EE Initial Notification Summary Information 		O3			
Submitting Agency: Ventura County APCD
Agency Contact: Dr. Laki Tisopulos
Date Submitted: 2/26/2021
Applicable NAAQS: 2008 8-Hour Ozone
Affected Regulatory Decision[1]: Attainment Determination for 2008 8-Hour Ozone
 (for classification decisions, specify level of the classification with/without EE concurrence)
Area Name/Designation Status: Ventura County / Serious 
Design Value Period (list three-year period): 2018-2020
 (where there are multiple relevant design value periods, summarize separately)

A) See attached spreadsheet titled "Federal Exceptional Event Initial Notification Sheet"

B) Violating Sites Information 
  (listing of all violating sites in the planning area, regardless of operating agency, and regardless of whether or not they are impacted by EEs)
Site/monitor (AQS ID and POC) 

Design Value (without EPA concurrence on any of the events listed in attached spreadsheet)
Design Value (with EPA concurrence on all events listed in attached spreadsheet)
Simi Valley-Cochran Street ( 06-111-2002-1 )
                                   0.077 ppm
                                   0.074 ppm
 
                                       
                                       

                                       
                                       

C) Summary of Maximum Design Value (DV) Site Information (Effect of EPA Concurrence on Maximum Design Value Site Determination)
   (Two highest values from Table B)
Maximum DV site (AQS ID) without EPA concurrence on any of the events listed in attached spreadsheet 
                                Design Value  
                                   0.077 ppm
                               Design Value Site
                                 06-111-2002-1
                                    Comment
                                       
Maximum DV site (AQS ID) with EPA concurrence on all events listed in attached spreadsheet
                                 Design Value
                                   0.074 ppm
                               Design Value Site
                                 06-111-2002-1
                                    Comment
                          Site would be in attainment
   
D) List of any sites (AQS ID) within planning area with invalid design values (e.g., due to data incompleteness)	N/A
