9VAC5-530-180. Emissions limits.

A. Manufacturer certified emissions of each CI affected unit located in either an attainment or nonattainment area shall not exceed the limits specified in Table IV-1.

Table IV-1 Emissions Limits for CI Units Located in Either an Attainment or Nonattainment Area
Model Year	Emission Limits g/kW-hr (g/bhp-hr)
	PM	PM₁₀	PM_2.5	CO	VOC	NO_x

Pre 2011	0.10	0.10	0.10	3.5	0.40	0.67
	(0.075)	(0.075)	(0.075)	(2.6)	(0.30)	(0.50)

2011-2014	0.10	0.10	0.10	3.5	0.40	0.67
	(0.075)	(0.075)	(0.075)	(2.6)	(0.30)	(0.50)

2015+	0.03	0.03	0.03	3.5	0.19	0.67
	(0.022)	(0.022)	(0.022)	(2.6)	(0.14)	(0.50)

B. Emissions from the operation of each CI affected unit located in either an attainment or nonattainment area during testing shall not exceed the limits specified in Table IV-2.

Table IV-2 Emissions Limits During Testing for CI Units Located in Either an Attainment or Nonattainment Area
Model Year	Emission Limits g/kW-hr (g/bhp-hr)
	PM	PM₁₀	PM_2.5	CO	VOC	NO_x

Pre 2011	0.13	0.13	0.13	4.4	0.50	0.84
	(0.097)	(0.097)	(0.097)	(3.3)	(0.37)	(0.63)

2011-2014	0.13	0.13	0.13	4.4	0.50	0.84
	(0.097)	(0.097)	(0.097)	(3.3)	(0.37)	(0.63)

2015+	0.04	0.04	0.04	4.4	0.24	0.84
	(0.030)	(0.030)	(0.030)	(3.3)	(0.18)	(0.63)

C. Manufacturer tested emissions limits for each SI affected unit located in either an attainment or nonattainment area shall not exceed the limits specified in Table IV-3.

Table IV-3 Emissions Limits for SI Engines Located in Either an Attainment or Nonattainment Area
Model Year	Emission Limits g/kW-hr (g/bhp-hr)
	PM	PM₁₀	PM _2.5	CO	VOC	NO_x

Pre 2011	0.015	0.015	0.015	2.68	0.94	1.34
	(0.011)	(0.011)	(0.011)	(2.0)	(0.7)	(1.0)

2011+	0.015	0.015	0.015	2.68	0.94	1.34
	(0.011)	(0.011)	(0.011)	(2.0)	(0.7)	(1.0)

D. Emissions from the operation of each SI affected unit located in either an attainment or nonattainment area during testing shall not exceed the limits specified in Table IV-4.

Table IV-4 Emissions Limits During Testing for SI Units Located in Either an Attainment or Nonattainment Area
Model Year	Emission Limits g/kW-hr (g/bhp-hr)
	PM	PM₁₀	PM _2.5	CO	VOC	NO_x

Pre 2011	0.019	0.019	0.019	3.35	1.18	1.68
	(0.014)	(0.014)	(0.014)	(2.5)	(0.88)	(1.25)

2011+	0.019	0.019	0.019	3.35	1.18	1.68
	(0.014)	(0.014)	(0.014)	(2.5)	(0.88)	(1.25)

E. Combined source-wide emissions from the operation of affected units shall not exceed the limits specified in Table IV-5.

Table IV-5 Combined Source-Wide Emissions Limits for Affected Units
Pollutant	Nonattainment Areas Emissions (tons/year)	Attainment Areas Emissions (tons/year)
PM	2.8	2.8
PM₁₀	2.8	2.8
PM_2.5	2.8	2.8
NO_x	24.4	39.4
CO	99.4	99.4
VOC	17.1	27.6

F. Visible emissions from each affected unit shall not exceed 5.0% opacity as determined by Reference Method 9. This condition applies at all times except during startup, shutdown, and malfunction.

Statutory Authority

§§ 10.1-1307.02 and 10.1-1308 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 27, Issue 23, eff. August 17, 2011.

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