EPA TRI Facility · Computers and Electronic Products
Northrop Grumman Systems Corp
Linthicum, MD · Parent: Northrop Grumman Corp
- Total releases
- 24.8K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Northrop Grumman Systems Corp: how the 25.1K lbs splits
25.1K lbs across all reported pathways
- Off-site Transfers 24.8K lbs 98.7%
- Air Releases 322 lbs 1.3%
- Land Disposal 0 lbs <0.1%
Northrop Grumman Systems Corp's 25.1K lbs Form-R total is OFFSITE - off-site transfers is 98.7% of the bar. Next segment: air releases at 1.3%. Leading chemical by pounds: Nitric acid.
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 OFFSITE pathway CARC-LEAN
Northrop Grumman Systems Corp is an EPA Toxics Release Inventory reporter in Linthicum, MD, in the computers and electronic products sector. It reported 316 lbs of releases across 1 chemical in 2024, and 24.8K lbs in total across its 2019-2024 reporting years. That ranks 7,761 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Maryland's 152 reporting TRI sites, pounds #1 is not chemical-count #1. Northrop Grumman Systems Corp is pounds #34 and chemical-count #81 at 24.8K lbs. Darling Ingredients Inc.- Linkwood Facility leads reported pounds (9.1M lbs) at 4 chemicals (chemical-count #37). Brandon Shores & Wagner Complex leads chemical count at 27 chemicals (560.1K lbs, pounds #9). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Elite Spice Inc.; Northrop Grumman Systems Corp; C-Care LLC; Precoat Metals. Similar-scale Computers and Electronic Products peers outside Maryland: Western Digital Technologies Inc; Apct-Wallingford Inc.; Viasystems Technologies Corpllc; Amphenol Apc Inc. Other Northrop Grumman Corp sites in this extract: Northrop Grumman Systems Corp - Promontory; Northrop Grumman Systems Corp (new River Energetics); Allegany Ballistics Lab (nirop); Northrop Grumman Systems Corp - Bacchus. Largest disclosed chemicals by pounds: Nitric acid; Lead.
Northrop Grumman Systems Corp stamps LIGHT volume with a dominant OFFSITE pathway (98.7% off-site transfers) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 24.8K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Western Digital Technologies Inc and Apct-Wallingford Inc..
Northrop Grumman Systems Corp vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
25K lbs Top 30% higher than 70% of 25,986 reporting TRI facilities
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
Northrop Grumman Systems Corp: Nitric acid-led volume
Among the 760 Computers and Electronic Products facilities in this database, Northrop Grumman Systems Corp reports the 114th-largest volume, placing it in the top 15% of its sector. Its reported volume is concentrated rather than spread: Nitric acid alone is 77.0% of the total. Scale peers outside Maryland include Western Digital Technologies Inc and Apct-Wallingford Inc..
Concentrated means ≥60% of Northrop Grumman Systems Corp's pounds in one chemical - here Nitric acid at 77.0%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Northrop Grumman Systems Corp's total reported releases fell from 13.6 thousand lb in 2022 to 5.7 thousand lb in 2023, based on EPA TRI filings.
- Northrop Grumman Systems Corp's off-site transfers fell from 13.6 thousand lb in 2022 to 5.7 thousand lb in 2023, based on EPA TRI filings.
Northrop Grumman Systems Corp Form-R facts
Compare this facility
See how Northrop Grumman Systems Corp stacks up against nearby facilities and the typical reporter.
8.4× more than the comparison
33% less 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 Northrop Grumman Systems Corp releases toxic chemicals into the environment. Total: 25.1K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 76% (1.3K lbs to 316 lbs).
Northrop Grumman Systems Corp: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Northrop Grumman Systems Corp year-over-year reported totals (decreased by 76% 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: Nitric acid.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.3K lbs | 1 |
| 2020 | 3.2K lbs | 2 |
| 2021 | 930 lbs | 1 |
| 2022 | 13.6K lbs | 2 |
| 2023 | 5.7K lbs | 2 |
| 2024 | 316 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 1 of 2 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Nitric acid | 19.3K lbs | - |
| Lead | 5.8K lbs | Carcinogen |
Northrop Grumman Systems Corp · OFFSITE-pathway site
Nearest TRI Facilities to Northrop Grumman Systems Corp
Closest other reporters in Maryland - including Elite Spice Inc., Northrop Grumman Systems Corp, C-Care LLC, ordered by distance.
Showing 8 of 151 other reporting facilities in Maryland.
Similar Computers and Electronic Products Facilities
Other Computers and Electronic Products facilities with similar total release volumes (±80%), outside Maryland - e.g. Western Digital Technologies Inc, Apct-Wallingford Inc., Viasystems Technologies Corpllc.
Compare beyond Maryland
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Northrop Grumman Systems Corp on cumulative reported pounds (24.8K lbs) and distinct chemical count (2). Release-pound peers include Hamakua Energy Plant, Yara Freeport LLC, American Acrylic Corp. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Northrop Grumman Corp Facilities
Same-parent TRI sites ranked by reported releases - including Northrop Grumman Systems Corp - Promontory, Northrop Grumman Systems Corp (new River Energetics), Allegany Ballistics Lab (nirop).
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 Nitric acid, Lead; nearby reporters include Elite Spice Inc.. Northrop Grumman Systems Corp stamps LIGHT volume · OFFSITE 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 Northrop Grumman Systems Corp TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Nitric acid) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Northrop Grumman Systems Corp totals are self-reported EPCRA §313 estimates for Linthicum, MD, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 334511 · Computers and Electronic Products. 0.4% of Anne Arundel TRI pounds in this extract. Nearest ABS peer: Hamakua Energy Plant (Δ 9 lbs). Pounds ≠ exposure.
Northrop Grumman Systems Corp stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Nitric acid. 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