ANTELOPE COAL LLC
Parent Company: CLOUD PEAK ENERGY INC
55 MILES N OF DOUGLAS HWY 59, DOUGLAS, Wyoming 82633
Pollution Risk
61Based on 8 TRI facilities in zip code 82633
Water Quality
100471 violations recorded
Air Quality
23County-level EPA AQS data for CONVERSE
Facility Information
Water Quality in 82633
Total Violations
471
Health Violations
7
Contaminants Found
15
Water Safety Score
100/100
Contaminants Detected:
Should You Be Concerned About ANTELOPE COAL LLC?
ANTELOPE COAL 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. The area's environmental safety score is 63/100 — moderate, suggesting some cumulative environmental burden from industrial activity in the area.
Water quality in zip code 82633 is good (100/100), suggesting that despite the TRI facility, drinking water hasn't been significantly impacted.
This zip code has 8 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 Wyoming pollution report for broader context. CLOUD PEAK ENERGY INC operates this facility — check if they have a public environmental responsibility report.
Other TRI Facilities in 82633 (7)
BUCKING HORSE PLANT
477 COLD SPRINGS ROAD
ENERGY TRANSFER LP
DOUGLAS GAS PLANT
252 HWY 59
TALLGRASS ENERGY
CHAMPIONX-DOUGLAS 550
132 HWY-59
CHAMPIONX CORP
PECAN PIPELINE (WYOMING) JEWELL GAS PLANT
SECTION 35 41N 72W - 5565 HWY 59
EOG RESOURCES INC
ANTELOPE REFINING
2070 HIGHWAY 59
GENESIS ENERGY LP
RELADYNE
10 ORIN INDUSTRIAL AVENUE
RELADYNE LLC
STEAMBOAT PROCESSING FACILITY
68 CHEROKEE TRAIL
WESTERN MIDSTREAM PARTNERS LP
Health Considerations for Residents Near ANTELOPE COAL LLC
Living near a Toxic Release Inventory (TRI) facility in DOUGLAS, Wyoming (82633) 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 82633 area. Testing kits are available through your county health department or certified labs.
Air Quality Monitoring
Air quality in this area scores 23/100 — 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 ANTELOPE COAL LLC, report them to Wyoming'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: 82633NTLPC55MIL. Last updated: August 2026.