interstate gas contracts / water gathering systems / gas processing facility / gas field operation / gas flow / gas field development / recoverable gas resources / coal seam gas legislative amendments / energy security needs / heritage register search / gas purchase arrangements / gas requirements / energy security / project infrastructure / species database search results / gas supply / natural gas / gas market / direct supply chain / head infrastructure / gas development / proposed gas field / gas field / reduced greenhouse gas emission fuel source / surface infrastructure / database search results / /