TRI facility · TRI 2024 reporting year

Hawthorn Generating Station

Total reported releases 658k lb rose meaningfully year over year (+16%). Total releases concentrations have more than doubled since 2010.

8700 E FRONT ST, Kansas City, Missouri · 221112 · Electric Utilities · operated by Evergy INC

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 658k.851k'10'12'14'16'18'20'22'24658k
Anomaly engine

Notable Signals

LONG-ARC REGRESSION · LONG-ARC SHIFT

Barium And Barium Compounds

Barium And Barium Compounds at Hawthorn Generating Station have more than doubled since 2010 (through 2024).

LONG-ARC REGRESSION · LONG-ARC SHIFT

Total reported releases

Total reported releases at Hawthorn Generating Station have more than doubled since 2010 (through 2024).

Chemicals reported · most recent year

What This Facility Releases

GENERALCAS N040

Barium And Barium Compounds

554k lb · +16% YoY

Barium And Barium Compounds concentrations have more than doubled since 2010.

GENERALCAS 7664-41-7

Ammonia

52k lb · +28% YoY

Ammonia concentrations are up 43% since 2010.

RESPIRATORYCAS N450

Manganese And Manganese Compounds

23k lb · +16% YoY

Manganese And Manganese Compounds concentrations have more than doubled since 2010.

GENERALCAS N770

Vanadium compounds

20k lb · +15% YoY

Vanadium compounds concentrations have more than doubled since 2010.

PBTCAS N420

Lead And Lead Compounds

4k lb · +12% YoY

Lead And Lead Compounds concentrations have more than doubled since 2010.

RESPIRATORYCAS 7647-01-0

Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)

4k lb · +0% YoY

Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations have fallen 45% since 2010.

RESPIRATORYCAS 7664-39-3

Hydrogen fluoride

3k lb · +0% YoY

Hydrogen fluoride concentrations have more than halved since 2010.

PBTCAS N458

Mercury And Mercury Compounds

108 lb · +10% YoY

Mercury And Mercury Compounds concentrations have fallen 47% since 2010.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (39 Census block groups, population-weighted demographics): a population of 36,869. Why we surface this →

POPULATION SHARE
56.4%

Low-income

POPULATION SHARE
60.3%

People of color

POPULATION SHARE
7.2%

Under age 5

POPULATION SHARE
8.4%

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.