4th MARCH 2011

Ashton Coal Operations Pty LimitedAshton Coal Operations Pty Limited

Community Consultative Committee

Environmental Report

Ashton Monitoring Locations

Depositional Dust

Monit

ori

ng

D2 D4 D5 D6 D7 D8 D9 D10 D11 D13 D140

1

2

3

4

5

6

7

8

Depositional Dust Gauge Rolling Annual Average2010 to 2011

Dust Gauge Number

Inso

luab

le S

oli

ds

(g/m

2.m

on

th)

Total Suspended Dust

Monit

ori

ng

Sep-10Oct-10

Nov-10Dec-10

Jan-11Feb-11

0

30

60

90

120

150

180

Year To Date Rolling Average HVAS TSP All Sites (µg/m3)

Site 1 - Rolling Annual Average - 109 Site 2 - Rolling Annual Average - 86 Site 3 - Rolling Annual Average - 95Site 8 - Rolling Annual Average - 93 Annual Average Criteria

An

nu

al A

ve

rag

e T

SP

(u

g/m

3)

PM10 Dust – Site 1

Monit

ori

ng

Maximum daily limit 150µg/m3

01-Dec-10 11-Dec-10 21-Dec-10 31-Dec-10 10-Jan-11 20-Jan-11 30-Jan-11 09-Feb-11 19-Feb-110

102030405060708090

100110120130140150160170180

Site 1 TEOM PM10 Results - December 2010 - February 2011

Site 1 - PM10 24 Hr Average Site 1 - Ashton Contribution Site 1 - PM10 Rolling Annual Average

24 hr Contribution Criteria Maximum 24 hr Criteria Annual Criteria

PM

10

(u

g/m

3)

PM10 Dust – Site 2

Monit

ori

ng

Maximum daily limit 150µg/m3

01-Dec-10 11-Dec-10 21-Dec-10 31-Dec-10 10-Jan-11 20-Jan-11 30-Jan-11 09-Feb-11 19-Feb-110

102030405060708090

100110120130140150160170180

Site 2 TEOM PM10 Results - December 2010 - February 2011

Site 2 - PM10 24 Hr Average Site 2 - Ashton Contribution Site 2 - PM10 Rolling Annual Average

24 hr Contribution Criteria Maximum 24 hr Criteria Annual Criteria

PM

10

(u

g/m

3)

Monit

ori

ng

Maximum daily limit 150µg/m3

PM10 Dust – Site 3

01-Dec-10 11-Dec-10 21-Dec-10 31-Dec-10 10-Jan-11 20-Jan-11 30-Jan-11 09-Feb-11 19-Feb-110

102030405060708090

100110120130140150160170180

Site 3 TEOM PM10 Results - December 2010 - February 2011

Site 3 - PM10 24 Hr Average Site 3 - Ashton Contribution Site 3 - PM10 Rolling Annual Average

24 hr Contribution Criteria Maximum 24 hr Criteria Annual Criteria

PM

10

(u

g/m

3)

Monit

ori

ng

Maximum daily limit 150µg/m3

PM10 Dust – Site 8

01-Dec-10 11-Dec-10 21-Dec-10 31-Dec-10 10-Jan-11 20-Jan-11 30-Jan-11 09-Feb-11 19-Feb-110

102030405060708090

100110120130140150160170180

Site 8 TEOM PM10 Results - December 2010 - February 2011

Site 8 - Ashton Contribution Site 8 - PM10 24 Hr Average Site 8 - PM10 Rolling Annual Average

24 hr Contribution Criteria Maximum 24 hr Criteria Annual Criteria

PM

10

(u

g/m

3)

Blasting Statistics at 1st March 2011

CriteriaChurch Village

V OP V OP

Maximum 2 116 3 114

Average 1 104 1 104

>2 mm/s 0 0 1.6%(1) 0

>10 mm/s 0 0 0 0

>115 dBA 0 1.6% (1) 0 0

>120 dBA 0 0 0 0

63 blasts have been fired for the reporting period to date.

Rainfall

Monit

ori

ng

Dec-10 Jan-11 Feb-11 Mar-11 Apr-11 May-11 Jun-11 Jul-11 Aug-11 Sep-11 Oct-11 Nov-11 Dec-110

20

40

60

80

100

120

Rainfall at Repeater 2010 - 2011

Long Term Median Rainfall (mm)

Ra

infa

ll (m

m)

Water Sampling Locations

Monit

ori

ng

Monit

ori

ng

Water Quality - pH

Dec-10 Jan-11 Feb-116

7

8

9

10

Bowmans Creek Monthly pH Levels December 2010 - February 2011

SM 3 SM 4 SM 5 SM 6

Date

pH

Water Quality - pH

Monit

ori

ng

Dec-10 Jan-11 Feb-116

7

8

9

10

Glennies Creek Monthly pH Levels December 2010 - February 2011

SM 7 SM 8 SM 11

Date

pH

Water Quality - pH

Dec-10 Jan-11 Feb-116

7

8

9

10

Hunter River Monthly pH Levels December 2010 - February 2011

SM 9 SM 10 SM 13 SM 12 SM14

pH

Water Quality - EC

Monit

ori

ng

Dec-10 Jan-11 Feb-110

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

Bowmans Creek Monthly EC Levels December 10 - February 11

SM 3 SM 4 SM 5 SM 6

Date

EC

(µ

S/c

m)

