9VAC5540180. Emissions limits.
A. Manufacturer certified emissions of each CI affected unit located in an attainment area shall not exceed the limits specified in Table III.
Table III  
Generator Size (kW)  Displacement liters/cylinder  Model Year  Emission Limits  
PM  PM_{10}  PM_{2.5}  CO  VOC  NO_{x}  







 
x < 8 kW  Less than 10  2010+  0.4  0.4  0.4  8.0  7.5*  
(x < 11 bhp) 

 (0.30)  (0.30)  (0.30)  (6.0)  (5.6*)  







 
8 kW ≤ x < 19 kW  Less than 10  2010+  0.4  0.4  0.4  6.6  7.5*  
(11 bhp ≤ x < 25 bhp) 

 (0.30)  (0.30)  (0.30)  (4.9)  (5.6*)  







 
19 kW ≤ x < 37 kW  Less than 10  2010+  0.3  0.3  0.3  5.5  7.5*  
(25 bhp ≤ x < 50 bhp) 

 (0.22)  (0.22)  (0.22)  (4.1)  (5.6*)  







 
37 kW ≤ x < 75 kW  Less than 10  2010+  0.4  0.4  0.4  5.0  4.7*  
(50 bhp ≤ x < 100 bhp) 

 (0.30)  (0.30)  (0.30)  (3.7)  (3.5*)  







 
75 kW ≤ x < 130 kW  Less than 10  2010+  0.3  0.3  0.3  5.0  4.0*  
(100 bhp ≤ x < 174 bhp) 

 (0.22)  (0.22)  (0.22)  (3.7)  (3.0*)  







 
130 kW ≤ x < 560 kW  Less than 10  2010+  0.2  0.2  0.2  3.5  4.0*  
(174 bhp ≤ x < 751 bhp) 

 (0.15)  (0.15)  (0.15)  (2.6)  (3.0*)  







 
560 kW ≤ x < 2,237 kW  Less than 10  2010+  0.2  0.2  0.2  3.5  6.4*  
(751 bhp ≤ x < 3,000 bhp) 

 (0.15)  (0.15)  (0.15)  (2.6)  (4.8*)  







 
x ≥ 2,237 kW  Less than 10  2010  0.54  0.54  0.54  11.4  1.3  9.2 
(x ≥ 3,000 bhp) 

 (0.40)  (0.40)  (0.40)  (8.5)  (1.0)  (6.9) 

 2011+  0.2  0.2  0.2  3.5  6.4*  


 (0.15)  (0.15)  (0.15)  (2.6)  (4.8*)  







 
x ≥ 2,237 kW  10.0 ≤ x < 15.0  2010+  0.27  0.27  0.27  5.0  7.8*  
(x ≥ 3,000 bhp) 

 (0.20)  (0.20)  (0.20)  (3.7)  (5.8*)  
*Combined limit for VOC and NO_{x} 
B. Emissions of each CI affected unit located in an attainment area during testing shall not exceed the limits specified in Table IV.
Table IV  
Generator Size (kW)  Displacement liters/cylinder  Model Year  Emission Limits  
PM  PM10  PM_{2.5}  CO  VOC  NO_{x}  







 
x < 8 kW  Less than 10  2010+  0.5  0.5  0.5  10.0  9.4*  
(x < 11 bhp) 

 (0.4)  (0.4)  (0.4)  (7.5)  (7.0*)  







 
8 kW ≤ x < 19 kW  Less than 10  2010+  0.5  0.5  0.5  8.3  9.4*  
(11 bhp ≤ x < 25 bhp) 

 (0.4)  (0.4)  (0.4)  (6.2)  (7.0*)  







 
19 kW ≤ x < 37 kW  Less than 10  2010+  0.38  0.38  0.38  6.9  9.4*  
(25 bhp ≤ x < 50 bhp) 

 (0.28)  (0.28)  (0.28)  (5.1)  (7.0*)  







 
37 kW ≤ x < 75 kW  Less than 10  2010+  0.5  0.5  0.5  6.3  5.9*  
(50 bhp ≤ x < 100 bhp) 

 (0.4)  (0.4)  (0.4)  (4.7)  (4.4*)  







 
75 kW ≤ x < 130 kW  Less than 10  2010+  0.38  0.38  0.38  6.3  5.0*  
(100 bhp ≤ x < 174 bhp) 

