INTERNATIONAL THERMAL SYSTEMS LLC
Parent Company: NA
4697 W GREENFIELD AVE, MILWAUKEE, Wisconsin 53214
Pollution Risk
92Based on 19 TRI facilities in zip code 53214
Water Quality
7416 violations recorded
Air Quality
49County-level EPA AQS data for MILWAUKEE
Facility Information
Water Quality in 53214
Total Violations
16
Health Violations
2
Contaminants Found
5
Water Safety Score
74/100
Contaminants Detected:
Should You Be Concerned About INTERNATIONAL THERMAL SYSTEMS LLC?
INTERNATIONAL THERMAL SYSTEMS LLCis 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. However, the overall environmental safety score for this area is 73/100 — indicating that despite the presence of this facility, the surrounding environment remains relatively healthy.
Water quality in zip code 53214 is good (74/100), suggesting that despite the TRI facility, drinking water hasn't been significantly impacted.
This zip code has 19 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 Wisconsin pollution report for broader context. NA operates this facility — check if they have a public environmental responsibility report.
Other TRI Facilities in 53214 (18)
MOTOR CASTINGS CO
1323 S 65TH
NEW DALTON HOLDINGS CORP
JOY GLOBAL SURFACE MINING INC. (F/K/A P&H MINING EQUIPMENT)
4400 WEST NATIONAL AVENUE
NA
BORDEN INC GROCERY & SPECIALTY PRODUCTS
1540 S 108TH ST
BORDEN INC
METAL TECHNOLOGIES LLC WEST ALLIS GRAY IRON
1501 S 83RD ST
NA
METAL TECHNOLOGIES INC WEST ALLIS DUCTILE IRON
1706 S 68TH ST
METAL TECHNOLOGIES INC
CHR HANSEN INC
9015 W MAPLE ST
NA
SPINWELD INC COATINGS DIV
6525 W BURNHAM ST
NA
GIDDINGS & LEWIS
11000 W THEODORE TRECKER WAY
GIDDINGS & LEWIS INC
AMALGA COMPOSITES INC
10600 W MITCHELL ST
NA
Health Considerations for Residents Near INTERNATIONAL THERMAL SYSTEMS LLC
Living near a Toxic Release Inventory (TRI) facility in MILWAUKEE, Wisconsin (53214) 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 53214 area. Testing kits are available through your county health department or certified labs.
Air Quality Monitoring
Air quality in this area scores 49/100 — below average. 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 INTERNATIONAL THERMAL SYSTEMS LLC, report them to Wisconsin'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: 53214VNSYS4697W. Last updated: August 2026.