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Texas SIP: 30 TAC 116.18: Electric Generating Facility Permits Definitions

Regulatory Text: 
Texas Commission on Environmental Quality

Chapter 116 – Control of Air Pollution by Permits for New Construction or Modification

SUBCHAPTER A : DEFINITIONS

6A §116.18.  Electric Generating Facility Permits Definitions. 6-58, TXd124
As adopted by TCEQ May 22, 2002 effective June 12, 2002 (6-58)
Approved by EPA January 11, 2011 (76 FR 1525) effective February 10, 2011 (TXd124)
Regulations.gov docket  EPA-R06-OAR-2005-TX-0031  [Short ID: TX037]

     The following words and terms, when used in Subchapter I of this chapter (relating to Electric Generating Facility Permits) shall have the following meanings, unless the context clearly indicates otherwise.

     (1)  Allowance - As defined in §101.330(1) of this title (relating to Definitions).

     (2)  Capacity factor - Either:
          (A)  the ratio of an electric generating facility's (EGF) actual annual electric output (expressed in megawatt-hours) to the EGF’s nameplate capacity times 8,760 hours; or
          (B)  the ratio of an EGF’s annual heat input (in millions of British thermal units (MMBtu) to the EGF's maximum design heat input (in MMBtu per hour) times 8,760 hours.

     (3)  Coal - As defined in §101.330(6) of this title.

     (4)  Coal-fired - As defined in §101.330(7) of this title.

     (5)  Compliance account - As defined in §101.330(8) of this title.

     (6)  Control period - As defined in §101.330(9) of this title.

     (7)  Electing EGF - As defined in §101.330(11) of this title.

     (8)  Electric generating facility (EGF) - As defined in §101.330(12) of this title.

     (9)  Grandfathered EGF - As defined in §101.330(14) of this title.

     (10)  Nameplate capacity - The maximum electrical output (expressed in megawatts) that an EGF can sustain over a specified period of time when not restricted by seasonal or other deratings.

     (11)  Natural gas-fired EGF - For purposes of Subchapter I of this chapter, an EGF that was designed to burn either natural gas or an EGF that was designed to burn both natural gas and fuel oil.

     (12)  Normal Annual Operating Schedule - For the purposes of §116.911(f)(1) of this title (relating to Electric Generating Facility Permit Application), the maximum number of operating hours for an EGF in any 12 consecutive month period between January 1, 1997 and December 31, 1999. For sites with more than one EGF, the owner or operator may use the EGF with the highest number of operating hours.

     (13)  Peaking unit - An EGF that has:
           (A) an average capacity factor of no more than 10% during the past three calendar years; and
           (B) a capacity factor of no more than 20% in each of those calendar years.

     (14)  Person - As defined in §101.330(17) of this title.

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Last updated on February 10, 2025
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