EPA TRI Facility · Petroleum Bulk Terminals
Mplx Terminals LLC - Indianapolis in Terminal
Indianapolis, IN · Parent: Marathon Petroleum Corp
- Total releases
- 15.6K lbs
- Chemicals reported
- 11
- Carcinogens
- 5
- Primary pathway
- Air Releases
AIR Form-R mix
Mplx Terminals LLC - Indianapolis in Terminal: how the 15.6K lbs splits
15.6K lbs across all reported pathways
- Air Releases 15.4K lbs 98.5%
- Off-site Transfers 233 lbs 1.5%
Mplx Terminals LLC - Indianapolis in Terminal's 15.6K lbs Form-R total is AIR - air releases is 98.5% of the bar. Next segment: off-site transfers at 1.5%. Leading chemical by pounds: n-Hexane.
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 AIR pathway CARC-LEAN
Mplx Terminals LLC - Indianapolis in Terminal is an EPA Toxics Release Inventory reporter in Indianapolis, IN, in the petroleum bulk terminals sector. It reported 5.2K lbs of releases across 11 chemicals in 2023, and 15.6K lbs in total across its 2019-2023 reporting years. That ranks 8,817 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Indiana's 871 reporting TRI sites, pounds #1 is not chemical-count #1. Mplx Terminals LLC - Indianapolis in Terminal is pounds #411 and chemical-count #60 at 15.6K lbs. Uss Gary Works leads reported pounds (77.4M lbs) at 36 chemicals (chemical-count #9). Tradebe Treatment & Recycling LLC leads chemical count at 98 chemicals (11.9M lbs, pounds #12). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Asphalt Materials Inc; Four O Corp; Elliott Co of Indianapoli S Inc.; Piezotech LLC. Similar-scale Petroleum Bulk Terminals peers outside Indiana: Phillips 66 Co North Salt Lake Product Terminal; Exxonmobil Oil Corp Des Plaines Terminal; Mplx Terminals LLC - Cincinnati Oh Terminal; Tesoro Logistics Pasco Terminal. Other Marathon Petroleum Corp sites in this extract: Blanchard Refining Co LLC; Marathon Petroleum Co LP; Marathon Mandan Refinery; Catlettsburg Refining LLC. Largest disclosed chemicals by pounds: n-Hexane; Toluene; Benzene; Xylene (mixed isomers).
Mplx Terminals LLC - Indianapolis in Terminal stamps LIGHT volume with a dominant AIR pathway (98.5% air releases) across 11 chemicals · 5 carcinogen-classified. Cumulative Form-R extract: 15.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Phillips 66 Co North Salt Lake Product Terminal and Exxonmobil Oil Corp Des Plaines Terminal.
Mplx Terminals LLC - Indianapolis in Terminal vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
16K lbs Top 34% higher than 66% 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
Mplx Terminals LLC - Indianapolis in Terminal in the Petroleum Bulk Terminals sector extract
Among the 695 Petroleum Bulk Terminals facilities in this database, Mplx Terminals LLC - Indianapolis in Terminal reports the 126th-largest volume, placing it in the top 18.1% of its sector. Scale peers outside Indiana include Phillips 66 Co North Salt Lake Product Terminal and Exxonmobil Oil Corp Des Plaines Terminal.
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
- Mplx Terminals LLC - Indianapolis in Terminal's total reported releases fell from 5.5 thousand lb in 2022 to 5.2 thousand lb in 2023, based on EPA TRI filings.
- Mplx Terminals LLC - Indianapolis in Terminal's off-site transfers fell from 233 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Mplx Terminals LLC - Indianapolis in Terminal's air releases fell from 5.3 thousand lb in 2022 to 5.2 thousand lb in 2023, based on EPA TRI filings.
Mplx Terminals LLC - Indianapolis in Terminal Form-R facts
Compare this facility
See how Mplx Terminals LLC - Indianapolis in Terminal stacks up against nearby facilities and the typical reporter.
30179.9× more than the comparison
3.7× more than 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 Mplx Terminals LLC - Indianapolis in Terminal releases toxic chemicals into the environment. Total: 15.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 4% (5.0K lbs to 5.2K lbs).
