NORTHROP GRUMMAN SYSTEMS CORP. - BWI
Quick Summary
- •Released 3 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
7323 AVIATION BLVD
LINTHICUM, MD 21090
View on map ↗ - County
- ANNE ARUNDEL County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 334511
- Inspections
- 2 · last Jun 2, 2025
- Total Penalties
- $0
- Registry ID
- 110000339526
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 1 | — |
| 2016 | 153 | +27644% |
| 2017 | 3 | -98% |
| 2018 | 3 | -1% |
| 2019 | 3 | +2% |
| 2020 | 253 | +9469% |
| 2021 | 5 | -98% |
| 2022 | 24 | +331% |
| 2023 | 26 | +9% |
| 2024 | 12 | -55% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | 12 | 12 | — | — | 414 | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | 18 | 18 | — | — | 9,998 | |
| Lead | 8 | 8 | — | — | 517 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | 18 | 18 | — | — | 14,845 | |
| Lead | 6 | 6 | — | — | 901 | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | 5 | 5 | — | — | 925 | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | 250 | 250 | — | — | 1,291 | |
| Lead | 3 | 3 | — | — | 1,836 | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | 3 | 3 | — | — | 1,428 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | 3 | 3 | — | — | 1,534 | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | 3 | 3 | — | — | 2,021 | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | 150 | 150 | — | — | 10,926 | |
| Lead | 3 | 3 | — | — | 1,964 | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | 1 | 1 | — | — | 713 | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Lead | — | 109 | — | — |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Lead | 157 | — | — | — |
|
SAFETY KLEEN SYSTEMS INC
DOLTON, IL
|
Lead | 41 | — | — | — |
|
HEIDELBERG MATERIALS US CEMENT LLC
LOGANSPORT, IN
|
Lead | 18 | — | — | — |
|
LONE STAR INDUSTRIES INC
CAPE GIRARDEAU, MO
|
Lead | 14 | — | — | — |
|
HOLCIM US INC GEOCYCLE LLC
HOLLY HILL, SC
|
Lead | 1 | — | — | — |
|
CLEAN HARBORS LONE MOUNTAIN LLC
ORIENTA, OK
|
Lead | 13 | — | — | — |
|
CIRBA SOLUTIONS US INC
LANCASTER, OH
|
Lead | — | 105 | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Lead | 61 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Lead | 0 | — | — | — |
|
METALLIX REFINING INC.
GREENVILLE, NC
|
Lead | — | 4 | — | — |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Lead | 1 | PATAPSCO WWTP, BALTIMORE |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 2, 2025 | Jul 17, 2025 | Resolved |
| cwa | Effluent Violations - Industrial Spill | Jul 22, 2013 | — | Open |
| cwa | Effluent Violations - Industrial Spill | Jan 4, 2011 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 2, 2005 | Apr 29, 2005 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 19, 1994 | Aug 5, 1994 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | May 25, 1993 | Jul 19, 1994 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jul 12, 1990 | Aug 10, 1990 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Mar 21, 1990 | Aug 10, 1990 | Resolved |
| rcra | Land Disposal Restrictions: General | Sep 7, 1989 | Jul 12, 1990 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Sep 7, 1989 | Sep 7, 1989 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Sep 23, 1988 | Oct 21, 1988 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jul 7, 1987 | Sep 24, 1987 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.01 | +289% | Mar 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.01 | +169% | Mar 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +22% | Mar 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +111% | Feb 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +46% | Feb 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +23% | Jan 2015 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.01 | +431% | Jan 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.01 | +667% | Jan 2015 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +78% | Jan 2015 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.