KERN COUNTY AIR POLLUTION CONTROL DISTRICT

RULE 405 - PARTICULATE MATTER - EMISSION RATE
(Adopted 4/18/72, Amended 7/18/83, 5/1/97)

A person shall not discharge into the atmosphere from any source operation, particulate matter in excess of the following limits:

ALLOWABLE PARTICULATE EMISSIONS

BASED ON PROCESS WEIGHT RATE

Process Weight Rate

Lbs/Hr.

Emission Limit

Lbs/Hr

Process Weight Rate

Lbs/Hr

Emission Limit

Lbs/Hr

250

or less
1.03 6,500 7.71
300 1.20 7,000 8.05
350 1.35 7,500 8.39
400 1.50 8,000 8.71
450 1.63 8,500 9.03
500 1.77 9,000 9.36
600 2.01 9,500 9.67
700 2.24 10,000 10.00
800 2.43 12,000 11.28
900 2.60 14,000 12.50
1,000 2.80 16,000 13.74
1,200 3.12 18,00 14.97
1,400 3.40 20,000 16.19
1,600 3.66 30,000 22.22
1,800 3.91 40,000 28.30
2,000 4.14 50,000 34.30
2,500 4.64 60,000 or more 40.00
3,000 5.10    
3,500 5.52    
4,000 5.93    
4,500 6.30    
5,000 6.67    
5,500 7.03    
6,000 7.37    



Where the process weight rate falls between figures listed in the table, the emission limit shall be determined by linear interpolation.