WYETH-AYERST LABORATORIES INC

Parent Company: AMERICAN HOME PRODUCTS CORP

454 W N ST, MASON, Michigan 48854

Area Score65/100PoorPoor

Pollution Risk

66

Based on 9 TRI facilities in zip code 48854

Water Quality

62

40 violations recorded

Air Quality

66

County-level EPA AQS data for INGHAM

Facility Information

Full Address
454 W N ST
City
MASON
State
Michigan
Zip Code
48854
County
INGHAM
EPA TRI ID
48854WYTHY400WN
Coordinates
42.5842°N, 84.4498°W
Parent Company
AMERICAN HOME PRODUCTS CORP

Water Quality in 48854

Total Violations

40

Health Violations

1

Contaminants Found

10

Water Safety Score

62/100

Contaminants Detected:

Disinfectant ResidualGross AlphaChlorineOtherCode 1017TTHMTrichloroethylene (TCE)TurbidityCode 8000Arsenic

Should You Be Concerned About WYETH-AYERST LABORATORIES INC?

WYETH-AYERST LABORATORIES INCis registered in the EPA's Toxic Release Inventory (TRI). This means the facility reports handling, releasing, or transferring toxic chemicals as part of its operations. The area's environmental safety score is 65/100 — moderate, suggesting some cumulative environmental burden from industrial activity in the area.

Residents in zip code 48854 should be aware of potential environmental exposure from industrial operations.

This zip code has 9 total TRI facilities, which is a high concentration that compounds environmental health risks — each facility contributes pollutants that may interact in ways individual facility data doesn't capture. Areas with multiple TRI sites tend to have higher rates of respiratory issues and environmental sensitivity, according to EPA research.

What you can do: Check your home's water quality with an annual test kit, monitor local air quality alerts, and review the full Michigan pollution report for broader context. AMERICAN HOME PRODUCTS CORP operates this facility — check if they have a public environmental responsibility report.

Health Considerations for Residents Near WYETH-AYERST LABORATORIES INC

Living near a Toxic Release Inventory (TRI) facility in MASON, Michigan (48854) means potential exposure to industrial pollutants through air, water, and soil. While not every facility creates immediate health risks, long-term proximity warrants awareness and proactive steps.

Water Testing

Even with acceptable municipal water scores, homes near industrial sites should test annually for contaminants that may leach through groundwater. This is especially important for homes built before 1990 or those on well water in the 48854 area. Testing kits are available through your county health department or certified labs.

Air Quality Monitoring

Monitor daily AQI (Air Quality Index) at airnow.gov, particularly on hot, stagnant days when ground-level pollutants concentrate. If you notice unusual odors or visible emissions from WYETH-AYERST LABORATORIES INC, report them to Michigan's environmental agency.

When to Consult a Doctor

Speak with your physician if you experience persistent respiratory symptoms (chronic cough, wheezing, shortness of breath), unexplained headaches, skin irritation, or unusual fatigue — particularly if these worsen when you're at home. Mention your proximity to a TRI facility so they can order appropriate screening. Vulnerable populations — children, elderly, pregnant women, and those with asthma — should be especially vigilant.

Data sources: EPA Toxic Release Inventory (TRI), EPA Safe Drinking Water Information System (SDWIS), EPA Air Quality System (AQS). Facility ID: 48854WYTHY400WN. Last updated: August 2026.