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Kapaia Power Station — Power plant · Other · Kauai Island Utility CooperativeKRS II Koloa Solar — Announced · Storage · HI · 12 MW · 8.1 mi awayKRS I Anahola Solar Hybrid — Announced · Storage · HI · 12 MW · 10.4 mi awayPort Allen (HI) — Postponed · Storage · HI · 6 MW · 15.0 mi away
  • Storage
  • Unspecified fuel
  • In development
  • Operating
  • 10 · 100 · 1,000 MW

Kapaia Power Station

Power plant · Other

Key facts

Power plant · Otherran 56% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2002
Net generation, 2025
190,113 MWh
Grid
57 kV to Kauai Island Utility Cooperative
Location
Kauai County, Hawaii
Operated by
Kauai Island Utility CooperativeSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2004 to 2026
Fuel burned MMBtu by year, 2004 to 2026
  • Oil
  • Unspecified fuel

Operations detail

Details

Who’s behind it

Owner
Kauai Island Utility CooperativeSource100.0%, EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT), as of Dec 31, 2023

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Technology
Other source: “All Other”
Age
24 years since 2002
Heat rate
9,282 Btu/kWh 2025
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
Attributes
AttributeValue
Grid
Report year
2025
Grid voltage kv
57
Transmission owner
Kauai Island Utility Cooperative
EPA greenhouse gas reporting (GHGRP)
EPA FRS ID
110015679050
Subparts reported
C
NAICS code
221112
Subpart PP (CO2 supply)
No
Subpart RR (geologic sequestration)
No
Subpart UU (CO2 injection)
No
Reporting year
2023
GHGRP facility ID
1001765
Fuel burned (MMBtu), 20251,764,676
Capacity factor, 20250.555
Heat rate (Btu/kWh), 20259,282.2
Net generation (MWh), 2025190,113.0

Timeline

  • In service · EIA-860M

Around this plant

Nearby

within 15 mi
Projects within 15 mi, nearest first.
ProjectKindAwayMW
KRS II Koloa Solar Announced Storage 8.1 mi 12
KRS I Anahola Solar Hybrid Announced Storage 10.4 mi 12
Port Allen (HI) Postponed Storage 15.0 mi 6

Sources EIA-860M

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026

Attribution