TRI facility · TRI 2024 reporting year

Western Gas Resources Hilight Gas Plant

Total reported releases 30k lb more than halved year over year (-92%). Total releases concentrations have more than halved since 2022.

1464 HILIGHT RD, Gillette, Wyoming · 211130 · Natural Gas Processing · operated by Western Midstream Partners LP

TOTAL RELEASES · 20222024
Bar chart of annual values from 2022 to 2024, in lb. Most recent year (2024): 30k.627k'22'23'2430k
Anomaly engine

Notable Signals

YEAR-OVER-YEAR DROP · RELEASE SHIFT

0000050000

0000050000 releases at Western Gas Resources Hilight Gas Plant fell from 22k lb to 0 lb (100% lower) between 2023 and 2024.

YEAR-OVER-YEAR DROP · RELEASE SHIFT

Methanol

Methanol releases at Western Gas Resources Hilight Gas Plant fell from 265k lb to 17k lb (94% lower) between 2023 and 2024.

YEAR-OVER-YEAR DROP · RELEASE SHIFT

Benzene

Benzene releases at Western Gas Resources Hilight Gas Plant fell from 21k lb to 2k lb (88% lower) between 2023 and 2024.

Chemicals reported · most recent year

What This Facility Releases

RESPIRATORYCAS 67-56-1

Methanol

17k lb · -94% YoY

Methanol concentrations have more than halved since 2022.

RESPIRATORYCAS 110-54-3

n-Hexane

7k lb · +139% YoY

n-Hexane concentrations have more than doubled since 2022.

CARCINOGENCAS 71-43-2

Benzene

2k lb · -88% YoY

Benzene concentrations have more than halved since 2022.

RESPIRATORYCAS 108-88-3

Toluene

2k lb · -89% YoY

Toluene concentrations have more than halved since 2022.

RESPIRATORYCAS 1330-20-7

Xylene (mixed isomers)

2k lb · -91% YoY

Xylene (mixed isomers) concentrations have more than halved since 2022.

CARCINOGENCAS 100-41-4

Ethylbenzene

1k lb · -94% YoY

Ethylbenzene concentrations have more than halved since 2022.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Campbell County County, WY (no Census block groups within 3 miles — falling back to containing county): a population of 46,857. Why we surface this →

POPULATION SHARE
9.5%

Low-income

POPULATION SHARE
13.9%

People of color

POPULATION SHARE
7.8%

Under age 5

POPULATION SHARE
11.5%

Over age 64

Source: Census ACS 2018-2022 (5-year), county-level fallback. 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.