Rolls-Royce Stennis Outdoor Test Facility
Every figure on PlainCarbon is rendered directly from EPA Greenhouse Gas Reporting Program (GHGRP) data, no number is typed in by an editor. This page draws directly on the EPA Greenhouse Gas Reporting Program (GHGRP), no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.
Stennis Space Center, MS · HANCOCK COUNTY · NAICS 336412
Data updated May 2026
Annual Emissions History
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 2,905 |
| 2022 | 2,246 |
| 2021 | 1,228 |
| 2020 | 1,739 |
| 2019 | 12,983 |
| 2018 | 16,980 |
| 2017 | 35,453 |
| 2016 | 22,982 |
| 2015 | 8,751 |
| 2014 | 26,435 |
Facility Insight: Rolls-Royce Stennis Outdoor Test Facility
Rolls-Royce Stennis Outdoor Test Facility (EPA GHGRP Facility ID 1011113) reported 3K metric tons of CO2-equivalent in 2023, operating in Stennis Space Center, MS within HANCOCK COUNTY. The site is classified under Other with NAICS code 336412.
The facility has 10 years of reported data on record, covering the 2014–2023 window. Over that period, annual CO2e emissions declined by 89.0%, with the peak observed year showing up to 35K MT CO2e.
Emissions Analysis
Rolls-Royce Stennis Outdoor Test Facility reports 3K MT CO2e, placing it among smaller reporting facilities in the GHGRP.
Frequently Asked Questions
How much CO2 does Rolls-Royce Stennis Outdoor Test Facility emit? ▼
Rolls-Royce Stennis Outdoor Test Facility reported 3K MT CO2e in 2023.
Is Rolls-Royce Stennis Outdoor Test Facility reducing emissions? ▼
Over 10 reporting years (2014–2023), Rolls-Royce Stennis Outdoor Test Facility's emissions have decreased by 89%. This suggests meaningful progress in emissions reduction.