Monitoring of the Co-Combustion Pilot Plant
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Schedule From To
Load Commissioning (1) 21 April, 2005 25 April, 2005
Load Commissioning (2) 25 July, 2005 7 August, 2005
Normal Operation 6 October, 2005 December, 2005
Year
 2004 2005 2006  
Month
 Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb All
Location
Off-site
Lung Kwu Tan Village Station
Butterfly Estate Station
On-site
Pilot Plant Chimney
<+> show plant operation day(s) here <+>
Apr 2005
S M T W T F S
          1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
             
May 2005
S M T W T F S
1 2 3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31        
             
Jun 2005
S M T W T F S
      1 2 3 4
5 6 7 8 9 10 11
12 13 14 15 16 17 18
19 20 21 22 23 24 25
26 27 28 29 30 31  
             
Jul 2005
S M T W T F S
          1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31            
Aug 2005
S M T W T F S
  1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31      
             
Sep 2005
S M T W T F S
        1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30  
             
Oct 2005
S M T W T F S
            1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30 31          
Nov 2005
S M T W T F S
    1 2 3 4 5
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30      
             
Dec 2005
S M T W T F S
        1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30 31
             
Jan 2006
S M T W T F S
1 2 3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31        
             

  = Load commissioning test   = Plant operation day  
Total operation days allowed by EPD = 112 days
Total cumulative operation days as at Dec 17, 2005 = 56 days
There is no regulatory limit on opacity.
Heavy Metals Group 3 include beryllium (Be) and selenium (Se)
Note: 1 mg/m3 = 1 million ng/m3
There is no regulatory limit on heavy metals group 3 (i.e. beryllium (Be) and selenium (Se)).
Heavy Metals includes cadmium (Cd), thallium (Tl), mercury (Hg), antimony (Sb), arsenic (As), lead (Pb), chromium (Cr), cobalt (Co), copper (Cu), manganese (Mn), nickel (Ni), vanadium (V), beryllium (Be), and selenium (Se).
Note: 1 mg/m3 = 1 million ng/m3
The monitoring of Heavy Metals commenced on 6 Dec 2004.
Heavy Metals Group 1 include antimony (Sb), arsenic (As), lead (Pb), chromium (Cr), cobalt (Co), copper (Cu), manganese (Mn), nickel (Ni), vanadium (V).
Note: 1 mg/m3 = 1 million ng/m3
Heavy Metals Group 2 include cadmium (Cd), thallium (Tl).
Note: 1 mg/m3 = 1 million ng/m3
The monitoring of NO2 at Lung Kwu Tan commenced on 22 Dec 2004 due to failure of monitoring equipment.
The monitoring of NO2 at Lung Kwu Tan was suspended between 20 and 23 Feb, 2005 due to failure of monitoring equipment.
The monitoring of NO2 at Lung Kwu Tan was suspended between 1 and 4 Mar 2005 due to failure of monitoring equipment.
The monitoring of NO2 at Lung Kwu Tan commenced on 22 Dec 2004 and was suspended between 20 and 23 Feb, 1 and 4 Mar, 6 and 11 Apr, 21 Apr and 20 Sep, 24 Sep and 26 Sep, 5 Oct due to failure of monitoring equipment.
The monitoring of NO2 commenced on 6 Dec 2004.
The monitoring of SO2 commenced on 6 Dec 2004.
The monitoring of Total Suspended Particulates commenced on 6 Dec 2004.
The monitoring of Respirable Suspended Particulates commenced on 6 Dec 2004.
The monitoring of Dioxins commenced on 6 Dec 2004.
The level is so low (especially for the one on 5 Aug) that it cannot be clearly shown on the chart
The level is so low that it cannot be clearly shown on the chart

