Historical Recognized Environmental Condition (HREC)Published January 25, 2019 at dimensions 1267 × 825 in Historical Recognized Environmental Condition (HREC). Next → https://www.geoforward.com/wp-content/uploads/Historical-Recognized-Environmental-Condition-HREC-1024x667.png https://www.geoforward.com/wp-content/uploads/Historical-Recognized-Environmental-Condition-HREC-Rules.jpgHistorical Recognized Environmental Condition (HREC)