TRI facility · TRI 2024 reporting year

Associated Electric Cooperative INC New Madrid Power Plant

Total reported releases 1.2M lb fell modestly year over year (-7%). Total releases concentrations have more than halved since 2010.

41 ST JUDE RD, Marston, Missouri · 221112 · Electric Utilities · operated by Associated Electric Cooperative INC

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 1.2M.2.4M'10'12'14'16'18'20'22'241.2M
Anomaly engine

Notable Signals

YEAR-OVER-YEAR DROP · RELEASE SHIFT

Vanadium compounds

Vanadium compounds releases at Associated Electric Cooperative INC New Madrid Power Plant fell from 75k lb to 34k lb (55% lower) between 2023 and 2024.

LONG-ARC IMPROVEMENT · LONG-ARC SHIFT

Copper compounds

Copper compounds at Associated Electric Cooperative INC New Madrid Power Plant have more than halved since 2010 (through 2024).

LONG-ARC IMPROVEMENT · LONG-ARC SHIFT

Barium compounds (except for barium sulfate (CAS No. 7727-43-7))

Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) at Associated Electric Cooperative INC New Madrid Power Plant have more than halved since 2010 (through 2024).

LONG-ARC IMPROVEMENT · LONG-ARC SHIFT

Total reported releases

Total reported releases at Associated Electric Cooperative INC New Madrid Power Plant have more than halved since 2010 (through 2024).

Chemicals reported · most recent year

What This Facility Releases

GENERALCAS N040

Barium compounds (except for barium sulfate (CAS No. 7727-43-7))

847k lb · -7% YoY

Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) concentrations have more than halved since 2010.

RESPIRATORYCAS 7664-39-3

Hydrogen fluoride

169k lb · +9% YoY

Hydrogen fluoride concentrations have fallen 20% since 2010.

GENERALCAS 7664-41-7

Ammonia

39k lb · +20% YoY

Ammonia concentrations have fallen 23% since 2010.

GENERALCAS N770

Vanadium compounds

34k lb · -55% YoY

Vanadium compounds concentrations have fallen 45% since 2010.

GENERALCAS 7664-93-9

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

25k lb · -2% YoY

Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations are roughly unchanged from 2010.

GENERALCAS N100

Copper compounds

24k lb · -4% YoY

Copper compounds concentrations have more than halved since 2010.

RESPIRATORYCAS N450

Manganese compounds

17k lb · -5% YoY

Manganese compounds concentrations have more than halved since 2010.

RESPIRATORYCAS 7647-01-0

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

9k lb · -1% YoY

Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations have fallen 40% since 2010.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (2 Census block groups, population-weighted demographics): a population of 1,420. Why we surface this →

POPULATION SHARE
61.7%

Low-income

POPULATION SHARE
37.7%

People of color

POPULATION SHARE
11.5%

Under age 5

POPULATION SHARE
12.3%

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.