 (0.28)  (0.28)  (0.28)  (4.7)  (3.7*)  







 
130 kW ≤ x < 560 kW  Less than 10  2010+  0.25  0.25  0.25  4.4  5.0*  
(174 bhp ≤ x < 751 bhp) 

 (0.19)  (0.19)  (0.19)  (3.3)  (3.7*)  







 
560 kW ≤ x < 2,237 kW  Less than 10  2010+  0.25  0.25  0.25  4.4  8.0*  
(751 bhp ≤ x < 3,000 bhp) 

 (0.19)  (0.19)  (0.19)  (3.3)  (6.0*)  







 
x ≥ 2,237 kW  Less than 10  2010  0.68  0.68  0.68  14.3  1.6  11.5 
(x ≥ 3,000 bhp) 

 (0.51)  (0.51)  (0.51)  (10.7)  (1.2)  (8.6) 

 2011+  0.25  0.25  0.25  4.4  8.0*  


 (0.19)  (0.19)  (0.19)  (3.3)  (6.0*)  







 
x ≥ 2,237 kW  10.0 ≤ x < 15.0  2010+  0.34  0.34  0.34  6.3  9.8*  
(x ≥ 3,000 bhp) 

 (0.25)  (0.25)  (0.25)  (4.7)  (7.3*)  
*Combined limit for VOC and NO_{x} 
C. Manufacturer certified emissions of each CI affected unit located in a nonattainment attainment area shall not exceed the limits specified in Table V.
Table V  
Generator Size (kW)  Displacement liters/cylinder  Model Year  Emission Limits  
PM  PM_{10}  PM_{2.5}  CO  VOC  NO_{x}  









x < 8 kW  Less than 10  2010+  0.4  0.4  0.4  8.0  6.4*  
(x < 11 bhp) 

 (0.30)  (0.30)  (0.30)  (6.0)  (4.8*)  









8 kW ≤ x < 19 kW  Less than 10  2010+  0.4  0.4  0.4  6.6  6.4*  
(11 bhp ≤ x < 25 bhp) 

 (0.30)  (0.30)  (0.30)  (4.9)  (4.8*)  









19 kW ≤ x < 37 kW  Less than 10  2010+  0.3  0.3  0.3  5.5  6.4*  
(25 bhp ≤ x < 50 bhp) 

 (0.22)  (0.22)  (0.22)  (4.1)  (4.8*)  









37 kW ≤ x < 75 kW  Less than 10  2010+  0.4  0.4  0.4  5.0  4.7*  
(50 bhp ≤ x < 100 bhp) 

 (0.30)  (0.30)  (0.30)  (3.7)  (3.5*)  









75 kW ≤ x < 130 kW  Less than 10  2010+  0.3  0.3  0.3  5.0  4.0*  
(100 bhp ≤ x < 174 bhp) 

 (0.22)  (0.22)  (0.22)  (3.7)  (3.0*)  









130 kW ≤ x < 560 kW  Less than 10  2010+  0.2  0.2  0.2  3.5  4.0*  
(174 bhp ≤ x < 751 bhp) 

 (0.15)  (0.15)  (0.15)  (2.6)  (3.0*)  









560 kW ≤ x < 2,237 kW  Less than 10  2010+  0.2  0.2  0.2  3.5  6.4*  
(751 bhp ≤ x < 3,000 bhp) 

 (0.15)  (0.15)  (0.15)  (2.6)  (4.8*)  









x ≥ 2,237 kW  Less than 10  2010  0.54  0.54  0.54  11.4  1.3  6.4 
(x ≥ 3,000 bhp) 

 (0.40)  (0.40)  (0.40)  (8.5)  (1.0)  (4.8) 

 2011+  0.2  0.2  0.2  3.5  6.4*  


 (0.15)  (0.15)  (0.15)  (2.6)  (4.8*)  









x ≥ 2,237 kW  10.0 ≤ x < 15.0  2010+  0.27  0.27  0.27  5.0  6.4*  
(x ≥ 3,000 bhp) 

 (0.20)  (0.20)  (0.20)  (3.7)  (4.8*)  
*Combined limit for VOC and NO_{x} 
D. Emissions from the operation of each CI affected unit located in a nonattainment area during testing shall not exceed the limits specified in Table VI.
Table VI  
Generator Size (kW)  Displacement liters/cylinder  Model Year  Emission Limits  
PM  PM_{10}  PM_{2.5}  CO  VOC  NO_{x}  









x < 8 kW  Less than 10  2010+  0.5  0.5  0.5  10.0  8.0*  
(x < 11 bhp) 

