DSD Flooding Blackspot Database - Simplified Internet Version
Blackspots Identity No. 7
Location Morrison Hill Road J/O Lap
Tak Lane
District Wanchai
Scale 2
Cause of Flooding 1. Local low-lying area.
2. Substantial runoff from the upper catchment.
3. Inadequate capacity of existing drainage system.
Responsible Division Hong Kong and Islands
Responsible District
Senior Engineer
S. C. LO
Telephone No. 25947181
Responsible District
C. H. SO
Telephone No. 2594 7231
Year First Appeared 2009
Date of the
March 2017
Short-term Mitigation Measures 1. Preventive maintenance to maintain the existing capacity of the drainage system.
2. Ad-hoc emergency team will be mobilized to clear any blockage of roadside gullies upon hoisting of red or black rainstorm warning signals.
Long-term Mitigation Measures 1. The construction drainage improvement works at Yat Sin Street have been completed.
2. The Hong Kong West Drainage Tunnel has been commissioning.
3. The Happy Valley Underground Stormwater Storage Scheme has been commissioning.