MONTCLAIR BRONZE INC
Parent Company: NA
5621 STATE ST, MONTCLAIR, California 91763
Pollution Risk
26Based on 3 TRI facilities in zip code 91763
Water Quality
8231 violations recorded
Air Quality
72County-level EPA AQS data for SAN BERNARDINO
Facility Information
- Full Address
- 5621 STATE ST
- City
- MONTCLAIR
- State
- California
- Zip Code
- 91763
- County
- SAN BERNARDINO
- EPA TRI ID
- 91763MNTCL5621S
- Coordinates
- 34.0593°N, 117.6808°W
- Parent Company
- NA
Water Quality in 91763
Total Violations
31
Health Violations
3
Contaminants Found
4
Water Safety Score
82/100
Contaminants Detected:
Should You Be Concerned About MONTCLAIR BRONZE INC?
MONTCLAIR BRONZE 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 59/100 — moderate, suggesting some cumulative environmental burden from industrial activity in the area.
Water quality in zip code 91763 is good (82/100), suggesting that despite the TRI facility, drinking water hasn't been significantly impacted.
This zip code has 3 total TRI facilities, which contributes to the area's pollution profile.
What you can do: Check your home's water quality with an annual test kit, monitor local air quality alerts, and review the full California pollution report for broader context. NA operates this facility — check if they have a public environmental responsibility report.
Other TRI Facilities in 91763 (2)
Health Considerations for Residents Near MONTCLAIR BRONZE INC
Living near a Toxic Release Inventory (TRI) facility in MONTCLAIR, California (91763) 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 91763 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 MONTCLAIR BRONZE INC, report them to California'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.
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Data sources: EPA Toxic Release Inventory (TRI), EPA Safe Drinking Water Information System (SDWIS), EPA Air Quality System (AQS). Facility ID: 91763MNTCL5621S. Last updated: August 2026.