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Texas SIP: 30 TAC 116.01: General Definitions [definition of "De minimis impact"]; SIP effective 1997.10.20 TXc102

Regulatory Text: 
                         SUBCHAPTER A : DEFINITIONS

§116.010.  General Definitions  

(Approved by EPA 08/19/97 (62 FR 44087) at 52.2270(c)(102) effective 10/20/97.)

102C   De minimis impact - A change in ground level concentration of an air contaminant as a result of the operation of any new major stationary source or of the operation of any existing source which has undergone a major modification, which does not exceed the following specified amounts.


 Matter (PM10)
 5 µg/m3   -   -   -
 Sulfur Dioxide  1.0 
 5 µg/m3   -  25 µg/m3   -
 Nitrogen Dioxide  1.0 
  -   -   -   -
 Carbon Monoxide   -   -  0.5 
  -  2 mg/m3

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