TILCON CONNECTICUT INC.
Parent Company: CRH AMERICAS INC
185 SOUTH RD, GROTON, Connecticut 06340
Pollution Risk
51Based on 6 TRI facilities in zip code 06340
Water Quality
8No violation data available
Air Quality
20County-level EPA AQS data for NEW LONDON
Facility Information
- Full Address
- 185 SOUTH RD
- City
- GROTON
- State
- Connecticut
- Zip Code
- 06340
- County
- NEW LONDON
- EPA TRI ID
- 06340TLCNC185SR
- Parent Company
- CRH AMERICAS INC
Should You Be Concerned About TILCON CONNECTICUT INC.?
TILCON CONNECTICUT INC.is 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 just 27/100 — a concerning level that warrants attention from residents, particularly families with young children or individuals with respiratory conditions.
Drinking water quality is a concern in zip code 06340, scoring only 8/100. Consider testing your home water supply or using a certified filtration system.
This zip code has 6 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 Connecticut pollution report for broader context. CRH AMERICAS INC operates this facility — check if they have a public environmental responsibility report.
Other TRI Facilities in 06340 (5)
DONCASTERS INC PRECISION CASTINGS NEW ENGLAND
835 POQUONNOCK RD
DONCASTERS LTD
ELECTRIC BOAT CORP
75 EASTERN POINT RD
GENERAL DYNAMICS CORP
BUCKEYE TERMINALS, LLC - GROTON TERMINAL
443 EASTERN POINT RD
BUCKEYE TERMINALS LLC
PFIZER INC GROTON SITE
445 EASTERN POINT RD MS4157
PFIZER INC
PCC STRUCTURALS
839 POQUONNOCK RD
BERKSHIRE HATHAWAY INC
Health Considerations for Residents Near TILCON CONNECTICUT INC.
Living near a Toxic Release Inventory (TRI) facility in GROTON, Connecticut (06340) 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
Given the water quality score of 8/100 for zip code 06340, we recommend annual water testing for heavy metals, VOCs, and industrial contaminants — especially if you use well water. Testing kits are available through your county health department or certified labs.
Air Quality Monitoring
Air quality in this area scores 20/100 — 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 TILCON CONNECTICUT INC., report them to Connecticut'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.
Explore More
Data sources: EPA Toxic Release Inventory (TRI), EPA Safe Drinking Water Information System (SDWIS), EPA Air Quality System (AQS). Facility ID: 06340TLCNC185SR. Last updated: August 2026.