20
Highlights • Anticipated resources are considerably lower than past assessments and are decreasing through the ten-year planning horizon. • Approximately 950 miles of new transmission lines will be constructed through the 10-year planning horizon. These transmission conditions will provide additional capacity and enhance local area voltage support.
Projected Demands, Resources, and Reserve Margins (Summer)
Demand (MW)
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
Total Internal
18,792
18,750
19,001
18,994
19,029
19,038
19,056
19,089
19,131
19,075
Demand Response
1,026
1,022
1,022
1,022
1,022
1,022
1,022
1,022
1,022
1,022
Net Internal
17,766
17,728
17,979
17,972
18,007
18,016
18,034
18,067
18,109
18,053
Resources (MW)
Anticipated Prospective
19,454 20,689
19,897 20,689
19,897 20,689
19,201 19,993
19,201 19,993
19,201 19,993
19,201 19,993
19,201 19,993
19,201 19,993
19,822 19,993
SERC MISO-Central The SERC MISO-Central subregion is a summer peaking system that consists of the following Planning Coordinators: Midcontinent Independent System Operator, Inc.
Reserve Margins (%) Anticipated
9.50%
12.23% 16.70%
10.67% 15.07%
6.84%
6.63%
6.58%
6.47%
6.28%
6.03%
9.80%
Prospective
16.45%
11.25%
11.03%
10.97%
10.86%
10.66%
10.40%
10.75%
Existing On-Peak Generation (Summer) Generation Type Peak Capacity MW % Biomass 3 0.02 Coal 11,11 55.81 Gas 5,307 26.64 Hydro 363 1.82 Nuclear 2,255 11.32 Other 0 0.00 Petroleum 266 1.33 Pumped Storage 440 2.21 Solar 0 0.00 Wind 169 0.85
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