HomeMy WebLinkAbout02242025 City Council Laydown - Chugach ElectricS o ?- Li CC MT & LA Y) 0 64 C /4
•
CHUGACH
fewi -ter-.a'7•`-. . _. _ - fit" �.. _ ...` ,.lrE,41
Seward City Council
February 24, 2025
Chugach Energy Mix Today
60% of natural gas from Beluga River
Unit, which Chugach has two-thirds
working interest ownership
40% of natural gas from Hilcorp Alaska
contract through March 31, 2028
2
,i•..-_-
CHUGACH
Uniquely positioned
• Two-thirds working interest
ownership in Beluga River Unit
(BRU) gas field
• Underlift Agreement with Hilcorp
• 2 BCF gas storage capacity at
Cook Inlet Natural Gas Storage
Alaska (CI N GSA)
• Seeking additional 20 BCF of gas
storage at B R U
• 30 MW in battery energy storage
• 30 MW diesel generation
• Power Pool with MEA
Chugach Gas Supply - LNG Terminal
2,000, 000
1,800,000
1,600,000
1,400, 000
1,200,000
1,000, 000
800,000
600,000
400,000
200,000
Hilcorp Contract
Termination
■ BRU Net Production
■ Hilcorp contract
▪ Gas demand
▪ Underlift volume
Harvest LNG Terminal
Harvest Proposed LNG Termin
Fills the Gap
LNG Supply 8.6 Bcf
al
4
2024
2025
2026
2027
2028
2029
2030
Chugach Alternative Power Supply Options
If LNG Imports Delayed
• BRU deep appraisal drilling
• Purchase electricity from other utilities
• Purchase gas from Cook Inlet producers (i.e. Furie)
• Diesel generation at Nikkels and/or Eklutna Generating Station
• Trucked LNG (i.e. from North Slope or British Columbia)
• Utilize gas from storage
• Add renewable generation
•
Portfolio aligns with least -cost option of the IRP
18MW
Cooper Lake
Upgrade •.6•
••
20MW 30MW
•
Dixon
CCz
Ili p
0 H
a,J
w
CD
cc
30 MW 90 MW 40 MWh 320 MWh 136 MW
uro.
` Gas Avoided / Yr O.3 BCF 0.4 BCF 12 BCF 2.6 BCF 4.9 BCF
(2040 Portfolio)
Gas Storage
Integration
Controls
i Existing Hydro
Cti� International
BESS (40 MW)
•
�► �ti lCyr Cti�SM.
7OMW 30MW 60 MW 60MW 60MW
6
',Sunrise Inn
Q
Chugach Kenai
Satellite Location
Blue Yeti
7
Seward City Council