Table 8.5          Predicted Air Pollutant Concentrations at Representative ASRs for the Future Scenario (Year 2026, Redeveloped Park)

ASR ID

Assessment Height

(metres AGL)

Hourly Averaged NO2 concentration (mg/m3)

24-Hour NO2 Averaged concentration (mg/m3)

24-Hour RSP Averaged concentration (mg/m3)

AL1

1.5

141

82

63

5

139

82

63

10

133

79

62

AL2

1.5

155

88

65

5

152

87

64

10

145

84

64

AL3

1.5

185

100

69

5

180

98

68

10

169

93

67

AL4

1.5

150

86

64

5

147

85

64

10

138

81

63

AL5

1.5

158

89

65

5

149

85

64

10

132

79

62

AL6

1.5

173

95

67

5

145

84

63

10

124

76

61

AL7

1.5

145

84

63

5

135

80

62

10

120

74

60

AL8

1.5

99

65

57

5

99

65

57

10

97

64

57

AL9

1.5

77

57

54

5

77

57

54

10

76

56

54

AL10

1.5

100

66

57

5

98

65

57

10

94

64

57

AL11

1.5

84

60

55

5

84

59

55

10

83

59

55

AL12

1.5

116

72

60

5

113

71

59

10

106

68

58

AL13

1.5

130

78

61

5

128

77

61

10

124

75

61

AL14

1.5

126

76

61

5

125

76

61

10

120

74

60

AL15

1.5

112

71

59

5

110

70

59

10

105

68

58

AL16

1.5

102

67

58

5

101

66

58

10

98

65

57

AL17

1.5

89

61

56

5

89

61

56

10

88

61

56

AL18

1.5

284

140

82

5

261

130

79

10

200

106

71

AL19

1.5

148

85

64

5

146

84

64

10

139

81

63

AL20

1.5

164

91

66

5

161

90

66

10

152

86

64

AL21

1.5

153

87

65

5

126

76

61

10

107

69

58

Notes:

(1) Value in bold type indicates that the NO2 concentration exceeds the HKAQO.

(2) Background NO2 concentration of 43 mg/m3 and RSP concentration of 50 mg/m3 are included.