9VAC5-540-180. 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 Emissions Limits for CI Units Located in Attainment Areas |
Generator Size (kW) | Displacement liters/cylinder | Model Year | Emission Limits g/kW-hr (g/bhp-hr) |
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 Emissions Limits for CI Units Located in Attainment Areas |
Generator Size (kW) | Displacement liters/cylinder | Model Year | Emission Limits (g/kW-hr (g/bhp-hr) |
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 Emissions Limits for CI Units Located in Nonattainment Areas |
Generator Size (kW) | Displacement liters/cylinder | Model Year | Emission Limits g/kW-hr (g/bhp-hr) |
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 Emissions Limits During Testing for CI Units Located in Nonattainment Areas |
Generator Size (kW) | Displacement liters/cylinder | Model Year | Emission Limits g/kW-hr (g/bhp-hr) |
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 g/kW-hr (g/bhp-hr) |
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 source-wide emissions from the operation of affected units shall not exceed the limits specified in Table VIII.
Table VIII Combined Source-Wide Emissions Limits for Affected Units |
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 six-minute 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 six-minute 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
§§ 10.1-1307.2 and 10.1-1308 of the Code of Virginia.
Historical Notes
Derived from Volume 27, Issue 23, eff. August 17, 2011.
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