TRI facility · TRI 2024 reporting year

Mplx Terminals LLC - Romulus Mi Terminal

Total reported releases 2k lb rose modestly year over year (+13%). Total releases concentrations have fallen 39% since 2010.

28001 CITRIN DR, Romulus, Michigan · 424710 · Petroleum Bulk Terminals · operated by Marathon Petroleum CORP

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 2k.12k'10'12'14'16'18'20'22'242k
Anomaly engine

Notable Signals

No notable signals at this facility for the current reporting year. See chemicals and equity context below for the full picture.

Chemicals reported · most recent year

What This Facility Releases

RESPIRATORYCAS 110-54-3

n-Hexane

670 lb · +14% YoY

n-Hexane concentrations have fallen 45% since 2010.

RESPIRATORYCAS 108-88-3

Toluene

550 lb · +14% YoY

Toluene concentrations have fallen 44% since 2010.

CARCINOGENCAS 71-43-2

Benzene

374 lb · +13% YoY

Benzene concentrations have fallen 46% since 2010.

RESPIRATORYCAS 1330-20-7

Xylene (mixed isomers)

212 lb · +12% YoY

Xylene (mixed isomers) concentrations have fallen 44% since 2010.

GENERALCAS 110-82-7

Cyclohexane

201 lb · +14% YoY

Cyclohexane concentrations have fallen 23% since 2016.

CARCINOGENCAS 100-41-4

Ethylbenzene

41 lb · +11% YoY

Ethylbenzene concentrations have fallen 46% since 2010.

GENERALCAS 95-63-6

1,2,4-Trimethylbenzene

5 lb · -29% YoY

1,2,4-Trimethylbenzene concentrations have more than doubled since 2010.

CARCINOGENCAS 98-82-8

Cumene

4 lb · 0% YoY

Cumene concentrations have fallen 33% since 2016.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (42 Census block groups, population-weighted demographics): a population of 56,527. Why we surface this →

POPULATION SHARE
36.5%

Low-income

POPULATION SHARE
45.1%

People of color

POPULATION SHARE
6.1%

Under age 5

POPULATION SHARE
14.5%

Over age 64

Source: Census ACS 2018-2022 block-group demographics, population-weighted across the 3-mile buffer around this facility (from USEPA-clone/EJAM-open blockgroupstats). Indicator-level percentile and EJ-disparity scores are surfaced on the county page and the state page — they describe wider regional exposure burdens, not effects attributable to a single facility.

Source. EPA Toxics Release Inventory · retrieved 2026-05-07. Reporting year 2024. TRI is a federal public-domain dataset under 17 USC §105.

What this is not. TRI quantifies releases reported by the facility under EPCRA §313 — not ambient air or water concentrations measured at receptors. We do not attribute individual health outcomes to specific facilities; that exceeds what the data can support.