EPA TRI Facility · Electric Utilities

Polk Power Station

Mulberry, FL · Parent: Teco Energy Inc

Total releases
539.9K lbs
Chemicals reported
2
Carcinogens
1
Primary pathway
Air Releases

AIR Form-R mix

Polk Power Station: how the 539.9K lbs splits

539.9K lbs across all reported pathways

  • Air Releases 532.5K lbs 98.6%
  • Land Disposal 5.8K lbs 1.1%
  • Water Discharges 1.6K lbs 0.3%

Polk Power Station's 539.9K lbs Form-R total is AIR - air releases is 98.6% of the bar. Next segment: land disposal at 1.1%. Leading chemical by pounds: Ammonia.

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.

MID volume AIR pathway TRACE-CARC

Polk Power Station is an EPA Toxics Release Inventory reporter in Mulberry, FL, in the electric utilities sector. It reported 126.0K lbs of releases across 2 chemicals in 2023, and 539.9K lbs in total across its 2019-2023 reporting years. That ranks 1,856 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Florida's 659 reporting TRI sites, pounds #1 is not chemical-count #1. Polk Power Station is pounds #43 and chemical-count #215 at 539.9K lbs. Ascend Performance Materials Operations LLC leads reported pounds (116.3M lbs) at 27 chemicals (chemical-count #2). Duke Energy Florida Llc-Crystal River Power Plant leads chemical count at 31 chemicals (2.4M lbs, pounds #15). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Mosaic Fertilizer Llc-South Pierce Plant; Seci Midulla Generating Station; Oldcastle Lawn & Garden Apg; Mosaic Fertilizer Llc-New Wales Plant. Similar-scale Electric Utilities peers outside Florida: Dominion Energy South Carolina - Jasper Generating Station; Moxie Freedom; Morgantown Energy Associates; Baldwin Energy Complex. Other Teco Energy Inc sites in this extract: Tampa Electric Co Big Bend Power Station. Largest disclosed chemicals by pounds: Ammonia; Naphthalene.

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Polk Power Station stamps MID volume with a dominant AIR pathway (98.6% air releases) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 539.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Dominion Energy South Carolina - Jasper Generating Station and Moxie Freedom.

#1,856 of 25,986 TRI facilities nationwide by total reported releases - among the top 7.1% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Polk Power Station vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

540K lbs Top 7% higher than 93% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Polk Power Station: Ammonia-led volume

Among the 513 Electric Utilities facilities in this database, Polk Power Station reports the 237th-largest volume (539.9K lbs). Its reported volume is concentrated rather than spread: Ammonia alone is more than 99.9% of the total. Scale peers outside Florida include Dominion Energy South Carolina - Jasper Generating Station and Moxie Freedom.

Concentrated means ≥60% of Polk Power Station's pounds in one chemical - here Ammonia at more than 99.9%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Polk Power Station's total reported releases fell from 138.2 thousand lb in 2022 to 126.0 thousand lb in 2023, based on EPA TRI filings.
  • Polk Power Station's water releases rose from 49 lb in 2022 to 1.4 thousand lb in 2023, based on EPA TRI filings.
  • Polk Power Station's chemicals reported rose from 1 in 2022 to 2 in 2023, based on EPA TRI filings.
  • Polk Power Station's land releases fell from 1.1 thousand lb in 2022 to 364 lb in 2023, based on EPA TRI filings.

Polk Power Station Form-R facts

Sector
Electric Utilities
MID volume
539.9K lbs
AIR pathway
Air Releases
TRACE-CARC chem count
2 · 1 carc.
Lead chemical
Ammonia

Compare this facility

See how Polk Power Station stacks up against nearby facilities and the typical reporter.

Total reported releases
Polk Power Station
539.9K lbs
Mosaic Fertilizer Llc-South Pierce Plant
171.2K lbs

3.2× more than the comparison

Chemicals reported
Polk Power Station
2
Mosaic Fertilizer Llc-South Pierce Plant
2

About the same as 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 Polk Power Station releases toxic chemicals into the environment. Total: 539.9K lbs.

Air Releases 532.5K lbs (98.6%)
Land Disposal 5.8K lbs (1.1%)
Water Discharges 1.6K lbs (0.3%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 45% (87.1K lbs to 126.0K lbs).

Polk Power Station: annual Form-R pounds

MID site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Polk Power Station year-over-year reported totals (increased by 45% 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: Ammonia.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 87.1K lbs 1
2020 92.8K lbs 1
2021 95.8K lbs 1
2022 138.2K lbs 1
2023 126.0K lbs 2

Chemical Releases

Aggregated across all reporting years (2019–2023). 1 of 2 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Ammonia 539.8K lbs -
Naphthalene 55 lbs Carcinogen

Polk Power Station · AIR-pathway site

Mulberry, FL
27.7437, -81.9973
County TRI context
Polk · 4.0% of county pounds
Parent company
Teco Energy Inc

Compare beyond Florida

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Polk Power Station on cumulative reported pounds (539.9K lbs) and distinct chemical count (2). Release-pound peers include Jupiter Sulphur LLC, Long Prairie Packing Co, Ardagh Metal Beverage USA Inc Re: Whitehouse Plant. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

Other Teco Energy Inc Facilities

Same-parent TRI sites ranked by reported releases - including Tampa Electric Co Big Bend Power Station.

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 Ammonia, Naphthalene; nearby reporters include Mosaic Fertilizer Llc-South Pierce Plant. Polk Power Station stamps MID volume · AIR pathway · TRACE-CARC 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 Polk Power Station TRI extract (MID · AIR · TRACE-CARC · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Polk Power Station totals are self-reported EPCRA §313 estimates for Mulberry, FL, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 4.0% of Polk TRI pounds in this extract. Nearest ABS peer: Jupiter Sulphur LLC (Δ 96 lbs). Pounds ≠ exposure.

Polk Power Station stamps MID volume · AIR pathway · TRACE-CARC · lead Ammonia. 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