PERI: Toxic 100 Air Polluters Index

National Grid

Rank among all TRI companies: 1,500
Air releases 2021 (lbs): 262,503
Incineration transfers 2021 (lbs): 0
Total Air and Incineration Toxic Score 2021: 1,127
EJ: Poor Share: 10%
EJ: Minority Share: 51%

You can also view this company's penalties in Violation Tracker.
You can also look at this company's state, local, and Federal subsidies in Subsidy Tracker.
This company has information in PERI's Greenhouse 100 Polluters database.
This company is rank 32 on the Greenhouse 100 Suppliers list.

Chemicals at facilities displayed below: (display facilities) (display chemicals)
Basic data displayed (display advanced data instead)
(Click on column headers to re-sort table: current sort is by percent of total company score.)
(Links on facility names lead to full TRI reports. Links on cities lead to Mapquest maps. Links on chemical names lead to New Jersey Right To Know Hazardous Substance Fact Sheets that have information on health effects.)

Facility Name	City	State	Chemical	Air releases (lbs)	Incineration transfers (lbs)	Toxic Score (quantity x exposure x toxicity x population)	Percent of total company score	EJ: Poor Share	EJ: Minority Share	Split *
NATIONAL GRID NORTHPORT POWER STATION	NORTHPORT	NY	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	27,945	0	978	86.81%	10.2%	51.7%
NATIONAL GRID E.F. BARRETT POWER STATION	ISLAND PARK	NY	Polycyclic aromatic compounds	7	0	60	5.29%	12.3%	58.5%
NATIONAL GRID WADING RIVER IC FACILITY	WADING RIVER	NY	Polycyclic aromatic compounds	18	0	27	2.42%	8.7%	33.3%
NATIONAL GRID NORTHPORT POWER STATION	NORTHPORT	NY	Polycyclic aromatic compounds	11	0	25	2.24%	9.2%	47.4%
NATIONAL GRID E.F. BARRETT POWER STATION	ISLAND PARK	NY	Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing)	55,892	0	12	1.08%	12.9%	58.9%
NATIONAL GRID NORTHPORT POWER STATION	NORTHPORT	NY	Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing)	147,357	0	10	0.92%	10.2%	51.7%
NATIONAL GRID PORT JEFFERSON POWER STATION	PORT JEFFERSON	NY	Polycyclic aromatic compounds	5	0	9	0.80%	7.8%	34.5%
NATIONAL GRID NORTHPORT POWER STATION	NORTHPORT	NY	Lead	9	0	2	0.18%	10.2%	51.7%
NATIONAL GRID PORT JEFFERSON POWER STATION	PORT JEFFERSON	NY	Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing)	31,244	0	2	0.14%	8.0%	35.6%
NATIONAL GRID WADING RIVER IC FACILITY	WADING RIVER	NY	Naphthalene	16	0	1	0.10%	8.8%	34.6%
NATIONAL GRID NORTHPORT POWER STATION	NORTHPORT	NY	Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.)	0	0	0	0.02%	10.2%	51.7%
NATIONAL GRID NORTHPORT POWER STATION	NORTHPORT	NY	Benzo[g,h,i]perylene	0	0	0	0.00%	9.3%	48.1%
NATIONAL GRID E.F. BARRETT POWER STATION	ISLAND PARK	NY	Benzo[g,h,i]perylene	0	0	0	0.00%	12.4%	58.5%
NATIONAL GRID PORT JEFFERSON POWER STATION	PORT JEFFERSON	NY	Benzo[g,h,i]perylene	0	0	0	0.00%	7.8%	34.7%

For explanations of most columns above, including the EJ Shares, see the technical notes.

The Greenhouse CO2e column shows the CO2 equivalent pounds released by this facility if the facility also exists in the Greenhouse 100 Polluters database

* Split: if 50% appears in this column, then the facility's emissions have been split among two 50/50% ownership parent companies for their parent company data, although the full pounds and score are displayed here.

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