42 Metgasco Operation of temporary holding Incident alerts: Onsite et al. Media report operating in NSW ponds with inadequate freeboard with 2012 (media) June 2012 levels; no spillage reported, but the regulations regarding Gov. company was fined for multiple wastewater storage NSW DTI Compliance offences of non-compliance with 2012b (Gov.) Report regulations relating to wastewater storage 43 Metgasco Failed to clean up two water storage Overflow Onsite Weekes 2011 report operating in ponds after drilling at a site at Dyraaba, NSW in Dyraaba, NSW was abandoned. Torn 2011 liner and overflowing evident. Pond did not contain hydraulic fracturing fluid or produced water. 44 Arrow Energy CSG Gas and salty water burst out of a Spill Offsite Berry 2011 Media report operation in Dalby, CSG well on farmland. According to Qld in 2011 the landowner, it was the fourth gas incident on his property in two years. These other incidents did not involve the well, but from a leaking pipe. 45 Arrow Energy near Arrow Energy confirmed traces of Other; contamination Onsite Cubby 2010a report Mackay, Qld toxic chemicals (benzene, toluene, detected in wells at a ethylene and xylene=BTEX) detected gas site in wells at a hydraulic fracturing operation for CSG. BTEX was not used in its hydraulic fracturing chemicals and could be related to
42 Metgasco operating in NSW June 2012 Operation of temporary holding ponds with inadequate freeboard levels; no spillage reported, but the company was fined for multiple offences of non-compliance with regulations relating to wastewater storage Incident alerts: with regulations regarding wastewater storage Onsite et al. 2012 (media) NSW DTI 2012b (Gov.) Media report Gov. Compliance Report 43 Metgasco operating in Dyraaba, NSW in 2011 Failed to clean up two water storage ponds after drilling at a site at Dyraaba, NSW was abandoned. Torn liner and overflowing evident. Pond did not contain hydraulic fracturing fluid or produced water. Overflow Onsite Weekes 2011 report 44 Arrow Energy CSG operation in Dalby, Qld in 2011 Gas and salty water burst out of a CSG well on farmland. According to the landowner, it was the fourth gas incident on his property in two years. These other incidents did not involve the well, but from a leaking pipe. Spill Offsite Berry 2011 Media report 45 Arrow Energy near Mackay, Qld Arrow Energy confirmed traces of toxic chemicals (benzene, toluene, ethylene and xylene=BTEX) detected in wells at a hydraulic fracturing operation for CSG. BTEX was not used in its hydraulic fracturing chemicals and could be related to Other; contamination detected in wells at a gas site Onsite Cubby 2010a report
technical-report-number-06-lit-rev-identification-potential-pathways.docx