Table 9.2. Quantity and Net Summer Capacity of Operable Environmental Equipment, 2013 - 2023



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)
2013 705 219,359 1,219 289,545 637 104,331 1,468 353,748 262 61,215 98 13,121
2014 702 223,835 1,173 284,303 621 105,990 1,482 360,941 280 69,287 105 16,913
2015 693 224,143 1,038 265,268 623 110,820 1,490 362,401 364 106,450 123 23,443
2016 697 228,583 944 253,267 614 112,824 1,494 365,037 482 153,800 126 26,815
2017 682 222,592 887 244,450 603 109,759 1,503 368,435 477 151,208 128 25,916
2018 663 214,161 842 229,774 584 105,546 1,500 369,019 455 143,471 121 26,415
2019 618 203,115 784 217,711 537 102,103 1,473 366,207 431 136,597 116 25,615
2020 594 193,201 749 207,516 514 98,754 1,452 362,873 410 130,761 112 23,917
2021 569 186,384 708 197,689 483 94,981 1,433 360,294 396 127,791 108 22,975
2022 550 178,106 665 183,139 465 91,537 1,407 353,745 364 117,573 103 22,308
2023 521 167,232 621 171,029 454 89,970 1,383 346,601 344 110,996 98 21,257

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."