Non-Compliance detail


  
Summary
 
Licence number: 1675
Annual Return Start: 01 Jul 2009
Annual Return End: 30 Jun 2010
Date Received: 27 Aug 2010
 
Licence Condition numberType of non-complianceEPA actionsNo. of times occurred
M2.1 Sample not collected due to sample arm problem. Autosampler head replaced, sample collected next day. Autosampler sent for repair. Appropriate Action taken by licensee 1
L1.4(a)(i) Sewage overflow from access chamber & entered underground stormwater system, due to blockage of tree roots, debris & grease. Pumped back to sewer, blockages cleared, area cleaned & water tested. CCTV for investigation. Appropriate Action taken by licensee 3
L3.1 Exceeded average concentration limit for Zinc. Increase indentified after plant upgrade & inclusion of 2 IDALs. Investigations show IDAL process cannot remove soluble zinc. Licence limit reviewed/increased. EPA to monitor future compliance with this condition 1
O5.1 Unable to demonstrate ongoing improvement in environmental performance as odour complaints over the five year period 2005/2010 were higher than the five year average over 1995/2000. EPA to monitor future compliance with this condition 1
L8.1 Wet weather overflow frequency exceeded the licence limit of 18 in 10 years. Results from hydraulic sewer system model comparisons predicted an overflow frequency of 32. EPA to monitor future compliance with this condition 1