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)
03/12/2005 82 78 81 103 03/12/2005 15:00-15:59 70 68 61
09/12/2005 79 76 76 103 16:00-16:59 70 68 65
15/12/2005 143 134 120 114 17:00-17:59 83 94 91
21/12/2005* 230 244 258 196 09/12/2005 15:00-15:59 88 89 89
27/12/2005 115 108 160 126 16:00-16:59 74 80 72
29/12/2005 74 70 57 61 17:00-17:59 77 82 75
15/12/2005 15:00-15:59 74 93 77
16:00-16:59 80 82 94
17:00-17:59 104 124 120
21/12/2005 15:00-15:59 208 207 209
16:00-16:59 269 236 249
17:00-17:59 253 194 242
27/12/2005 15:00-15:59 91 106 92
16:00-16:59 125 113 106
17:00-17:59 129 116 107
*Action Level exceedances were recorded at all air quality monitoring stations.  No significant dusty activity was carried out on that day, which might have caused the high TSP readings.  Subsequent repeated samplings were conducted on 29/12/2005.