EPA TRI Facility · Chemicals

Merck Sharp & Dohme LLC

Rahway, NJ · Parent: Merck & Co Inc

Total releases
8.7K lbs
Chemicals reported
6
Carcinogens
1
Primary pathway
Air Releases

AIR Form-R mix

Merck Sharp & Dohme LLC: how the 13.2K lbs splits

13.2K lbs across all reported pathways

  • Air Releases 11.9K lbs 90.6%
  • Off-site Transfers 1.2K lbs 9.4%

Merck Sharp & Dohme LLC's 13.2K lbs Form-R total is AIR - air releases is 90.6% of the bar. Next segment: off-site transfers at 9.4%. Leading chemical by pounds: Methyl tert-butyl ether.

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

LIGHT volume AIR pathway CARC-LEAN

Merck Sharp & Dohme LLC is an EPA Toxics Release Inventory reporter in Rahway, NJ, in the chemicals sector. It reported 4.5K lbs of releases across 4 chemicals in 2024, and 8.7K lbs in total across its 2019-2024 reporting years. That ranks 10,122 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In New Jersey's 327 reporting TRI sites, pounds #1 is not chemical-count #1. Merck Sharp & Dohme LLC is pounds #131 and chemical-count #56 at 8.7K lbs. Phillips 66 Co-Bayway Refinery leads reported pounds (16.1M lbs) at 39 chemicals (chemical-count #2). US Army Picatinny Arsenal leads chemical count at 42 chemicals (9.0K lbs, pounds #130). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Paramount Metal Finishing; Solar Compounds Corp; Safety-Kleen Systems Inc; Pride Solvents & Chemical Co of New Jersey. Similar-scale Chemicals peers outside New Jersey: Chemtrade Refinery Services Inc; Enviro Tech Chemical Services Inc.; Covestro LLC; Camco Chemical Co. Inc.. Other Merck & Co Inc sites in this extract: Cherokee Pharmaceuticals Llc.; Merck Sharp & Dohme LLC; Merck Animal Health; Intervet Inc.. Largest disclosed chemicals by pounds: Methyl tert-butyl ether; Acetonitrile; Methanol; Toluene.

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Merck Sharp & Dohme LLC stamps LIGHT volume with a dominant AIR pathway (90.6% air releases) across 6 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 8.7K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Chemtrade Refinery Services Inc and Enviro Tech Chemical Services Inc..

#10,122 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Merck Sharp & Dohme LLC vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

8.7K lbs Top 39% higher than 61% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.

Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year

Merck Sharp & Dohme LLC in the Chemicals sector extract

Among the 3,917 Chemicals facilities in this database, Merck Sharp & Dohme LLC reports the 2,114th-largest volume (8.7K lbs). Scale peers outside New Jersey include Chemtrade Refinery Services Inc and Enviro Tech Chemical Services Inc..

Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Merck Sharp & Dohme LLC's total reported releases rose from 1.8 thousand lb in 2022 to 3.6 thousand lb in 2023, based on EPA TRI filings.
  • Merck Sharp & Dohme LLC's air releases rose from 1.6 thousand lb in 2022 to 3.4 thousand lb in 2023, based on EPA TRI filings.
  • Merck Sharp & Dohme LLC's chemicals reported rose from 4 in 2022 to 5 in 2023, based on EPA TRI filings.
  • Merck Sharp & Dohme LLC's off-site transfers rose from 192 lb in 2022 to 226 lb in 2023, based on EPA TRI filings.

Merck Sharp & Dohme LLC Form-R facts

Sector
Chemicals
LIGHT volume
8.7K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
6 · 1 carc.
Lead chemical
Methyl tert-butyl ether

Compare this facility

See how Merck Sharp & Dohme LLC stacks up against nearby facilities and the typical reporter.

Total reported releases
Merck Sharp & Dohme LLC
8.7K lbs
Paramount Metal Finishing
107.5K lbs

92% less than the comparison

Chemicals reported
Merck Sharp & Dohme LLC
6
Paramount Metal Finishing
2

3.0× more than the comparison

Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.

How does this facility release toxic chemicals?

How Merck Sharp & Dohme LLC releases toxic chemicals into the environment. Total: 13.2K lbs.

Air Releases 11.9K lbs (90.6%)
Off-site Transfers 1.2K lbs (9.4%)
View 6-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2024, total releases increased by 318% (1.1K lbs to 4.5K lbs).

Merck Sharp & Dohme LLC: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2019–2024

million lbs

What this shows Merck Sharp & Dohme LLC year-over-year reported totals (increased by 318% from 2019 to 2024). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Methyl tert-butyl ether.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 1.1K lbs 4
2020 1.2K lbs 4
2021 1.0K lbs 4
2022 1.8K lbs 4
2023 3.6K lbs 5
2024 4.5K lbs 4

Chemical Releases

Aggregated across all reporting years (2019–2024). 1 of 6 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Methyl tert-butyl ether 4.7K lbs -
Acetonitrile 3.7K lbs -
Methanol 3.0K lbs -
Toluene 1.5K lbs -
N,N-Dimethylformamide 294 lbs Carcinogen
N-Methyl-2-pyrrolidone 48 lbs -

Merck Sharp & Dohme LLC · AIR-pathway site

Rahway, NJ
40.6143, -74.2661
County TRI context
Union · 0.0% of county pounds
Parent company
Merck & Co Inc

Compare beyond New Jersey

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Merck Sharp & Dohme LLC on cumulative reported pounds (8.7K lbs) and distinct chemical count (6). Release-pound peers include The Gillette Co LLC, Ampal, Hp Hood LLC Arkport. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

About TRI Data

Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.

On this page the largest disclosed chemicals include Methyl tert-butyl ether, Acetonitrile, Methanol, Toluene; nearby reporters include Paramount Metal Finishing. Merck Sharp & Dohme LLC stamps LIGHT volume · AIR pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.

Use and verify this record

This Merck Sharp & Dohme LLC TRI extract (LIGHT · AIR · CARC-LEAN · lead Methyl tert-butyl ether) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Merck Sharp & Dohme LLC totals are self-reported EPCRA §313 estimates for Rahway, NJ, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 325411 · Chemicals. 0.0% of Union TRI pounds in this extract. Nearest ABS peer: The Gillette Co LLC (Δ 3 lbs). Pounds ≠ exposure.

Merck Sharp & Dohme LLC stamps LIGHT volume · AIR pathway · CARC-LEAN · lead Methyl tert-butyl ether. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.

All federal data sources used on this page
  • EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
  • EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
  • EPA Facility Registry Service - facility location and identity. epa.gov
  • EPA ECHO - regulatory and compliance context. epa.gov
  • EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov