Non-Compliance detail


  
Summary
 
Licence number: 1688
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 on scheduled sampling days due to rough seas. Sample collected on 15/07/09 and 12/02/10, after the due dates for collection. Appropriate Action taken by licensee 2
L1.4(a)(i) Sewage overflow caused by sandbags.Sewer surcharge caused by tree roots.Sewage leaking from crack in manhole caused by choke due to silt.Sewer running heavily into stormwater channel caused by debris. Odour caused by tree roots.At various locations. Appropriate Action taken by licensee 6
L1.4(a)ii Sewer surcharge in an underground stormwater channel caused by tree root blockage at Balmain. Sewage overflow from a blocked interceptor caused by debris at Woolloomooloo. Blockages were cleared and affected areas cleaned. Appropriate Action taken by licensee 2
O5.1 Unable to demonstrate improvement to environmental performance due to predicted overflow. The hydraulic sewer system model predicted overflow frequency is 174 in 10 years, exceeding the benchmark performance of 154 in 10 years. EPA to monitor future compliance with this condition 1
L3.1 Exceeded average concentration limit for Aluminium, most likely due to wet weather inwash. 4 out of 12 samples were above average and all in wet weather/elevated flows. Aluminium results were reviewed/increased. EPA to monitor future compliance with this condition 1