Evergy Inc
10 facilities · 2 states · 24.0M lbs total releases
According to the EPA Toxics Release Inventory, Evergy Inc is the reported parent of 10 Form R facilities across 2 states, disclosing 24.0M lbs of toxic releases. 5 of 118 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Kansas (15.9M lbs). Those TRI figures remain self-reported disclosure pounds for Evergy Inc, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Evergy Inc: EPA TRI 2023 reporting year
Same facilities, both years
-34.3%
8 facilities that filed in 2022 and 2023
Whole inventory
-34.3%
6.1 million lb → 4.0 million lb, every facility that filed
- Evergy Inc's total reported releases fell from 6.1 million lb in 2022 to 4.0 million lb in 2023, based on EPA TRI filings.
- Evergy Inc's land releases fell from 5.7 million lb in 2022 to 3.7 million lb in 2023, based on EPA TRI filings.
- Evergy Inc's air releases fell from 350.9 thousand lb in 2022 to 250.2 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Evergy Inc from filing to facility
Largest Form R sites under this parent: Jeffrey Energy Center; Iatan Generating Station; La Cygne Generating Station; Lawrence Energy Center. Neighbor parents on the disclosure ladder: Ecovyst Inc; Koch Inc. Largest disclosed chemicals by pounds: Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Barium And Barium Compounds; Ammonia; Vanadium compounds; Manganese compounds. Heaviest-reporting states in this extract: Kansas; Missouri. Industry labels on the parent rollup: Electric Utilities. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files Toxics Release Inventory (TRI) · August 2026
Largest Form R sites under this parent: Jeffrey Energy Center; Iatan Generating Station; La Cygne Generating Station; Lawrence Energy Center. Neighbor parents on the disclosure ladder: Ecovyst Inc; Koch Inc. Largest disclosed chemicals by pounds: Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Barium And Barium Compounds; Ammonia; Vanadium compounds; Manganese compounds. Heaviest-reporting states in this extract: Kansas; Missouri. Industry labels on the parent rollup: Electric Utilities.
Evergy Inc ranks #83 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name. Evergy Inc files across 2 states, a regional parent portfolio rather than a single-state discloser. Evergy Inc's disclosed pounds are spread across 10 facilities, no single site dominates the parent total in this extract.
Parent aggregation for Evergy Inc follows facility-reported names. Compare the named neighbors (Ecovyst Inc; Koch Inc) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Evergy Inc sits among TRI parents
Evergy Inc sits on a disclosure ladder beside Ecovyst Inc and Koch Inc. Open those parents for a different facility count, state span, and chemical mix.
Lower disclosed volume
- Ecovyst Inc · rank #84 · 19.3M lbs
- Koch Inc · rank #85 · 11.8M lbs
Largest chemicals disclosed by Evergy Inc
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Barium And Barium Compounds; Ammonia; Vanadium compounds; Manganese compounds lead the Form R pound rollup for this parent, including filings such as Jeffrey Energy Center. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 11.1M lbs |
| Barium And Barium Compounds | 8.1M lbs |
| Ammonia | 1.2M lbs |
| Vanadium compounds | 686.5K lbs |
| Manganese compounds | 528.3K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Kansas | 4 | 15.9M lbs |
| Missouri | 6 | 8.2M lbs |
Facilities (10)
| Facility | Releases |
|---|---|
| Jeffrey Energy Center Saint Marys, KS | 8.9M lbs |
| Iatan Generating Station Weston, MO | 6.5M lbs |
| La Cygne Generating Station Lacygne, KS | 5.5M lbs |
| Lawrence Energy Center Lawrence, KS | 1.5M lbs |
| Hawthorn Generating Station Kansas City, MO | 1.5M lbs |
| Lake Road Station Saint Joseph, MO | 127.7K lbs |
| Sibley Generating Station Sibley, MO | 22.9K lbs |
| Northeast Generating Station Kansas City, MO | 52 lbs |
| Hutchinson Energy Center Hutchinson, KS | 20 lbs |
| Greenwood Generating Station Greenwood, MO | 10 lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Evergy Inc on total disclosed release pounds (24.0M lbs) and reporting facility count (10). Release-volume peers include Basin Electric Power Cooperative, Phillips 66, Domtar Corp. Facility-count peers include Aalberts US Holding Corp, Altec Industries Inc, American Axle & Manufacturing Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Kansas, Missouri; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Evergy Inc's TRI parent record
From Evergy Inc, open Jeffrey Energy Center or compare against Ecovyst Inc rather than reading rank alone.
- Open the largest Form R site for Evergy Inc (Jeffrey Energy Center in KS). Largest facility
- Compare against Ecovyst Inc, the next-lower disclosed-volume parent. Lower-volume parent
- Browse the full parent release ranking to see where Evergy Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (Ecovyst Inc, Koch Inc) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Evergy Inc's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.