WAC 173-400-102   Scope of registration and reporting requirements.  (1) Administrative options. A source in a listed source category that is located in a county without an active local authority will be addressed in one of several ways:

     (a) The source will be required to register and report once each year. The criteria for identifying these sources are listed in subsection (2) of this section.

     (b) The source will be required to register and report once every three years. The criteria for identifying these sources are listed in subsection (3) of this section.

     (c) The source will be exempted from registration program requirements. The criteria for identifying these sources are listed in subsection (4) of this section.

     (2) Sources requiring annual registration and inspections. An owner or operator of a source in a listed source category that meets any of the following criteria shall register and report once each year:

     (a) The source emits one or more air pollutants at rates greater than the "emission threshold" rates defined in WAC 173-400-030;

     (b) Annual registration and reporting is necessary to comply with federal reporting requirements or emission standards; or

     (c) Annual registration and reporting is required in a reasonably available control technology determination for the source category; or

     (d) The director of ecology determines that the source poses a potential threat to human health and the environment.

     (3) Sources requiring periodic registration and inspections. An owner or operator of a source in a listed source category that meets any of the following criteria shall register and report once every three years:

     (a) The source emits one or more air pollutants at rates greater than the emission rates listed in subsection (5) of this section and all air pollutants at rates less than the "emission threshold" rates defined in WAC 173-400-030; or

     (b) More than de minimis amounts of one or more toxic air pollutants listed in WAC 173-460-150.

     (4) Sources exempt from registration program requirements. Any source included in a listed source category that is located in a county without an active local air authority is not required to register if:

     (a) The source emits pollutants below emission rates specified in subsection (5) of this section; and

     (b) The source or emission unit does not emit more than de minimis amounts of toxic air pollutants specified in WAC 173-460-150.

     (5) Criteria for defining exempt sources. The following emission rates will be used to identify listed sources that are exempt from registration program requirements:

Pollutant	Tons/Year
Carbon Monoxide . . . . . . . . . . . .	5.0
Lead . . . . . . . . . . . .	0.005
Nitrogen oxides . . . . . . . . . . . .	2.0
PM-10 . . . . . . . . . . . .	0.75
PM-2.5 . . . . . . . . . . . .	0.5
Total suspended particulates . . . . . . . . . . . .	1.25
Sulfur dioxide . . . . . . . . . . . .	2.0
Volatile organic compounds (VOC) . . . . . . . . . . . .	2.0

[Statutory Authority: Chapter 70.94 RCW. 11-06-060 (Order 09-01), § 173-400-102, filed 3/1/11, effective 4/1/11. Statutory Authority: RCW 70.94.152. 05-03-033 (Order 03-07), § 173-400-102, filed 1/10/05, effective 2/10/05. Statutory Authority: Chapter 70.94 RCW, RCW 70.94.141, [70.94.]152,[70.94.]331 , [70.94.]510 and 43.21A.080. 01-17-062 (Order 99-06), § 173-400-102, filed 8/15/01, effective 9/15/01. Statutory Authority: Chapter 70.94 RCW. 95-07-126 (Order 93-40), § 173-400-102, filed 3/22/95, effective 4/22/95.]