PlainWater
States → Michigan

Non-Transient Non-Community Water System · PWS MI2032208

Greenmark Equipment

Hastings, Michigan 49058 — drinking water served from groundwater sources to 40 people, tracked in EPA SDWIS and UCMR5.

40
People served
9
EPA violations
0
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 9 drinking-water violations at Greenmark Equipment — below the Michigan per-system average.

9
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
40
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Greenmark Equipment

Greenmark Equipment is a private-owned non-transient non-community water system that delivers drinking water to 40 residents in Hastings, Michigan (Barry County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 9 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 4 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 2 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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. Greenmark Equipment's 9 violations sit below the Michigan average. Statewide, 87 of 318 UCMR5-tested systems have reported PFAS detections (27.4%). 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
40
Total Violations
9
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Barry
School/Daycare
No
MCL Violations
0
Monitoring Violations
4
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 2 2025
Nitrate MR 2 1997

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
11Cl-PF3OUdS 8/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/12/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 8/12/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/12/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/12/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 8/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 8/12/2024 <0.007 µg/L 0.007 µg/L Not Detected
lithium 8/12/2024 <9 µg/L 9 µg/L Not Detected
PFHpA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 8/12/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFHxA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 2/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 2/12/2024 <0.02 µg/L 0.02 µg/L Not Detected
11Cl-PF3OUdS 2/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 2/12/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 2/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 2/12/2024 <0.002 µg/L 0.002 µg/L Not Detected
6:2 FTS 2/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 2/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 2/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 2/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 2/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 2/12/2024 <0.005 µg/L 0.005 µg/L Not Detected

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 Greenmark Equipment.

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 MI2032208 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 Greenmark Equipment 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
2025 Lead and Copper Rule MR 2 SDWIS / MI2032208 / 5000
1997 Nitrate MR 2 SDWIS / MI2032208 / 1040

How Greenmark Equipment Compares

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

Metric Greenmark Equipment Michigan avg Federal benchmark
Total violations 9 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 40 830 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Greenmark Equipment water safe to drink? ▼
Greenmark Equipment (PWS ID: MI2032208) has 9 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 40 people using Groundwater sources.
How many people does Greenmark Equipment serve? ▼
Greenmark Equipment serves 40 people in Hastings, Michigan. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Greenmark Equipment have? ▼
Greenmark Equipment has 9 total violations: 0 health-based violations (MCL exceedances or treatment failures), 4 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Greenmark Equipment water? ▼
No. Greenmark Equipment was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Greenmark Equipment use? ▼
Greenmark Equipment 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.

Explore PlainWater

Water in Michigan

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

Related

Michigan systems → | Most violations → | Compare counties →
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial