HomeMy WebLinkAbout1985 Settlement Plan 56 ItemsAlaska Power Authority
Susitna Hydroelectric Project
Issues List
March 6, 1984
Fishery Issues (F)
F-1. Significance of altered flow regime on salmon and resident fish
habitats and populations downstream of the dams, including effects on
migration/access, spawning, and rearing during summer months, and
effects on incubation and rearing during winter months.
F-2., Significance of changes in water quality parameters (turbidity, pH,
heavy metals, dissolved nitrogen, temperature, nutrients) on salmon
and resident fish habitats and populations downstream of the dams.
F-3. Significance of altered ice processes on salmon and resident fish
habitats and populations downstream of the dams, including effects on
fish access and changes due to staging.
F-4. Significance of changes in stream morphology on salmon and resident
fish habitats and populations downstream of the dams.
f-5. Significance of impoundment effects on resident fish habitat and
populations upstream of the dams.
F-6. Significance of physical effects of access corridors on fish
habitats.
F-7. Significance of physical effects of transmission line corridors on
fish habitats.
F-8. Significance of water quality and quantity effects of construction
camp and permanent village on fish habitats.
F-9. Significance of water quality and stream morphology effects of borrow
and spoil areas on fish habitats.
F-10. Significance of disturbance effects of human instream activities on
fish.
F-11. Feasibility and desirability of specific mitigation options, including
structural modifications, flow allocation, physical habitat
modification, hatcheries, and management options.
F-12. Formulation and implementation of post -construction plan tomonitor
significant impacts and the efficacy of specific mitigation measures.
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Wildlife Issues (W)
W-1. Significance of reduction in moose carrying capacity directly
attributable to the project.
W-2. Significance of reduction in black bear denning and foraging habitat.
W-3. Significance of reduction in brown bear spring foraging habitat.
W-4. Significance of habitat reduction for middle basin furbearers and
birds.
W-5. Significance of Dall sheep habitat modification at Jay Creek lick.
W-6. Significance of increase in accidents and inhibition of movements of
big game mammals due to reservoir open water and ice conditions.
W-7. Significance of inundation or other disturbance to bald eagle, golden
eagle, and other raptor nests.
W-8. Significance of changes in wildlife habitat and movements downstream
of the dams due to changes in flow and ice cover.
W-9. Significance of reduction in wildlife habitat due to construction
camps/villages, permanent town, and airstrips.
W-10. Significance of access road presence and use effects on caribou
movements and behavior.
W-11. Significance of increased accidental big game deaths from vehicle
collisions due to increased access.
W-12. Significance of reductions in big game and furbearer populations from
increased hunting/trapping pressure due to increased accessibility of
project area.
W-13. Significance of other disturbances to wildlife due to human
activities, such as aircraft overflights and construction noise.
W-14. Formulation and implementation of construction worker transportation
plan.
W-15. Formulation and implementation of post -construction access policy.
W-16. Feasibility and desirability of refinement of timing of construction
and operation activities to reduce wildlife impacts.
W-17. Feasibility and desirability of specific mitigation options, including
moose and bear habitat enhancement, Jay Creek lick expansion, raptor
nest habitat enhancement, revegetation of disturbed areas, downstream
beaver habitat enhancement.
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W--18. Feasibility and desirability of types of mitigation options, including
design or structural modifications, replacement lands/habitat,
enhancement of lands/habitat, rehabilitation of disturbed lands,
management options (scheduling or restrictions) to reduce disturbance
or direct impacts, preventive measures.
W-19. Formulation and implementation 'of post -construction plan to monitor
significant impacts and the efficacy of specific mitigation measures.
Recreation Issues (R)
R-1. Significance of impacts on fishing, including availability of fish,
access, and quality of experience.
R 2. Significance of impacts on hunting and recreational trapping,
including availability of resource, access, and quality of
experience.
R-3. Significance of loss of whitewater resource.
R-4. Significance of impacts to boating downstream of Devil Canyon Dam,
including access to the water- and on the water (impediments to
navigation).
R-5. Significance of impacts on non -consumptive activities (e.g., bird -
watching and hiking), including availability of the resource; access
to the resource:; and quality of experience.
R-6. Significance of recreational activities of project construction work-
ers on fish and wildlife resources in the Susitna River watershed.
R 7. Formulation and implementation of a specific recreational
opportunities/recreation plan.
R-8. Feasibility and desirability of restrictions of recreational
opportunities in order to reduce impacts to fish and wildlife
resources in the Susitna River watershed.
Aesthetic Issues (AE)
AE-l. Significance of impacts of borrow and spoil areas, transmission lines,
access roads and rail lines, construction camps and villages, and dams
on scenic resources.
AE--2. Feasibility and desirability of incorporating specific aesthetic
mitigation measures into project plans.
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Cultural Resource Issues (C)
C-1. Identification and significance of loss of affected cultural/
historical sites.
C--2. Formulation and implementation of cultural resources mitigation plan.
Air Quality Issues (AQ)
AQ-1. Significance of ambient air quality impacts during project
construction.
AQ-2. Formulation and implementation of air quality mitigation measures.
Dam Safety Issues (D)
D-1. Determination of significance of risk and effects of catastrophic dam
failure.
D--2. Formulation of emergency warning plan.
Socioeconomic Issues (S)
S-1. Significance of changes in subsistence opportunities relating to fish
and wildlife resources in the Susitna River watershed.
S-2. Significance of project impacts on life style in area communities.
S-3. Significance of changes in commercial opportunities related to
fishing, hunting, trapping, etc.
S--4.. Significance of changes in employment. in area communities.
S-5. Significance of increased burden on Mat -Su Borough and affected
communities for providing public services and facilities in response
to project -related demands.
S-6. Significance of secondary development impacts on Native corporation
undeveloped lands.
S-7. Feasibility and desirability of specific mitigation options, including
worker transportation plan, worker housing plan, local aid plan, local
hire plan.
S-8. Formulation and implementation of a construction and post -construction
plan to monitor significant impacts and the efficacy of specific
mitigation (measures.
Land Acquisition Issues (L)
L-1. Development of a feasible and desirable land acquisition program.
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