Non-Compliance detail


  
Summary
 
Licence number: 378
Annual Return Start: 01 Jul 2001
Annual Return End: 30 Jun 2002
Date Received: 29 Aug 2002
 
Licence Condition numberType of non-complianceEPA actionsNo. of times occurred
L1.4(a) 73 overflows of the reticulation system reached waterways in dry weather, due to blockages caused by tree roots, debris, fat buildup or broken structures. N/A N/A
L1.4(b) 12 overflows of the reticulation system reached waterways in dry weather, due to blockages caused by tree roots, debris, fat buildup or broken structures. N/A N/A
O3.2 A small portion of effluent did not recieve degritting or sedimentation prior to discharge at the STP. This was caused by heavy rainfall while part of grit system was taken off line for maintenance. N/A N/A
L1.4 a (i) 67 overflows of the reticulation system reached waterways in dry weather, due to blockages caused by tree roots, debris, fat buildup or broken structures. N/A N/A
L1.4.a(ii) 9 overflows of the reticulation system reached waterways in dry weather, due to blockages caused by tree roots, debris, fat buildup or broken structures. N/A N/A
O3.3 0.8 Ml did not recieve degritting due to high levels in the sedimentation distribution tank caused by flows > 1050 Ml per day. Was the first time the plant attempted flows > 1050 Ml per day (commisioning of modulating weir). N/A N/A
M2.1(c) An alternative method approved by the EPA has been used to sample the vents at Lane Cove and Scotts Creek (EPA ID 33) N/A N/A
P1.1 Location for flow monitoring at STP Air Scrubber Point 35 at outlet of vent is unsuitable. N/A N/A
O5.2(c) Comparison of wet weather overfow performace in reporting period with 1994 benchmark year performance not done, because hydraulic sewer system model for reporting period not developed/calibrated to accuracy required by the licence N/A N/A
O5.1 Comparison of wet weather overfow performace in reporting period with 1994 benchmark year performance not done, because hydraulic sewer system model for reporting period not developed/calibrated to accuracy required by the licence N/A N/A
M2.1 (c) An alternative method approved by the EPA has been used to sample the vents at Lane Cove and Scotts Creek (EPA ID 34) N/A N/A