Water Quality - EC

Monit

ori

ng

Dec-10 Jan-11 Feb-110

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

Glennies Creek Monthly EC Levels December 2010 - February 2011

SM 7 SM 8 SM 11

Date

EC

(µ

S/c

m)

Water Quality - EC

Monit

ori

ng

Dec-10 Jan-11 Feb-110

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

Hunter River Monthly EC Levels December 10 - February 11

SM 9 SM 10 SM 13 SM 12 SM14

EC

(µ

S/c

m)

Date

Groundwater Sampling Sites

Monit

ori

ng

Groundwater – Standing Depth

Monit

ori

ng

Feb-09 May-09 Aug-09 Nov-09 Feb-10 May-10 Aug-10 Nov-10 Feb-110

2

4

6

8

10

12

14

Groundwater Depths February 2009 - February 2011

RM03 RM04 RM05 RM10 RSGM1

De

pth

(m

)

Groundwater – Standing Depth

Monit

ori

ng

Feb-09 Apr-09 Jun-09 Aug-09 Oct-09 Dec-09 Feb-10 Apr-10 Jun-10 Aug-10 Oct-10 Dec-10 Feb-110

2

4

6

8

10

12

Groundwater Depths February 2009 - February 2011

RM02 RM06 RM07 RM09 RA02 PB1

De

pth

(m

)

Groundwater – EC

Monit

ori

ng

Feb-09 May-09 Aug-09 Nov-09 Feb-10 May-10 Aug-10 Nov-10 Feb-110

2000

4000

6000

8000

10000

12000

Groundwater EC Levels

RM7 RM9 RM10 RSGM1 GM1

EC

(u

S)

Groundwater – EC

Feb-09 May-09 Aug-09 Nov-09 Feb-10 May-10 Aug-10 Nov-10 Feb-110

500

1000

1500

2000

2500

3000

3500

4000

4500

5000

Groundwater EC Levels

RM2 RM4 RM5 RM6 PB1

EC

(u

S)

Noise Monitoring

Nois

e

Statutory noise monitoring was conducted in February 2011. There were no exceedences for the reporting period.

Complaints

Com

mu

nit

y

Total complaints 4 – , Total enquiries - 0

1 3 7 8 9 10 15 18 23 30 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 270

1

2

3

4

5

6

7

8

9

Complaints by Resident Dec 2010 - Feb 2011

Identifier

Nu

mb

er

of

Co

mp

lain

ts

DECC

Complaints

Noise Lights Dust Operating Time

Blast Flora Fauna Other Total0

1

2

3

4

5

6

7

8

Complaints & Enquiries by Issue - December 2010 - February 2011

Complaints EnquiriesIssue

Nu

mb

er o

f C

om

pla

ints

Environment Related Operation ChangesDaily Operational Changes

Date Issue Operational Changes

9/12/2010 Winds getting towards 10m/s

Trucks were audible in the village.OCE changed location of trucks dumping from the RL135 to in the pit

11/12/2010Increasing winds with trucks dumping on the RL130

Moved trucks from the RL130 dump back to the Buttress dump in pit at 3pm

13/12/2010Increasing South easterly winds with trucks dumping on the RL130

Moved trucks from the RL130 dump back to the Buttress dump in pit at 7:30pm

14/12/2010Proactive movement to reduce noise in the village

Moved trucks from the RL130 dump back to the Buttress dump inpit at 7:30pm

15/12/2010Proactive movement to reduce noise in the village

Moved trucks from the RL130 dump back to the Buttress dump in pit at 7:30pm

16/12/2010Proactive movement to reduce noise in the village

Moved trucks from the RL130 dump back to the Buttress dump in pit at 7:30pm

18/12/2010 Predicted high NW winds Didn't dump on top dumps all day

Environment Related Operation ChangesDaily Operational Changes

Date Issue Operational Changes

22/12/2010Proactive movement to reduce noise in the village

No dumping occurred on the RL130 dump until 8.45am

23/12/2010Proactive movement to reduce noise in the village

No dumping occurred on the RL130 dump until 8.00am

22/02/2011

9am Machinery location change to working on area exposed to the village, 1 dozer on rehabilitation bulk push Environmental Manager inspected village and listened for dominant noise sources. There appeared to be no issue with the operationsThere were no issues identified No action

24/02/2011

8:30 machinery commenced working on exposed face to the village, one dozer on high dump with low number of trucks dumping. Dozer also working on high level of rehabilitation bulk push, one dozer on lower level bulk push with low volume of trucks dumping. 8:35 Environmental Manager inspected villageThe higher level dozer working on rehabilitation was audible . Contacted OCE at 9.05 and had the higher dozers operations immediately halted. High level dozer work on the rehabilitation was permanently halted. Lower dozer continued.

Immediate halting of higher dozer operations brought the noise levels down for the following 15min period. This dozer was moved of the rehabilitation operations.

Th

e E

nd

Any Questions?