Mplx Terminals LLC - Indianapolis in Terminal: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2022 0
- 2023 0
What this shows Mplx Terminals LLC - Indianapolis in Terminal year-over-year reported totals (increased by 4% 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: n-Hexane.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 5.0K lbs | 11 |
| 2022 | 5.5K lbs | 11 |
| 2023 | 5.2K lbs | 11 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 5 of 11 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 5.1K lbs | - |
| Toluene | 4.0K lbs | - |
| Benzene | 2.8K lbs | Carcinogen |
| Xylene (mixed isomers) | 1.6K lbs | - |
| Cyclohexane | 1.5K lbs | - |
| Ethylbenzene | 321 lbs | Carcinogen |
| 1,2,4-Trimethylbenzene | 216 lbs | - |
| Naphthalene | 39 lbs | Carcinogen |
| Cumene | 37 lbs | Carcinogen |
| Benzo[g,h,i]perylene | 0 lbs | - |
| Polycyclic aromatic compounds | 0 lbs | Carcinogen |
Mplx Terminals LLC - Indianapolis in Terminal · AIR-pathway site
Nearest TRI Facilities to Mplx Terminals LLC - Indianapolis in Terminal
Closest other reporters in Indiana - including Asphalt Materials Inc, Four O Corp, Elliott Co of Indianapoli S Inc., ordered by distance.
Showing 8 of 870 other reporting facilities in Indiana.
Similar Petroleum Bulk Terminals Facilities
Other Petroleum Bulk Terminals facilities with similar total release volumes (±80%), outside Indiana - e.g. Phillips 66 Co North Salt Lake Product Terminal, Exxonmobil Oil Corp Des Plaines Terminal, Mplx Terminals LLC - Cincinnati Oh Terminal.
Compare beyond Indiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mplx Terminals LLC - Indianapolis in Terminal on cumulative reported pounds (15.6K lbs) and distinct chemical count (11). Release-pound peers include US Customs Service Firing Range #TX0156, Lazarus Refinery LLC, Valmont Coatings Inc Empire Galvanizing. Chemical-count peers include Puerto Rico Energy LLC - Bayamon Terminal, Lanco Manufacturing Corp, Buckeye Caribbean Terminals LLC (former Scyi). 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.
- US Customs Service Firing Range #TX0156 Carrizo Springs, TX · Other 15.6K lbs reported
- Lazarus Refinery LLC Nixon, TX · Petroleum 15.6K lbs reported
- Valmont Coatings Inc Empire Galvanizing Franklin Park, IL · Fabricated Metals 15.6K lbs reported
- Ardagh Glass Inc Dolton, IL · Nonmetallic Mineral Product 15.6K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Puerto Rico Energy LLC - Bayamon Terminal Bayamon, PR · Petroleum Bulk Terminals 11 chemicals
- Lanco Manufacturing Corp San Lorenzo, PR · Chemicals 11 chemicals
- Buckeye Caribbean Terminals LLC (former Scyi) Yabucoa, PR · Petroleum Bulk Terminals 11 chemicals
- Limetree Bay Terminals LLC DBA Ocean Point Terminals Christiansted, VI · Petroleum Bulk Terminals 11 chemicals
Other Marathon Petroleum Corp Facilities
Same-parent TRI sites ranked by reported releases - including Blanchard Refining Co LLC, Marathon Petroleum Co LP, Marathon Mandan Refinery.
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 n-Hexane, Toluene, Benzene, Xylene (mixed isomers); nearby reporters include Asphalt Materials Inc. Mplx Terminals LLC - Indianapolis in Terminal stamps LIGHT volume · AIR pathway · CARC-LEAN 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 Mplx Terminals LLC - Indianapolis in Terminal TRI extract (LIGHT · AIR · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mplx Terminals LLC - Indianapolis in Terminal totals are self-reported EPCRA §313 estimates for Indianapolis, IN, latest year 2023. Form-R rows span 2019–2023 (3 years). NAICS 424710 · Petroleum Bulk Terminals. 0.0% of Marion TRI pounds in this extract. Nearest ABS peer: Kennametal Stellite (Δ 3 lbs). Pounds ≠ exposure.
Mplx Terminals LLC - Indianapolis in Terminal stamps LIGHT volume · AIR pathway · CARC-LEAN · lead n-Hexane. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. 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