HVO 2009 Annual Environmental Management Report - Final
HVO 2009 Annual Environmental Management Report - Final
HVO 2009 Annual Environmental Management Report - Final
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Coal & Allied – Hunter Valley Operations<br />
Table 29: Surface Water Results from <strong>HVO</strong> Site Dams for <strong>2009</strong><br />
Location<br />
pH EC (S/cm) TSS (mg/L)<br />
Average Min Max Average Min Max Average Min Max<br />
Coal Loader<br />
Dam 8.6 8.4 8.7 3,747 2,720 6,080 21 2 111<br />
Dam 11N 8.8 8.4 9.4 4,877 3,230 8,020 12 2 64<br />
Dam 15N 9.1 7.8 9.9 2,932 1,400 6,450 90 2 384<br />
EOC Dam<br />
(16S) 8.9 8.3 9.2 1,425 1,150 1,710 16 10 22<br />
Emu Ck Sed<br />
Dam 8.3 7.5 8.9 637 410 1,010 35 11 76<br />
<strong>Final</strong> Dam<br />
(20N) 9.2 8.4 10 1,225 1,030 1,420 178 71 285<br />
Lake James<br />
(K Dam) 9 8.8 9.5 3,106 1,850 4,020 24 5 63<br />
Parnells<br />
Dam (W3) 9.1 8.9 9.4 4,202 3,850 5,220 26 2 99<br />
W9 7.9 7.7 8.2 10,083 9,000 11,100 528 5 2,070<br />
WOOP<br />
Dump Dam<br />
(3S) 8.6 8.2 8.8 937 750 1,180 16 7 32<br />
10.5<br />
<strong>HVO</strong> Site Dams pH Trends<br />
10<br />
9.5<br />
pH (pH units)<br />
9<br />
8.5<br />
8<br />
7.5<br />
7<br />
Jan 09<br />
Feb 09<br />
Mar 09<br />
Apr 09<br />
May 09<br />
Jun 09<br />
Jul 09<br />
Date<br />
Aug 09<br />
Sep 09<br />
Oct 09<br />
Nov 09<br />
Dec 09<br />
Coal Loader Dam Dam 11N Dam 15N EOC Dam<br />
<strong>Final</strong> Dam Lake James Parnell's Dam W9<br />
WOOP Dump Dam Emu Ck Sed Dam<br />
Figure 39: <strong>HVO</strong> Site Dams pH Trends<br />
AEMR <strong>2009</strong> 83
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