U.S. Energy Information Administration logo
Skip to sub-navigation
See all Reports

Electric Power Annual

With Data for 2025 Release Date: October 21, 2026 Next Release: October 2027
Go Back
SAS Output
Table 9.2. Quantity and Net Summer Capacity of Operable Environmental Equipment, 2015 - 2025



Flue Gas Desulfurization Systems Electrostatic Precipitators Baghouses Select Catalytic and Non-Catalytic Reduction Systems Activated Carbon Injection Systems Direct Sorbent Injection Systems
Year Quantity Associated Net Summer Capacity (MW) Quantity Associated Net Summer Capacity (MW) Quantity Associated Net Summer Capacity (MW) Quantity Associated Net Summer Capacity (MW) Quantity Associated Net Summer Capacity (MW) Quantity Associated Net Summer Capacity (MW)
2015 695 224,744 1,038 265,268 624 111,405 1,495 364,181 366 107,175 123 23,443
2016 699 229,183 944 253,267 615 113,409 1,499 366,817 483 154,385 126 26,815
2017 684 223,192 887 244,450 604 110,344 1,508 370,215 478 151,793 128 25,916
2018 665 214,761 842 229,774 585 106,131 1,505 370,799 456 144,056 121 26,415
2019 620 203,715 784 217,711 538 102,688 1,478 367,987 434 137,554 116 25,615
2020 596 193,801 749 207,516 515 99,339 1,457 364,653 413 131,718 112 23,917
2021 571 186,985 708 197,689 485 95,584 1,440 362,353 399 128,748 108 22,975
2022 553 179,124 665 183,139 469 92,263 1,414 355,804 367 118,529 103 22,308
2023 524 168,276 621 171,029 459 90,757 1,391 348,960 347 111,953 98 21,257
2024 501 163,679 596 165,540 439 89,931 1,368 345,883 335 108,438 97 21,035
2025 488 159,240 572 163,140 425 86,455 1,355 345,559 326 106,421 96 20,916

Note:
'Associated Net Summer Capacity' is defined as the net summer capacity of the generators that are associated with the operation of this environmental equipment.
In some cases respondents have reported equipment late. Counts and capacity may have changed from prior publications of this table because of late reporting.

Source: Form EIA-860, "Annual Electric Generator Report."

Statistics
Analysis
Tools
Education
News

Petroleum & Other Liquids

Crude oil, gasoline, heating oil, diesel, propane, and other liquids including biofuels and natural gas liquids.

Natural Gas

Exploration and reserves, storage, imports and exports, production, prices, sales.

Electricity

Sales, revenue and prices, power plants, fuel use, stocks, generation, trade, demand & emissions.

Coal

Reserves, production, prices, employment and productivity, distribution, stocks, imports and exports.

Nuclear & Uranium

Uranium fuel, nuclear reactors, generation, spent fuel.

Renewable & Alternative Fuels

Includes hydropower, solar, wind, geothermal, biomass and ethanol.

EIA Survey Forms

Forms EIA uses to collect energy data including descriptions, links to survey instructions, and additional information.

Total Energy

Comprehensive data summaries, comparisons, analysis, and projections integrated across all energy sources.

Consumption & Efficiency

Energy use in homes, commercial buildings, manufacturing, and transportation.

U.S. States

State energy information, including overviews, rankings, data, and analyses.

International

International energy information, including overviews, rankings, data, and analyses.

Environment

Greenhouse gas data, voluntary reporting, electric power plant emissions.

Analysis and Projections

Monthly and yearly energy forecasts, analysis of energy topics, financial analysis, congressional reports.

International

International energy analyses.

Data Tools, Apps, & Maps

Tools to customize searches, view specific data sets, study detailed documentation, and access time-series data.

Open Data

EIA's free and open data available as API, Excel add-in, bulk files, and widgets

EIA Beta

Come test out some of the products still in development and let us know what you think!

Open Source Code

EIA's open source code, available on GitHub.

All Reports & Products

RSS Feeds

Subscribe to feeds for updates on EIA products including Today in Energy and What's New.

A-Z Index

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | XYZ

For Teachers

Lesson plans, science fair experiments, field trips, teacher guide, and career corner.

Glossary

What's New?

Press Room