Monitoring of NO2
Monitoring of NO2 at Lung Kwu Tan was suspended between 6 and 11 Apr, 21 Apr and 30 Apr due to failure of monitoring equipment.
Monitoring of NO2 at Lung Kwu Tan was suspended between 1 May and 31 May due to failure of monitoring equipment.
Monitoring of NO2 at Butterfly Estate was suspended between 25 Apr and 30 Apr due to failure of monitoring equipment.
Monitoring of NO2 at Butterfly Estate was suspended between 1 May and 31 May due to failure of monitoring equipment.
The monitoring of NO2 commenced on 6 Dec 2004 and was suspended between 25 Apr and 20 Sep , 1 Oct and 3 Oct due to failure of monitoring equipment.
Monitoring of SO2 at Butterfly Estate was suspended between 6 May and 31 May due to failure of monitoring equipment.
The monitoring of SO2 commenced on 6 Dec 2004, and was suspended between 6 May and 5 Jul, 6 Aug and 20 Sep, 25 Sep and 27 Sep, 1 Oct due to failure of monitoring equipment.
Monitoring of SO2 at Lung Kwu Tan was suspended between 6 May and 31 May due to failure of monitoring equipment.
Monitoring of TSP at Lung Kwu Tan was suspended on 20 May due to failure of power supply.
Monitoring of RSP at Lung Kwu Tan was suspended on 20 May due to failure of power supply.
The monitoring of SO2 commenced on 6 Dec 2004. Monitoring of SO2 was suspended between 6 May and 20 Sep, 30 Sep and 1 Oct, 3 Oct and 5 Oct due to failure of monitoring equipment.
The monitoring of Total Suspended Particulates (TSP) commenced on 6 Dec 2004. Monitoring of TSP was suspended on 20 May and 1 Jun due to failure of power supply.
The monitoring of Respirable Suspended Particulates (RSP) commenced on 6 Dec 2004. Monitoring of RSP was suspended on 20 May and 1 Jun due to failure of power supply.
Monitoring of NO2 at Lung Kwu Tan was suspended between 1 Jun and 30 Jun due to failure of monitoring equipment.
Monitoring of NO2 at Lung Kwu Tan was suspended between 1 Jul and 31 Aug due to failure of monitoring equipment.
Monitoring of NO2 at Lung Kwu Tan was suspended between 1 Sep and 20 Sep, 24 Sep and 26 Sep due to failure of monitoring equipment.
Monitoring of NO2 at Lung Kwu Tan was suspended on 5 Oct due to failure of monitoring equipment.
Monitoring of SO2 at Lung Kwu Tan was suspended between 1 Jun and 30 Jun due to failure of monitoring equipment.
Monitoring of SO2 at Lung Kwu Tan was suspended between 1 Jul and 31 Aug due to failure of monitoring equipment.
Monitoring of SO2 at Lung Kwu Tan was suspended between 1 Sep and 20 Sep, 30 Sep due to failure of monitoring equipment.
Monitoring of SO2 at Lung Kwu Tan was suspended on 1 Oct, between 3 Oct and 5 Oct due to failure of monitoring equipment.
Monitoring of NO2 at Butterfly Estate was suspended between 1 Jun and 30 Jun due to failure of monitoring equipment.
Monitoring of NO2 at Butterfly Estate was suspended between 1 Jul and 31 Aug due to failure of monitoring equipment.
Monitoring of NO2 at Butterfly Estate was suspended between 1 Sep and 20 Sep due to failure of monitoring equipment.
Monitoring of NO2 at Butterfly Estate was suspended between 1 Oct and 3 Oct due to failure of monitoring equipment.
Monitoring of SO2 at Butterfly Estate was suspended between 1 Jun and 30 Jun due to failure of monitoring equipment.
Monitoring of SO2 at Butterfly Estate was suspended between 1 Jul and 5 Jul, 6 Aug and 31 Aug due to failure of monitoring equipment.
Monitoring of SO2 at Butterfly Estate was suspended between 1 Sep and 20 Sep, 25 Sep and 27 Sep due to failure of monitoring equipment.
Monitoring of SO2 at Butterfly Estate was suspended on 1 Oct due to failure of monitoring equipment.
Monitoring of TSP at Lung Kwu Tan was suspended on 1 Jun due to failure of power supply.
Monitoring of RSP at Lung Kwu Tan was suspended on 1 Jun due to failure of power supply.
Measurements

Nitrogen Dioxide (NO2)
Sulphur Dioxide (SO2)
Total Suspended Particulates (TSP)
Respirable Suspended Particulates (RSP)
Heavy Metals
Dioxins
Continuous
Total Organic Carbon (TOC)
Hydrogen Chloride (HCl)
Hydrogen Fluoride (HF)
Sulphur Dioxide (SO2)
Nitrogen Oxides (NOX)
Carbon Monoxide (CO)
Opacity
Periodic
Particulate Matter (PM)
Heavy Metals (Group 1)
Heavy Metals (Group 2)
Heavy Metals (Group 3)
Mercury (Hg)
Dioxins

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