Enayam Port

Tamil Research Institute
RAPID TECHNO-ECONOMIC FEASIBILITY REPORT FOR
DEVELOPMENT OF COLACHEL PORT AT TAMILNADU
FINAL REPORT
4.2.2. Impacts during the operation phase
Design component
Environmental/social
components likely to be
impacted
Brief description of impact
Impact to be
considered for
the selection of
Alternatives
Operation phase
1
2
Cargo handling and
inland cargo
movement and
storage areas
Aqueous discharges
in harbour basin
3 Cargo and oil spills
4
Maintenance
dredging
Air quality and noise
Due to equipment handling and vehicular
movement..
Traffic increase Impact on traffic and traffic networks. X
Marine water quality and
ecology
Marine water quality and
ecology
Marine water quality
Marine ecology
5 Water supply Water resources
6
7
8
Wastewater
discharge
Solid waste
management
Handling of
hazardous waste
Water quality
Groundwater and soil
quality
Marine water quality,
marine ecology
9 Port activity Fishermen’s livelihood
Change in marine water quality/ecology due to
discharged ship waste(spillage), sewage, bilge
water, solid waste, etc.
Change in marine water quality.
Increase in turbidity
Due to decrease in DO levels which affect marine
ecology and disturbance to benthic communities.
Impact on existing water resources, especially
ground water, shortage.
Impact due to discharge of runoff from container
storage and sewage from port and port colony
premises.
Impact due to disposal of solid waste on ground
without treatment.
Impact due to accidents with hazardous waste and
material.
Impact on fishing due to vessel movement and
restriction on free movement of fishing boats.
X
X
Table 27 Impacts during Operational Phase
The impacts marked with an X in both tables are closely linked to the location and configuration of each port.
The following table links each identified impact to the related environmental and social factor and sub-factors.
CP1832-FR-AX-05-CP-Initial Environmental Examination-Ed4.docx AX05 - 90
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