Matrix Carbon Monoxide Sensor Passes Advanced Performance Testing, Receives NRTL Listing, and Becomes First Stationary MSHA-Performance-Tested Sensor on the Market

Matrix Design Group, a subsidiary of Alliance Resource Partners, L.P. ARLP, announced today that the Matrix WAMS-S1000 Permissible Wireless Carbon Monoxide Monitoring Sensor has been listed by Intertek, a Nationally Recognized Testing Laboratory. With this listing, the WAMS-S1000 fully complies with 30 CFR 75.351 set forth by the Mine Safety and Health Administration and is the only post-accident, performance-tested, and NRTL-Listed CO sensor on the market today.