 (0.4)  (0.4)  (0.4)  (7.5)  (6.0*)  









8 kW ≤ x < 19 kW  Less than 10  2010+  0.5  0.5  0.5  8.3  8.0*  
(11 bhp ≤ x < 25 bhp) 

 (0.4)  (0.4)  (0.4)  (6.2)  (6.0*)  









19 kW ≤ x < 37 kW  Less than 10  2010+  0.38  0.38  0.38  6.9  8.0*  
(25 bhp ≤ x < 50 bhp) 

 (0.28)  (0.28)  (0.28)  (5.1)  (6.0*)  









37 kW ≤ x < 75 kW  Less than 10  2010+  0.5  0.5  0.5  6.3  5.9*  
(50 bhp ≤ x < 100 bhp) 

 (0.4)  (0.4)  (0.4)  (4.7)  (4.4*)  









75 kW ≤ x < 130 kW  Less than 10  2010+  0.38  0.38  0.38  6.3  5.0*  
(100 bhp ≤ x < 174 bhp) 

 (0.28)  (0.28)  (0.28)  (4.7)  (3.7*)  









130 kW ≤ x < 560 kW  Less than 10  2010+  0.25  0.25  0.25  4.4  5.0*  
(174 bhp ≤ x < 751 bhp) 

 (0.19)  (0.19)  (0.19)  (3.3)  (3.7*)  









560 kW ≤ x < 2,237 kW  Less than 10  2010+  0.25  0.25  0.25  4.4  8.0*  
(751 bhp ≤ x < 3,000 bhp) 

 (0.19)  (0.19)  (0.19)  (3.3)  (6.0*)  









x ≥ 2,237 kW  Less than 10  2010  0.68  0.68  0.68  14.3  1.6  8.0 
(x ≥ 3,000 bhp) 

 (0.51)  (0.51)  (0.51)  (10.7)  (1.2)  (6.0) 

 2011+  0.25  0.25  0.25  4.4  8.0*  


 (0.19)  (0.19)  (0.19)  (3.3)  (6.0*)  









x ≥ 2,237 kW  10.0 ≤ x < 15.0  2010+  0.34  0.34  0.34  6.3  8.0*  
(x ≥ 3,000 bhp) 

 (0.25)  (0.25)  (0.25)  (4.7)  (6.0*)  
*Combined limit for VOC and NO_{x} 
E. Emissions from the operation of each SI affected unit shall not exceed the limits specified in Table VII.
Table VII Emissions Limits for SI Units  
Model Year  Emissions Limits  
PM  PM_{10}  PM_{2.5}  CO  VOC  NO_{x}  







2010+  0.015  0.015  0.015  5.3  1.3  2.7 
 (0.011)  (0.011)  (0.011)  (4.0)  (1.0)  (2.0) 



 Instead of meeting the limits stated above, the owner may meet the alternative standards below: ( ppmvd at 15% O_{2})  



 540  86  160 
F. Combined sourcewide emissions from the operation of affected units shall not exceed the limits specified in Table VIII.
Table VIII  
Pollutant  Nonattainment Area Emissions (tons/year)  Attainment Area Emissions (tons/year) 
PM  1.4  2.3 
PM_{10}  1.4  2.3 
PM_{2.5}  1.4  2.3 
NO_{X}  24.4  39.4 
SO_{2}  0.5  0.5 
CO  48.0  77.4 
VOC  11.8  19.0 
G. Visible emissions from each affected unit located in an attainment area shall not exceed 10% opacity except during one sixminute period in any one hour in which visible emissions shall not exceed 20% opacity as determined by Reference Method 9. This condition applies at all times except during startup, shutdown, and malfunction.
H. Visible emissions from each affected unit located in a nonattainment area shall not exceed 5.0% opacity except during one sixminute period in any one hour in which visible emissions shall not exceed 10% opacity as determined by the Reference Method 9. This condition applies at all times except during startup, shutdown, and malfunction.
Statutory Authority
§§ 10.11307.2 and 10.11308 of the Code of Virginia.
Historical Notes
Derived from Virginia Register Volume 27, Issue 23, eff. August 17, 2011.