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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 number
Type of non-compliance
EPA actions
No. 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