EPA ACTIVE WATCH Western US & Intermountain Basins: Wildfire Smoke & Elevated PM2.5 Infiltration

Mount Clemens air quality.

Air quality observations and historical context for Mount Clemens, MI

Historical perspective

The longer view.

Annual PM2.5 concentrations · µg/m³

Regional reference: Oak Park (18.2 miles away). These historical values are inherited from that location, not measured in Mount Clemens.

Historical annual PM2.5 concentrations 0.04.79.3 2019: 7.8 µg/m³20192020: 7.5 µg/m³20202021: 8.2 µg/m³20212022: 6.8 µg/m³20222023: 9.3 µg/m³20232024: 7.7 µg/m³2024
View data table
Annual PM2.5 · µg/m³
YearPM2.5
20197.8
20207.5
20218.2
20226.8
20239.3
20247.7
Historical score73.5/100
Annual mean PM2.57.8 µg/m³

Available history: 2019–2024. Historical scores are distinct from current AQI and do not describe today’s conditions.

Sources and scoring method ↗

Local context

What this page tells you

This page combines annual PM2.5, unhealthy days, 5-year trend, and data coverage so you can compare long-term air quality, not just today's reading.

Sponsor
73.5
Clean Air Score
Mount Clemens Long-term Air Quality
Based on EPA 5-year data · Loading live AQI...
Connecting to live sensor...

Regional Air Quality Context & Seasonal Patterns

Mount Clemens is treated as a local community in MI, so the most useful signal is the long-term pollution baseline rather than a single live AQI reading. Annual PM2.5 averages 7.8 ug/m3, with roughly 0 unhealthy-air days per year, and the multi-year trend is relatively stable. Its Clean Air Score is 73.5 (grade B), which helps compare Mount Clemens with other MI cities. In Mount Clemens, historical EPA observations show that pollution levels typically peak in February (averaging an index of 47), while the cleanest air conditions occur in April (averaging 31). With an extreme events rating of 100/100, Mount Clemens exhibits resilient atmospheric ventilation with fewer multi-day smoke outliers. Because Mount Clemens does not have its own long-running EPA station in this dataset, the report uses Oak Park about 18.2 miles away as the closest proxy monitor.

Peak Season
February Peak

Winter (Temperature inversions & woodsmoke trapping)

Cleanest Air Window
April

Historically lowest pollution baseline

Sensitive Groups Guidance
Keep home windows sealed during calm late evening hours when surface inversions concentrate particulates near ground level.

Fine particulate matter (PM2.5) in Mount Clemens is monitored for health safety. Long-term exposure to pollutants can lead to respiratory issues, making daily checks essential for active residents in MI.

Clean Air Getaways & Cleaner Alternatives

Looking for cleaner air near Mount Clemens?

These destinations have significantly higher historical Clean Air Scores than Mount Clemens (Score: 73.5).

View All Clean Air Rankings →
149 mi away +6.9 pts higher

Jenison, MI

80.4 / 100 Clean Air Score
86 mi away +6.8 pts higher

Lansing, MI

80.3 / 100 Clean Air Score
82 mi away +6.8 pts higher

East Lansing, MI

80.3 / 100 Clean Air Score

Indoor Air Quality in Mount Clemens, MI

Outdoor pollution can still affect indoor air when windows are open, filtration is weak, or wildfire smoke moves in.

Complete Mount Clemens Home AQI & Filtration Guide

Get custom room-by-room HEPA purifier sizing, seasonal PM2.5 trends, and local home sealing recommendations.

👉 Read Full Mount Clemens Guide →
AQI 0-50: Good
Windows

Usually safe to open windows for fresh air.

Air Purifier

Air purifier is optional for most households.

Stay Indoors

Normal indoor and outdoor activity is fine.

AQI 51-100: Moderate
Windows

Ventilate selectively; sensitive groups should watch symptoms.

Air Purifier

Run HEPA filtration on low if pollen, smoke smell, or traffic exhaust is noticeable.

Stay Indoors

Most people can continue normal activity; sensitive groups should keep an eye on AQI.

AQI 101-150: Unhealthy for sensitive groups
Windows

Keep windows closed so outdoor PM2.5 does not build indoors.

Air Purifier

Run HEPA filtration in bedrooms and main living spaces.

Stay Indoors

Children, older adults, and people with asthma should reduce outdoor exertion.

AQI 151+: Unhealthy
Windows

Keep windows and doors sealed as much as practical.

Air Purifier

Run filtration continuously; use the highest comfortable fan setting.

Stay Indoors

Stay indoors when possible and consider an N95 if you must go outside.

EPA 9.0 µg/m³ Benchmark Advisory Tested Filtration Guidance

Hardware Buying Decision: What Works vs What Fails for Mount Clemens

In areas with elevated particulate or seasonal stagnation, basic ionizers or thin sponge filters fail to clear indoor air. Review verified physical capture technologies before investing in home equipment.

Verified Technologies That Work
  • True HEPA H13 (99.97% @ 0.3µm)The gold standard for fine particulate capture: wildfire smoke PM2.5, pet dander, pollen, and dust.
  • Washable Coarse Mesh Pre-FilterCaptures hair, lint, and pet fur before reaching HEPA, extending main filter lifespan by 50%.
Will Not Fix This (Avoid Spending Here)
  • Ultrasonic Humidifiers & Essential OilsWill not clean air. Unfiltered tap water in ultrasonic units atomizes minerals into fine respirable white dust.
  • Ozone-Emitting Ionizers / ElectrostaticWill not fix this. Ionizers make particles sticky and emit lung-irritating ozone (O3), restricted by CARB.
💡EPA Mold & Moisture: Air purifiers manage airborne spores, but relative humidity must be kept below 50% using a dehumidifier to prevent active mold replication.

