Lamma Power Station Extension - Air Quality Monitoring Data
24-hr TSP  (ug/m3) 1-hr TSP  (ug/m3)
Date Reservoir East Gate Ash Lagoon Tai Yuen Village Date Time Reservoir East Gate Ash Lagoon
(AM1) (AM2) (AM3) (AM4) (AM1) (AM2) (AM3)
06/04/2004 71 67 80 76 06/04/2004 15:00-15:59 87 81 87
12/04/2004 29 27 29 32 16:00-16:59 81 74 86
18/04/2004 (1) 82 59 63 17:00-17:59 80 75 85
20/04/2004 61 - - - 12/04/2004 15:00-15:59 24 28 30
24/04/2004 85 80 76 69 16:00-16:59 30 42 33
30/04/2004 (2) 46 55 54 17:00-17:59 32 30 30
04/05/2004 98 - - - 18/04/2004 15:00-15:59 110 144 108
16:00-16:59 108 133 108
17:00-17:59 126 167 109
24/04/2004 15:00-15:59 69 69 76
16:00-16:59 65 65 74
17:00-17:59 74 70 78
30/04/2004 15:00-15:59 55 71 44
16:00-16:59 63 54 57
17:00-17:59 73 62 61
(1)  HVAS at AM1 was found defective during collection of filter sample on 19/4/2004.  Defect was rectified on the same day.
       A make-up 24 hours TSP sampling at AM1 was conducted on 20/4/2004.
(2)  HVAS at AM1 was found defective during collection of filter sample on 3/5/2004.  Defect was rectified on the same day.
       A make-up 24 hours TSP sampling at AM1 was conducted on 4/5/2004.