Building on our previous blog regarding the AERH2S model, this update addresses the new editions of Alberta Energy Regulator (AER) Directive 071: Emergency Preparedness and Response and the associated Manual 026: Emergency...more
On November 4, 2025, the Alberta Energy Regulator released AERH2S, an updated version of its computer model for calculating Emergency Planning Zones (EPZs) for sour gas applications. AERH2S replaces the longstanding ERCBH2S...more