PERI: Toxic 100 Index

MPLX LP

2020 Greenhouse gas CO2 equivalent emissions (metric tons): 4,343,599
Percentage of national total 2020 GHGRP large fixed source emissions: 0.2%
Percentage of all U.S. greenhouse gas emissions, including transportation and residential: 0.1%
Parent company sectors (in descending order of emissions): Petroleum and Natural Gas Systems
EJ: Poor Share: 11%
EJ: Minority Share: 44%

You can also view this company's penalties in Good Jobs First's Violation Tracker.
You can also look at this company's subsidies in Good Jobs First's Subsidy Tracker.
This company is rank 35 on the Greenhouse Suppliers 100 list.

Facilities displayed below: (display sectors at facilities) (display sectors)
Basic data displayed (display advanced data instead)
(Click on column headers to re-sort table: current sort is by percent of total company emissions.)
(Links on facility names lead to FLIGHT reports. Links on cities lead to Mapquest maps.)

Facility Name	City	State	CO2 equivalent emissions (mt)	Percent of total company emissions	Split *	EJ Minority %	EJ Poor %	Toxic Air score
MarkWest Oklahoma Gas Company L.L.C. - 360 Anadarko Basin - G&B	Denver	CO	728,838	16.78%		44.3%	11.4%
MarkWest Liberty Midstream & Resources L.L.C. - 160A Appalachian Basin (Eastern Overthrust Area) - G&B	Denver	CO	588,415	13.55%		44.3%	11.4%
Hopedale Fractionation Facility	Jewett	OH	402,204	9.26%		5.4%	13.7%
The Ohio Gathering Company L.L.C. - 160A Appalachian Basin (Eastern Overthrust Area) - G&B	Denver	CO	285,314	6.57%		44.3%	11.4%
MarkWest Oklahoma Gas Company L.L.C. - 345 Arkoma Basin - GB	Denver	CO	270,925	6.24%		44.3%	11.4%
MarkWest Energy East Texas Gas Company L.L.C. - 260 East Texas Basin - G&B	Denver	CO	250,667	5.77%		44.3%	11.4%
Sherwood Gas Plant	West Union	WV	223,876	5.15%		5.8%	11.9%
Houston Gas Plant	Washington	PA	170,630	3.93%		9.5%	6.3%
MarkWest Oklahoma Gas Company L.L.C. - 355 Chautauqua Platform - G&B	Denver	CO	168,978	3.89%		44.3%	11.4%
Majorsville Gas Plant	Dallas	WV	144,461	3.33%		3.8%	11.1%
Bluestone Gas Processing Plant	Evans City	PA	139,410	3.21%		5.9%	5.3%
MarkWest Liberty Bluestone L.L.C. - 160A Appalachian Basin (Eastern Overthrust Area) - G&B	Denver	CO	97,158	2.24%		44.3%	11.4%
Buffalo Creek Processing Plant	Sayre	OK	82,116	1.89%		33.8%	14.6%
Carthage	CARTHAGE	TX	77,802	1.79%		28.4%	13.4%
Hidalgo Cryogenic Gas Plant	Orla	TX	76,527	1.76%		--	--
Sprague	Coalgate	OK	76,484	1.76%		39.1%	28.3%
Cadiz Gas Processing Plant	Cadiz	OH	74,231	1.71%		6.0%	12.7%
Mobley Gas Plant	Smithfield	WV	70,159	1.62%		6.0%	18.1%
Tornado Gas Plant	Mentone	TX	66,880	1.54%		--	--
Javelina	Corpus Christi	TX	52,979	1.22%		76.1%	16.9%
Seneca Gas Processing Plant	Summerfield	OH	42,840	0.99%		1.6%	13.7%
MarkWest Energy South Texas Gas Company L.L.C. - 220 Gulf Coast Basin (LA TX) - G&B	Denver	CO	36,341	0.84%		44.3%	11.4%
Catcher Ranch Gas Plant	McAlester	OK	35,068	0.81%		26.1%	14.2%
Carthage East Gas Plant	Carthage	TX	32,941	0.76%		28.7%	14.2%
Arkoma	Coalgate	OK	32,516	0.75%		39.1%	28.3%
Harmon Creek Gas Plant	Bulger	PA	30,822	0.71%		8.5%	6.0%
Sarsen Gas Processing Plant	Evans City	PA	29,673	0.68%		6.1%	6.4%
Siloam Fractionation	South Shore	KY	26,804	0.62%		7.4%	23.8%
Arapaho	BUTLER	OK	23,033	0.53%		36.5%	25.5%
Utica Condensate Stabilization Facility	Cadiz	OH	5,507	0.13%		5.8%	14.3%

For more information on the data, see the technical notes.

* Split: if 50% appears in this column, then the facility's emissions have been split among two 50/50% ownership parent companies.

The Toxic Air score column shows the facility's total chronic human health air toxicity score if the facility also exists in the Toxic 100 Air database.

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