In accordance with the Protection of the Environment Legislation Amendment Act 2011 (POELA Act), we are required to publish a monthly summary of our Environment Protection Licence (EPL) data and provide information on licence exceedance.

These requirements aim to better inform the public and provide the community access to Wallerawang’s operational performance.

Wallerawang has a Pollution Incident Response Management Plan  for the power station and surrounding areas.

Download NSW EPA reports

List of past Wallerawang EPA reports.

Year Month Reports
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2018 January
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Units of Measurement for Environment Protection Licence Number 766

Unit of measure abbreviation Unit of measure
% percent
µS/cm microsiemens per centimetre
dB(A) LAeq (15 minute) decibel dB(A) LAeq (15 minute)
g/g mole grams per gram mole
g/m3 grams per cubic metre
kg/m3 kilograms per cubic metre
m/s metres per second
m3 /s cubic metres per second
mg/L milligrams per litre
mg/m3 milligrams per cubic metre
NTU nephelometric turbidity units
oC degrees Celsius
pH pH

Environment monitoring locations

Environment Protection Licence Number EPL ID No Code Location (Coordinates) Description
766 LDP1 -33.400984,150.083081 Discharge to Coxs River from Unit 7 cooling tower identified as "EPA ID 1" on a map provided to the EPA in a letter data 18 March 2005.
766 LDP13 -33.40218,150.083311 Wallerawang Power Station Boiler 7, identified as "EPA ID 13" on a map provided to the EPA in a letter data 18 March 2005.
766 LDP14 -33.40261,150.084046 Wallerawang Power Station Boiler 8, identified as "EPA ID 14" on a map provided to the EPA in a letter data 18 March 2005.
766 LDP18 -33.402664,150.084572 Combined overflow drains from the coal settling basins at Wallerawang Power Station to Coxs River, identified as "EPA ID 18" on a map provided to the EPA in a letter data 18 March 2005.
766 LDP20 -33.390621,150.117005 Centennial-Springvale Water Transfer System bypass point east of Kerosene Vale ash dam.
766 LDP21 -33.4033,150.084229 Emergency discharge point just north of railway bridge and just upstream of ambient monitoring point LDP8.
766 LDP3 -33.400528,150.08594 Caustic injection plant discharge to Coxs River, identified as "EPA ID 3" on a map provided to the EPA in a letter data 18 March 2005.
766 LDP4 -33.424274,150.082303 Discharge to Coxs River from Unit 7 & 8 cooling tower blowdown, identified as "EPA ID 4" on a map provided to the EPA in a letter data 18 March 2005.
766 LDP5 -33.404914,150.082128 Overflow drain from southern retention basin to Coxs River, identified as "EPA ID 5" on a map provided to the EPA in a letter data 18 March 2005.
766 NOISE A -33.394719,150.087292 Measurement location for representative sensitive receiver: 60 Skelly Road, Lidsdale.
766 NOISE B -33.391449,150.086777 Measurement location for representative sensitive receiver: 10 Skelly Road, Lidsdale.
766 NOISE C -33.389049,150.086954 Measurement location for representative sensitive receiver: 21 Neubeck Street, Lidsdal

Map

Wallerawang