Non-Compliance detail


  
Summary
 
Licence number: 398
Annual Return Start: 01 Dec 2004
Annual Return End: 30 Nov 2005
Date Received: 08 Feb 2006
 
Licence Condition numberType of non-complianceEPA actionsNo. of times occurred
L3.2 L3.2 - pH level of 8.7 at LDP#2. Minewaters sat in filter lagoon for a longer than normal period where CO2 out gassing occurred causing pH to rise after acid dosing. 12/1/05. Metered pH buffering system installed on 14/4/05. Appropriate Action taken by licensee 1
L3.2 L3.2 - pH level of 8.7 at LDP#2. pH reading from lab - field pH reading was 8.2. 6/7/05. Field pH meter was being calibrated incorrectly. New calibration procedure was developed. PRP 8 developed to reduce pH levels to 8.0 N/A 1
M2 M2 - Required samples not taken. No flows recorded on the designated sampling date (9/3/05) due to maintenance of the Mine Dams - no samples taken. Follow up sample taken the following week after discharge commenced. LDP#2 N/A 1