Hamakua Energy, LLC
HONOKAA, HI · HAWAII COUNTY · NAICS 221112
Data updated May 2026
Hamakua Energy, LLC sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,378 of 8,713 nationally, #13 of 29 in HI).
- National rank #2,378 of 8,713 GHGRP facilities
- #13 of 29 in HI
- #950 of 1,732 in Power Plants
- 2.6% of HAWAIIAN ELECTRIC INDUSTRIES parent CO₂e
- 2023 mix: 0.4% non-CO₂ (N₂O-led)
- -7.9% since 2011
Hamakua Energy, LLC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
116,846 2378th of 8713 higher than 6,335 of 8,713 facilities
GHGRP facilities, banded by latest reported CO₂e (MT)
Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA Greenhouse Gas Reporting Program · 2023
Facility footprint context
This site accounts for 2.6% of HAWAIIAN ELECTRIC INDUSTRIES reported parent CO₂e (117K MT of 4.5M MT ; #8 of 11 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #950 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 117K MT CO₂e reported for 2023, non-CO₂ gases are 0.4% , led by N₂O at 0.3% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.6%
- 116K MT
- CH₄
- 0.1%
- 128 MT
- N₂O
- 0.3%
- 307 MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 116,846 |
| 2022 | 102,153 |
| 2021 | 103,965 |
| 2020 | 115,433 |
| 2019 | 224,951 |
| 2018 | 155,487 |
| 2017 | 89,777 |
| 2016 | 86,642 |
| 2015 | 132,474 |
| 2014 | 105,572 |
| 2013 | 95,907 |
| 2012 | 140,198 |
| 2011 | 126,879 |
Facility insight: Hamakua Energy, LLC
Hamakua Energy, LLC (GHGRP ID 1001802) is a high-volume reporter at 117K MT CO₂e in 2023 from HONOKAA, HI (#2,378 of 8,713 nationally) under Power Plants (NAICS 221112).
Over 13 years (2011–2023), emissions stayed within a narrow band around 117K MT CO₂e (peak 225K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2019 at 225K MT CO2e; latest 2023 sits 48.1% below that peak (117K MT). The largest year-to-year move was 2019→2020 (-48.7%, 110K MT).
Frequently Asked Questions
Where does Hamakua Energy, LLC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Hamakua Energy, LLC ranks #2,378 of 8,713 reporting facilities by latest reported CO₂e, and #13 of 29 facilities in HI (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Hamakua Energy, LLC? ▼
Hamakua Energy, LLC's 117K MT CO₂e is higher than 6,335 of the 8,713 GHGRP facilities with reported emissions (73%), an exact count from the full corpus, not an estimate.
How much CO2 does Hamakua Energy, LLC emit? ▼
Hamakua Energy, LLC reported 117K MT CO2e in 2023.
What share of HAWAIIAN ELECTRIC INDUSTRIES does Hamakua Energy, LLC represent? ▼
Hamakua Energy, LLC accounts for 2.6% of HAWAIIAN ELECTRIC INDUSTRIES's reported GHGRP CO₂e (117K MT of 4.5M MT), ranking #8 of 11 facilities under that parent.
What is Hamakua Energy, LLC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.4% of reported CO₂e at Hamakua Energy, LLC, with N₂O the larger non-CO₂ share at 0.3% (CO₂ 99.6%). Shares use the facility's GHGRP gas components for that year.
Where does Hamakua Energy, LLC rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Hamakua Energy, LLC ranks #950 of 1,732 by latest reported CO₂e.
Is Hamakua Energy, LLC reducing emissions? ▼
Over 13 reporting years (2011–2023), Hamakua Energy, LLC's emissions have decreased by 7.9%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside HI for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside HI (117K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside HI.