Page 106 - Alderney Regional Environmental Assessment of Renewable Energy: Environmental Report
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Alderney
Regional Environmental Assessment of Renewable Energy:
Environmental Report
Development
Phase
Impact Pathway
Exposure to Change
(Magnitude and
Likelihood)
Sensitivity of
Change
Importance of
Feature
Significance
Mitigation
Residual Impact
Construction
Changes to/ loss of habitat
L
L-M
L-M
Insignificant to minor
-
-
Collision/entrapment risk
L
M
L-M
Insignificant to minor
-
-
Visual disturbance
L
L
L-M
Insignificant to minor
-
-
Noise/ vibration disturbance
L
L
L-M
Insignificant to minor
-
-
Toxic contamination (spillage)
N-L
L-M
L-M
Insignificant to minor
-
-
Non-toxic contamination
N-L
L-M
L-M
Insignificant to minor
-
-
Toxic contamination (sediment release)
L
L
L-M
Insignificant to minor
-
-
Operation
Changes to/ loss of habitat
L
L-M
L-M
Insignificant to minor
-
-
Collision
L
M
L-M
Insignificant to minor
-
-
Visual disturbance
L
L
L-M
Insignificant to minor
-
-
Noise/ vibration disturbance
L
L
L-M
Insignificant to minor
-
-
Electromagnetic field (EMF)
L-M
M
L-M
Insignificant to moderate
Section 5.3.2.11 Insignificant to minor
Toxic contamination (spillage)
N-L
L-M
L-M
Insignificant to minor
-
-
Decommissioning
Changes to/ loss of habitat
L
L-M
L-M
Insignificant to minor
-
-
Collision risk
L
M
L-M
Insignificant to minor
-
-
Visual disturbance
L
L
L-M
Insignificant to minor
-
-
Noise/ vibration disturbance
L
L
L-M
Insignificant to minor
-
-
Toxic contamination (spillage)
N-L
L-M
L-M
Insignificant to minor
-
-
Non-toxic contamination
N-L
L-M
L-M
Insignificant to minor
-
-
Toxic contamination (sediment release)
L
N/L
L-M
Insignificant to minor
-
-
Offshore
Substations
Survey
Collision risk
L
M
L-M
Insignificant to minor
-
-
Visual disturbance
L
L
L-M
Insignificant to minor
-
-
Noise/ vibration disturbance
L
L
L-M
Insignificant to minor
-
-
Toxic contamination (spillage)
N-L
L-M
L-M
Insignificant to minor
-
-
Construction
Changes to/ loss of habitat
L
L-M
L-M
Insignificant to minor
-
-
Collision risk
L
M
L-M
Insignificant to minor
-
-
Visual disturbance
L
L
L-M
Insignificant to minor
-
-
Noise/ vibration disturbance
N-H
M
L-M
Insignificant to major
Section 5.3.2.11 Insignificant to minor
Toxic contamination (spillage)
N-L
L-M
L-M
Insignificant to minor
-
-
Non-toxic contamination
N-L
L-M
L-M
Insignificant to minor
-
-
Toxic contamination (sediment release)
N-L
N/L
L-M
Insignificant to minor
-
-
Operation
Changes to/ loss of habitat
L
L-M
L-M
Insignificant to minor
-
-
Collision risk
L
M
L-M
Insignificant to minor
-
-
Visual disturbance
L
L
L-M
Insignificant to minor
-
-
Noise/ vibration disturbance
L
L
L-M
Insignificant to minor
-
-
Toxic contamination (spillage)
N-L
L-M
L-M
Insignificant to minor
-
-
Introduction of new structure
L
L-M
L-M
Insignificant to minor
-
-
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