Facility ID: 1001533 · Power Plants

Harding Street Station (EW Stout)

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INDIANAPOLIS, IN · Marion · NAICS 221112

Data updated May 2026

1.7M MT CO₂e · 2023

Harding Street Station (EW Stout) sits in the upper third of EPA GHGRP reporters by latest CO₂e (#369 of 8,713 nationally, #19 of 230 in IN).

  • National rank #369 of 8,713 GHGRP facilities
  • #19 of 230 in IN
  • #277 of 1,732 in Power Plants
  • 11% of AES parent CO₂e
  • 2023 mix: 0.1% non-CO₂ (N₂O-led)
  • -54.9% since 2011

Harding Street Station (EW Stout) vs all U.S. GHGRP facilities

Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility

1,700,381 369th of 8713 higher than 8,344 of 8,713 facilities

GHGRP facilities, banded by latest reported CO₂e (MT)

Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA Greenhouse Gas Reporting Program · 2023

Facility footprint context

This site accounts for 11% of AES reported parent CO₂e (1.7M MT of 15.5M MT ; #4 of 8 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #277 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.

2023 gas mix desk

Of 1.7M MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).

CO₂
99.9%
1.7M MT
CH₄
0%
788 MT
N₂O
0.1%
941 MT

Emissions decline across reporting years

2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Year Total CO2e (MT)
2023 1,700,381
2022 854,357
2021 1,001,528
2020 975,001
2019 650,631
2018 792,644
2017 743,188
2016 1,417,155
2015 3,267,297
2014 3,920,529
2013 4,240,010
2012 3,879,513
2011 3,770,258

Facility insight: Harding Street Station (EW Stout)

Harding Street Station (EW Stout) (GHGRP ID 1001533) is a high-volume reporter at 1.7M MT CO₂e in 2023 from INDIANAPOLIS, IN (#369 of 8,713 nationally) under Power Plants (NAICS 221112).

Across 2011–2023, annual CO₂e fell 54.9%; peak load was 4.2M MT in 2013. This facility has filed every year from 2011 to 2023, a complete 13-year record.

Peak year was 2013 at 4.2M MT CO2e; latest 2023 sits 59.9% below that peak (1.7M MT). The largest year-to-year move was 2015→2016 (-56.6%, 1.9M MT).

Frequently Asked Questions

Where does Harding Street Station (EW Stout) rank among U.S. GHGRP facilities?

According to the EPA Greenhouse Gas Reporting Program, Harding Street Station (EW Stout) ranks #369 of 8,713 reporting facilities by latest reported CO₂e, and #19 of 230 facilities in IN (same sort as the state facility table). See /methodology#corpus-placement.

What share of GHGRP facilities report less CO₂e than Harding Street Station (EW Stout)?

Harding Street Station (EW Stout)'s 1.7M MT CO₂e is higher than 8,344 of the 8,713 GHGRP facilities with reported emissions (96%), an exact count from the full corpus, not an estimate.

How much CO2 does Harding Street Station (EW Stout) emit?

Harding Street Station (EW Stout) reported 1.7M MT CO2e in 2023.

What share of AES does Harding Street Station (EW Stout) represent?

Harding Street Station (EW Stout) accounts for 11% of AES's reported GHGRP CO₂e (1.7M MT of 15.5M MT), ranking #4 of 8 facilities under that parent.

What is Harding Street Station (EW Stout)'s 2023 CO₂ / CH₄ / N₂O mix?

In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Harding Street Station (EW Stout), with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.

Where does Harding Street Station (EW Stout) rank inside Power Plants?

Among EPA GHGRP facilities tagged Power Plants, Harding Street Station (EW Stout) ranks #277 of 1,732 by latest reported CO₂e.

Is Harding Street Station (EW Stout) reducing emissions?

Over 13 reporting years (2011–2023), Harding Street Station (EW Stout)'s emissions have decreased by 54.9%. This suggests meaningful progress in emissions reduction.

Nationwide facilities with similar CO₂e or sector

Peer sets outside IN for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.

Similar reported CO₂e

Nearest latest-year facility totals outside IN (1.7M MT here).

Similar Power Plants CO₂e

Nearest same-sector facility totals outside IN.

Data sourced from the EPA Greenhouse Gas Reporting Program (GHGRP), Facility ID 1001533. Data subject to facility self-reporting, not compliance advice. See our methodology for how this data is sourced, computed, and verified. Retrieved and formatted by PlainCarbon