Check indoor relative humidity with a hygrometer. If humidity exceeds 55%, pair your HEPA air purifier with a compressor dehumidifier.

Lab-tested air purifiers certified for dust mites & airborne mold spores

Levoit CARB Zero-Ozone

Levoit Core 300 True HEPA

Budget-Friendly Bedroom & Home Office up to 219 sq ft

Coverage (2 ACH):219 sq ft
Smoke CADR:141 CFM
Noise Level:24 - 50 dB
Annual Filter Cost:$30 - $40
✓Compact cylindrical footprint fits nightstands and work desks
✓Affordable OEM and verified replacement filter cartridges
·Not designed for open living spaces over 300 sq ft
Coway CARB Zero-Ozone

Coway Airmega 200M (AP-1512HH)

Best Overall for Bedrooms & Living Rooms up to 360 sq ft

Coverage (2 ACH):361 sq ft
Smoke CADR:233 CFM
Noise Level:24.4 - 53.8 dB
Annual Filter Cost:$45 - $55
✓Wirecutter top pick for 9 consecutive years
✓Ultra-quiet Eco mode powers down fan when air is clean
·Carbon filter is relatively thin; requires Coway 400 for heavy persistent smoke
Blueair CARB Zero-Ozone

Blueair Blue Pure 311i+ Max

Whisper-Quiet Living Rooms & Fast Allergen Clearing (465 sq ft)

Coverage (2 ACH):465 sq ft
Smoke CADR:250 CFM
Noise Level:23 - 50 dB
Annual Filter Cost:$45 - $55
✓HEPASilent technology moves higher airflow with lower fan wattage
✓Washable fabric exterior pre-filter in modern Scandinavian colors
·Uses electrostatic assist; certified CARB compliant but not pure mechanical-only

Health Recommendations

General Public

Most people can continue outdoor activities normally. Keep an eye on changing conditions.

Sensitive Groups

Children and elderly should reduce prolonged or heavy outdoor exertion if AQI rises above 50.

Running & Outdoor Exercise Guide

Explore available hourly data before planning outdoor time in Mount Clemens.

🏃 View Running Forecast →
SISTER RESEARCH INITIATIVE
WATERQ.US × CLEANAIRDATA

Environmental Health Dossier: Air & Tap Water in Mount Clemens

Atmospheric fine particulate matter (PM2.5) and municipal drinking water contaminants represent the two primary involuntary daily exposures in any household. While HEPA filtration purifies indoor air, municipal tap water often contains invisible halogenated byproducts, heavy metals, or PFAS forever chemicals.

Atmospheric Exposure
Inhalation Risk

Mount Clemens holds a historical Clean Air Score of 73.5/100. High PM2.5 requires True HEPA (H13) physical media filters without electronic ozone generation.

Hydrological Exposure
Ingestion Risk

Municipal utility compliance focuses on legal limits, not health guidelines. Verified solid-carbon or Reverse Osmosis filters target lead, chlorine byproducts, and micropollutants.

Review EPA Safe Drinking Water Information System (SDWIS) utility compliance reports.
Inspect Mount Clemens Tap Water on WaterQ.us
Head-to-Head Benchmark

Compare Mount Clemens Air Quality

See how Mount Clemens’s pollution baselines and seasonal patterns compare side-by-side.

Custom City Matchup →
Webmaster & Community Resource

Embed Mount Clemens Live Air Quality on Your Website

Free for local blogs, schools, news portals, outdoor clubs, and community hubs. Displays real-time AQI with zero maintenance required.

Customize Styling →
HTML Embed Snippet
<iframe src="https://cleanairdata.org/widget/city/mount-clemens-mi" width="300" height="220" style="border:0;border-radius:16px;overflow:hidden;" loading="lazy" title="Mount Clemens Real-Time Air Quality"></iframe>
<p style="font-size:11px;color:#64748b;margin-top:4px;"><a href="https://cleanairdata.org/city/mount-clemens-mi" target="_blank" rel="noopener">Mount Clemens Air Quality Data</a> by CleanAirData.org</p>
Sponsor

Frequently Asked Questions about Mount Clemens Air Quality

Is air quality in Mount Clemens safe today?

Current air quality in Mount Clemens is being monitored. Based on historical data, Mount Clemens has a clean air score of 73.5. For real-time updates, check the live monitoring panel on this page.

When is air pollution highest in Mount Clemens?

According to multi-year EPA observations, air pollution in Mount Clemens historically peaks during February (Winter (Temperature inversions & woodsmoke trapping)). The cleanest air window typically occurs in April.

What should sensitive groups do during peak air pollution in Mount Clemens?

Keep home windows sealed during calm late evening hours when surface inversions concentrate particulates near ground level. Maintaining certified indoor HEPA filtration is an effective way to minimize personal exposure.

What is a dangerous AQI level?

An AQI (Air Quality Index) above 100 is considered unhealthy for sensitive groups, while levels above 150 are unhealthy for everyone. Levels above 300 are hazardous.

Should I wear a mask today in Mount Clemens?

If the AQI in Mount Clemens is above 150, an N95 mask is recommended for outdoor activities to filter out fine particulate matter (PM2.5).

Free Live Embed

Mount Clemens AQI Widget

Display real-time air quality on your local school portal, news site, or club blog.

Get Custom Embed Code →