4 th march 2011 ashton coal operations pty limited community consultative committee...
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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
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