EPD - Pollution Problems & Practical Solutions
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Air
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| Activities |
Mis-connection/Expedient Connection & Broken Sewerage
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| Problem |
Malodour from roadside stormwater drain
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| Relevant Env. Control |
Under the Air Pollution Control Ordinance, Cap. 311, person causing the air nuisance requires the adoption of air pollution abatement measures. |
| Practical Solutions |
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Conduct regular maintenance check on the condition and routing of the drainage system and repair any drainage defects immediately |
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Keep an updated drainage plan in management office |
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Check the drainage plan before carrying out of drainage works to ensure correct drainage route |
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Conduct dye-tracing tests for unclear sewer routing to avoid misconnection |
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Ensure the use of manhole cover with correct identification of the drain types |
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Use color code to help identify and distinguish stormwater drainage system (e.g. manhole, exposed pipes and channel) from foul water system |
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| Activities |
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| Problem |
Malodour from grease trap
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| Relevant Env. Control |
Under the Air Pollution Control Ordinance, Cap. 311, person causing the air nuisance requires the adoption of air pollution abatement measures. |
| Practical Solutions |
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Locate grease trap away from the vicinity of common areas, such as lift lobbies or any fresh air intake of the air conditioning system |
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Arrange the regular clearance in non-sensitive hours |
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| Activities |
Operation of Wastewater Treatment Plant
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| Problem |
Malodour from sewage treatment plant
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| Relevant Env. Control |
Under the Air Pollution Control Ordinance, Cap. 311, person causing the air nuisance requires the adoption of air pollution abatement measures. |
| Practical Solutions |
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Locate sewage treatment plant away from nearby residential premises and common areas, such as lift lobby |
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