EPD

AQHI Monthly Summary

AQHI Monthly Query

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February 2023 (1.2-28.2)

Station	Distribution of Hourly AQHI (Number of Hours)
Station	Low	Moderate	High	Very High	Serious
Central/Western	267	393	4	8	0
Southern	251	416	3	2	0
Eastern	207	459	3	3	0
Kwun Tong	302	359	5	6	0
Sham Shui Po	272	390	5	5	0
Kwai Chung	318	347	3	4	0
Tsuen Wan	352	311	5	4	0
Tseung Kwan O	314	356	2	0	0
Yuen Long	353	300	6	13	0
Tuen Mun	313	341	9	9	0
Tung Chung	410	247	6	9	0
Tai Po	338	327	4	3	0
Sha Tin	325	338	6	3	0
North	305	359	4	4	0
Tap Mun	363	296	5	0	0

Legend of Categories	Number of Hours	Percent
Low	4690	47%
Moderate	5239	52%
High	70	1%
Very High	73	1%
Serious	0	0%

Roadside Stations

Station	Distribution of Hourly AQHI (Number of Hours)
Station	Low	Moderate	High	Very High	Serious
Causeway Bay	219	436	7	10	0
Central	274	386	2	10	0
Mong Kok	166	491	6	9	0

Legend of Categories	Number of Hours	Percent
Low	659	33%
Moderate	1313	65%
High	15	1%
Very High	29	1%
Serious	0	0%

Remarks:

(1) The total number of hourly AQHI readings at a station may be less than the total number of hours in the month because sometimes measurement may have to be suspended due to maintenance work at that station.

AQHI Monthly Summary

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