PREPA San Juan Steam Power Plant
SAN JUAN, PR · SAN JUAN MUNICIPIO · NAICS 221112
Data updated May 2026
PREPA San Juan Steam Power Plant sits in the upper third of EPA GHGRP reporters by latest CO₂e (#346 of 8,713 nationally, #4 of 32 in PR).
- National rank #346 of 8,713 GHGRP facilities
- #4 of 32 in PR
- #261 of 1,732 in Power Plants
- 22.8% of PUERTO RICO ELECTRIC POWER AUTHORITY parent CO₂e
- 2023 mix: 0.2% non-CO₂ (N₂O-led)
- -14.3% since 2011
PREPA San Juan Steam Power Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
1,837,315 346th of 8713 higher than 8,367 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 22.8% of PUERTO RICO ELECTRIC POWER AUTHORITY reported parent CO₂e (1.8M MT of 8.1M MT ; #3 of 8 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #261 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 1.8M MT CO₂e reported for 2023, non-CO₂ gases are 0.2% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.8%
- 1.8M MT
- CH₄
- 0.1%
- 1K MT
- N₂O
- 0.1%
- 2K MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 1,837,315 |
| 2022 | 1,770,859 |
| 2021 | 1,597,511 |
| 2020 | 1,948,332 |
| 2019 | 1,506,825 |
| 2018 | 1,941,444 |
| 2017 | 2,095,005 |
| 2016 | 2,511,726 |
| 2015 | 2,253,171 |
| 2014 | 1,977,630 |
| 2013 | 2,371,517 |
| 2012 | 2,342,861 |
| 2011 | 2,142,743 |
Facility insight: PREPA San Juan Steam Power Plant
PREPA San Juan Steam Power Plant (GHGRP ID 1003649) is a high-volume reporter at 1.8M MT CO₂e in 2023 from SAN JUAN, PR (#346 of 8,713 nationally) under Power Plants (NAICS 221112).
Across 2011–2023, annual CO₂e fell 14.3%; peak load was 2.5M MT in 2016. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2016 at 2.5M MT CO2e; latest 2023 sits 26.9% below that peak (1.8M MT). The largest year-to-year move was 2019→2020 (+29.3%, 442K MT).
Frequently Asked Questions
Where does PREPA San Juan Steam Power Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, PREPA San Juan Steam Power Plant ranks #346 of 8,713 reporting facilities by latest reported CO₂e, and #4 of 32 facilities in PR (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than PREPA San Juan Steam Power Plant? ▼
PREPA San Juan Steam Power Plant's 1.8M MT CO₂e is higher than 8,367 of the 8,713 GHGRP facilities with reported emissions (96%), an exact count from the full corpus, not an estimate.
How much CO2 does PREPA San Juan Steam Power Plant emit? ▼
PREPA San Juan Steam Power Plant reported 1.8M MT CO2e in 2023.
What share of PUERTO RICO ELECTRIC POWER AUTHORITY does PREPA San Juan Steam Power Plant represent? ▼
PREPA San Juan Steam Power Plant accounts for 22.8% of PUERTO RICO ELECTRIC POWER AUTHORITY's reported GHGRP CO₂e (1.8M MT of 8.1M MT), ranking #3 of 8 facilities under that parent.
What is PREPA San Juan Steam Power Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.2% of reported CO₂e at PREPA San Juan Steam Power Plant, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.8%). Shares use the facility's GHGRP gas components for that year.
Where does PREPA San Juan Steam Power Plant rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, PREPA San Juan Steam Power Plant ranks #261 of 1,732 by latest reported CO₂e.
Is PREPA San Juan Steam Power Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), PREPA San Juan Steam Power Plant's emissions have decreased by 14.3%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Peer sets outside PR for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside PR (1.8M MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside PR.