or treatment failures), 72 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in South Arbor Academy water? ▼
No PFAS testing data is available for South Arbor Academy under the EPA's UCMR5 monitoring program.
What water source does South Arbor Academy use? ▼
South Arbor Academy uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.