EPA TRI Facility · Machinery
Northrop Grumman Systems Corp
Sunnyvale, CA · Parent: Northrop Grumman Corp
- Total releases
- 3.6K lbs
- Chemicals reported
- 3
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
MIXED Form-R mix
Northrop Grumman Systems Corp: how the 3.6K lbs splits
3.6K lbs across all reported pathways
- Off-site Transfers 2.1K lbs 59.6%
- Air Releases 1.5K lbs 40.2%
- Water Discharges 9 lbs 0.2%
Northrop Grumman Systems Corp's 3.6K lbs Form-R total is MIXED - off-site transfers is 59.6% of the bar. Next segment: air releases at 40.2%. Leading chemical by pounds: Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).
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 MIXED pathway TRACE-CARC
Northrop Grumman Systems Corp is an EPA Toxics Release Inventory reporter in Sunnyvale, CA, in the machinery sector. It reported 1.6K lbs of releases across 3 chemicals in 2023, and 3.6K lbs in total across its 2019-2023 reporting years. That ranks 11,781 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Northrop Grumman Systems Corp is pounds #537 and chemical-count #448 at 3.6K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Sierra Circuits Inc (dba Sierra Proto Express); Apple Inc - Kifer 1C; Bloom Energy Corp; Infinera Corp. Similar-scale Machinery peers outside California: Innovex Lucerne; Spx Cooling Technologies; Carrier Vibrating Equipment; Cleveland-Cliffs Piedmont. 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: Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Ammonia; Nickel And Nickel Compounds.
Northrop Grumman Systems Corp is a LIGHT · MIXED-pathway Form-R site in Sunnyvale, CA: 3.6K lbs across 3 chemicals (1 carcinogen-classified, TRACE-CARC). No single media clears 70% of the bar (lead segment off-site transfers at 59.6%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Innovex Lucerne and Spx Cooling Technologies.
Northrop Grumman Systems Corp vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.6K lbs Top 45% higher than 55% 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 in the Machinery sector extract
Among the 1,186 Machinery facilities in this database, Northrop Grumman Systems Corp reports the 279th-largest volume, placing it in the top 23.5% of its sector. Scale peers outside California include Innovex Lucerne and Spx Cooling Technologies.
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
- Northrop Grumman Systems Corp's total reported releases rose from 193 lb in 2022 to 1.6 thousand lb in 2023, based on EPA TRI filings.
- Northrop Grumman Systems Corp's air releases rose from 0 lb in 2022 to 1.5 thousand lb in 2023, based on EPA TRI filings.
- Northrop Grumman Systems Corp's chemicals reported rose from 1 in 2022 to 3 in 2023, based on EPA TRI filings.
- Northrop Grumman Systems Corp's off-site transfers fell from 192 lb in 2022 to 119 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.
96% less than the comparison
About the same as 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: 3.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 59% (990 lbs to 1.6K lbs).
Northrop Grumman Systems Corp: annual Form-R pounds
LIGHT site · MIXED pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Northrop Grumman Systems Corp year-over-year reported totals (increased by 59% from 2019 to 2023). 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: Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 990 lbs | 1 |
| 2020 | 392 lbs | 2 |
| 2021 | 462 lbs | 2 |
| 2022 | 193 lbs | 1 |
| 2023 | 1.6K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 3 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 2.1K lbs | - |
| Ammonia | 1.5K lbs | - |
| Nickel And Nickel Compounds | 26 lbs | Carcinogen |
Northrop Grumman Systems Corp in Santa Clara
Nearest TRI Facilities to Northrop Grumman Systems Corp
Closest other reporters in California - including Sierra Circuits Inc (dba Sierra Proto Express), Apple Inc - Kifer 1C, Bloom Energy Corp, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Machinery Facilities
Other Machinery facilities with similar total release volumes (±80%), outside California - e.g. Innovex Lucerne, Spx Cooling Technologies, Carrier Vibrating Equipment.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Northrop Grumman Systems Corp on cumulative reported pounds (3.6K lbs) and distinct chemical count (3). Release-pound peers include Orbel Corp, Mirror Industries, Lsc Communications / Strasburg. Chemical-count peers include Industrial C&s of Pr LLC Arecibo Plant, Island Litho Corp., Fenwal International Inc. 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 Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region), Ammonia, Nickel And Nickel Compounds; nearby reporters include Sierra Circuits Inc (dba Sierra Proto Express). Northrop Grumman Systems Corp stamps LIGHT volume · MIXED pathway · TRACE-CARC 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 · MIXED · TRACE-CARC · lead Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)) 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 Sunnyvale, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 333611 · Machinery. 0.2% of Santa Clara TRI pounds in this extract. Nearest ABS peer: Bachem Americas Inc. (Δ 1 lbs). Pounds ≠ exposure.
Northrop Grumman Systems Corp stamps LIGHT · MIXED pathway (off-site transfers leads at 59.6%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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