Non-Compliance detail


  
Summary
 
Licence number: 761
Annual Return Start: 01 Jul 2024
Annual Return End: 30 Jun 2025
Date Received: 06 Aug 2025
 
Licence Condition numberType of non-complianceEPA actionsNo. of times occurred
L3.8 The concentration limit for TSS (50mg/L) was exceeded twice (91mg/L and 60mg/l) in water discharged at EPA 25 during the ash dam overboard event that resulted from severe weather in April and May. EPA action determined as part of scheduled inspection program 2
L3.8 The upper limit for pH (9.0) was exceeded on nine occasions in water discharged at EPA 25 during the ash dam overboard event that resulted from severe weather in April and May. Minimum, average, and maximum of 9.02, 9.19 and 9.41 respectively. EPA action determined as part of scheduled inspection program 9
L3.5 The 99th percentile concentration limit for sulfur dioxide at EPA 3 (Unit 6) was exceeded at 10pm on 12 May 2025 (88th hour >1400 mg/m3 recorded within the 2024/25 reporting period). EPA action determined as part of scheduled inspection program 1
L7.1 The Ash Dam began discharging at EPA25 without receiving >400mm of rain within the 31-days immediately prior to discharge as required by condition L7.1. EPA action determined as part of scheduled inspection program 1