Non-Compliance detail


  
Summary
 
Licence number: 733
Annual Return Start: 01 Oct 2015
Annual Return End: 30 Sep 2016
Date Received: 29 Nov 2016
 
Licence Condition numberType of non-complianceEPA actionsNo. of times occurred
L2.2 Exceed limit for Total Nitrogen at MP3. Change in industrial discharges occurred with subsequent loss of carbonaceous load which resulted in plant not being able to denitrify to a sufficient level. Carbon dosing plant under construction to reduce TN Appropriate Action taken by licensee 1
O4.4 Following power outage a portion of flow potentially did not receive UV treatment at MP3. Environmental monitoring was conducted within receiving waters with no environmental impact observed. EPA advised. Appropriate Action taken by licensee 1
O4.5 Portion of flow discharged from MP4 overflow weir without receiving full treatment due to bypass & overflows associated with wet weather high inflows. Appropriate Action taken by licensee 1
L1 Dry weather overflow from scour valve. Valve was closed which ceased overflow. Incident reported to EPA. Inspection determined treatment of overflow via UV disinfection & reed bed nutrient uptake. Root cause analysis conducted & changes implemented EPA has written to licensee regarding non-compliance and relevant action 1
O1.1 Dry weather overflow from scour valve. Valve was closed which ceased overflow. Incident reported to EPA. Inspection determined treatment of overflow via UV disinfection & reed bed nutrient uptake. Root cause analysis conducted. EPA has written to licensee regarding non-compliance and relevant action 1