Merck Sharp & Dohme LLC
ELKTON, VA · ROCKINGHAM COUNTY · NAICS 325412
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, Merck Sharp & Dohme LLC ranks #4,816 of 8,713 U.S. reporting facilities by latest reported CO₂e and #99 of 181 facilities in VA.
- National rank #4,816 of 8,713 GHGRP facilities
- #99 of 181 in VA
- #381 of 534 in Chemicals
- 11.1% of MERCK & CO parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -22.8% since 2011
Merck Sharp & Dohme LLC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
40,615 4816th of 8713 higher than 3,897 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 11.1% of MERCK & CO reported parent CO₂e (41K MT of 366K MT ; #3 of 3 GHGRP facilities under that parent ). Inside the EPA Chemicals sector it ranks #381 of 534 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 41K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 41K MT
- CH₄
- 0%
- 19 MT
- N₂O
- 0.1%
- 24 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 40,615 |
| 2022 | 41,649 |
| 2021 | 42,283 |
| 2020 | 38,555 |
| 2019 | 43,648 |
| 2018 | 45,237 |
| 2017 | 43,596 |
| 2016 | 42,899 |
| 2015 | 48,644 |
| 2014 | 50,953 |
| 2013 | 49,797 |
| 2012 | 52,293 |
| 2011 | 52,617 |
Facility insight: Merck Sharp & Dohme LLC
Merck Sharp & Dohme LLC (EPA GHGRP Facility ID 1003595) reported 41K metric tons of CO2-equivalent in 2023, operating in ELKTON, VA within ROCKINGHAM COUNTY. Among GHGRP reporters it ranks #4,816 of 8,713 nationally by latest CO₂e and #99 of 181 in VA. The site is classified under Chemicals with NAICS code 325412.
Across 2011–2023, annual CO₂e fell 22.8%; peak load was 53K MT in 2011. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 53K MT CO2e; latest 2023 sits 22.8% below that peak (41K MT). The largest year-to-year move was 2015→2016 (-11.8%, 6K MT).
Frequently Asked Questions
Where does Merck Sharp & Dohme LLC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Merck Sharp & Dohme LLC ranks #4,816 of 8,713 reporting facilities by latest reported CO₂e, and #99 of 181 facilities in VA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Merck Sharp & Dohme LLC? ▼
Merck Sharp & Dohme LLC's 41K MT CO₂e is higher than 3,897 of the 8,713 GHGRP facilities with reported emissions (45%), an exact count from the full corpus, not an estimate.
How much CO2 does Merck Sharp & Dohme LLC emit? ▼
Merck Sharp & Dohme LLC reported 41K MT CO2e in 2023.
What share of MERCK & CO does Merck Sharp & Dohme LLC represent? ▼
Merck Sharp & Dohme LLC accounts for 11.1% of MERCK & CO's reported GHGRP CO₂e (41K MT of 366K MT), ranking #3 of 3 facilities under that parent.
What is Merck Sharp & Dohme LLC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Merck Sharp & Dohme LLC, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does Merck Sharp & Dohme LLC rank inside Chemicals? ▼
Among EPA GHGRP facilities tagged Chemicals, Merck Sharp & Dohme LLC ranks #381 of 534 by latest reported CO₂e.
Is Merck Sharp & Dohme LLC reducing emissions? ▼
Over 13 reporting years (2011–2023), Merck Sharp & Dohme LLC's emissions have decreased by 22.8%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for Merck Sharp & Dohme LLC, both outside VA so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside VA (41K MT here).
Similar Chemicals CO₂e
Nearest same-sector facility totals outside VA.