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Review government records associated with Flat Rock, Michigan.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Flat Rock, MI from EPA SDWIS.
Flat Rock
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 10,541 people
Data from EPA SDWIS
Reviewed: source records as of Q1 2026
EPA UCMR5 — No PFAS detection records shown for these water systems
Open data source: EPA UCMR5DoD PFAS — No investigation records shown for this report
Open data source: DoD PFASEPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Silver Creek
Reported: Nov 2026
Health-relevant causes: Mercury, Pathogens, Per- And Polyfluoroalkyl Substances (pfas), Pesticides, Polychlorinated Biphenyls (pcbs)
Affected uses: Ecological, Fishconsumption, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Wayne County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
EPA designates an area as nonattainment when air quality does not meet federal health-based standards (NAAQS) for a specific pollutant.
Detroit: Ozone
NonattainmentModerate8-Hour Ozone (2015 Standard)
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
Detroit-Ann Arbor
PM2.5 · PM-2.5 (1997 Standard)
Classification: Former Subpart 1
Original designation: Apr 2005
Current design value: 11.9 µg/m³ (2023-2025)
Historical designations under the revoked 1997 ozone standard
These records describe historical designations. EPA revoked the 1997 ozone standard on April 6, 2015.
Detroit-Ann Arbor Area
Historical standard: 0.08 ppm (8-hour)
Historical designation: Maintenance · Subpart 2/Marginal
Original designation: Jun 2004
Open data source: EPA final revocation ruleContinuing requirements have not been verified for this area.
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Allen Park
Annual mean: 0.2 Parts per million
Observation year: 2025
Annual mean: 1.2 Parts per billion
Observation year: 2025
Annual mean: 0.036 Parts per million
EPA primary exceedance count: 1 (Ozone 8-hour 2015)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Flat Rock Assembly Plant
Reported: 2024
Reviewed: source query run Nov 2026
Brownfield sites are properties where redevelopment is complicated by the presence of hazardous substances.
Open data source: Search EPA ECHO2 sites with active cleanup or investigation status
24605 Gibraltar, Flat Rock
Reported: Feb 2026
26155 East Huron River Drive, Flat Rock
Reported: Feb 2026
Facilities with hazardous-waste handler records under RCRA in the reviewed 5-mile city-center search area. Active handler status is separate from air, water, or other ECHO compliance violations, which are shown in their own sections.
Active RCRA handler records in the reviewed city search area
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
Formerly Used Defense Sites are properties previously owned by, leased to, or otherwise possessed by the United States and under the jurisdiction of the Secretary of Defense. The FUDS program addresses environmental restoration at these properties.
Open data source: USACE FUDSSites regulated by the Mine Safety and Health Administration, including mines, sand and gravel operations, and portable crushers. Status and type are from the MSHA Mine Data Retrieval System. Records with active/intermittent status dates older than 5 years are shown as older records rather than current active sites.
No records shown in this group.
Reviewed: status dates within last 5 years
Data from MSHA
Wayne County, MI
EPA Radon Zone Map (June 2024 release)
Wayne County is EPA Radon Zone 3 (low potential). EPA defines Zone 3 counties as having predicted average indoor screening levels below 2 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Minimal flood hazard — outside the 1% and 0.2% annual chance floodplains.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
Nuclear Regulatory Commission licensed facilities. The Emergency Planning Zone extends 10 miles for plume exposure and 50 miles for the ingestion pathway.
Reported: Mar 2026
This city report includes a facility within the 10-mile plume exposure Emergency Planning Zone.
1 reactor · Operated by DTE Electric Company
Reviewed: 2000-present
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Wayne County, MichiganPop. 1,757,043
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 12,151 | 8,468 | 7,972 |
| Poor or Fair Health | 20.0% | 15.2% | 14.2% |
| Poor Physical Health Days | 4.0 | 3.6 | 3.3 |
| Poor Mental Health Days | 5.7 | 5.3 | 4.8 |
| Adult Smoking | 22.1% | 17.9% | 15.0% |
| Adult Obesity | 36.8% | 34.6% | 34.0% |
| Air Pollution - Particulate Matter | 12.7 | 6.8 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 11.7% | 9.3% | 9.6% |
| Life Expectancy | 73.4 | 76.6 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Flat Rock.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 4 violations for Flat Rock.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Flat Rock.
The monitoring station at Allen Park recorded an annual average of 0.2 Parts per million for carbon monoxide in 2025.
The monitoring station at Allen Park recorded an annual average of 1.2 Parts per billion for sulfur dioxide in 2025.
The monitoring station at Allen Park recorded an annual average of 0.036 Parts per million for ozone in 2025.
The radon data for Flat Rock covers Wayne County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
No Superfund sites were returned for this city report.
This city report shows 2 brownfield sites: 24605 Gibraltar Property; Coleman Beauty Academy.
The county data for Flat Rock reports a life expectancy of 73.4 years in Wayne County, Michigan.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Flat Rock reports 12,151 years of life lost to deaths before age 75 per 100,000 residents in Wayne County, Michigan. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Flat Rock lists fine-particle pollution (PM2.5) at 12.7 micrograms per cubic meter in Wayne County, Michigan.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.