Non-Compliance detail


  
Summary
 
Licence number: 10693
Annual Return Start: 01 Apr 2018
Annual Return End: 31 Mar 2019
Date Received: 29 May 2019
 
Licence Condition numberType of non-complianceEPA actionsNo. of times occurred
L2.1 The load limit for Total Suspended Solids (TSS) was exceeded due to a severe wet weather event. The ability of the wastewater treatment works to meet the TSS limit will continue to be monitored and inflow/infiltration within the catchment reviewed. Appropriate Action taken by licensee 1
O4.4 Less than 500L/s of sewage didn't receive de-gritting, biological treatment and UV disinfection due to failure of a low level ball float switch. The float was replaced and adjustments made so that switch failure does not prevent PILPS pump operation. Appropriate Action taken by licensee 1
O4.4 Sewage inflow less than 500L/s didn't received UV disinfection prior to discharge due to generator failure during a power outage. A stop board was installed to direct flows into a clarifier. The generator supplier has made procedural changes. Appropriate Action taken by licensee 1
O4.5 A portion of sewage inflow didn't receive UV Disinfection prior to discharge due to a valve between the UV Lift Pump Station and the Effluent Pump Station not being fully sealed. The valve was tightened and an additional sump pump will be installed. Appropriate Action taken by licensee 2
M2.3 No sample was taken within the first 24 hours of discharge occurring due to the SCADA system not providing a notification. A SCADA change was implemented to install high priority alarms. Appropriate Action taken by licensee 1