SANTA BARBARA COUNTY AIR POLLUTION CONTROL DISTRICT

RULE 602 - EPISODES/DISASTERS
(Adopted 3/24/1974, revised and readopted 8/1975, readopted 10/23/1978, revised 6/15/1981)

A. Impact

B. Episode Stage Criteria and Declaration

  Averaging

Time


Stage 1


Stage 2


Stage 3

Photochemical Oxidant, as Ozone 1 Hour 0.20 ppm 0.35 ppm 0.50 ppm for one hour & predicted to persist for 1 additional hour
Carbon Monoxide 1 Hour 40 ppm 75 ppm 100 ppm for one hour & predicted to persist for 1 additional hour
  4 Hours 25 ppm 45 ppm 60 ppm
  8 Hours 15 ppm 30 ppm 40 ppm
Particulate Matter 24 Hours 375 ug/m3 625 ug/m3 875 ug/m3
Sulfur Dioxide 1 Hour 0.5 ppm 1.0 ppm 2.0 ppm
  24 Hours 0.2 ppm 0.7 ppm 0.9 ppm

C. Episode Notifications

D. Termination of Episodes

The Control Officer shall declare the termination of the appropriate episode whenever the concentration of an air contaminant which caused the declaration of such episode has been verified to be below standards set forth in Rule 602.B for the calling of such episode and the available scientific and meteorological data indicate that the concentration of such air contaminant will not immediately increase again so as to reach the standards set forth for such episode. The Control Officer shall immediately communicate the declaration of the termination of the episode in the manner provided in Rule 602.C. for the declaration of episodes.

E. First Stage Episode Actions

When a first-stage episode is declared, the Control Officer shall take the following actions:

F. Second-Stage Episode Actions

When a second-stage episode is declared, the Control Officer shall take the following actions, in addition to the actions taken for Stage 1:

G. Third Stage Episode Actions

The following actions shall be taken upon the Control Officer's declaration of a third-stage episode in addition to the actions taken for Stages 1 and 2:

H. Air Pollution Disaster (State of Emergency) Actions