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Strath Vaich

Site ID: SV

Latest pollution level at this site is: LOW (Index 2)

Last updated: 05/08/2020 19:00

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Statistics for Strath Vaich


Monthly Statistics (monthly averages) for 2020

The monthly data below are average concentration data, followed by data capture rates (shown as a percentage of each month).
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74 75 77 77 71 64 52 50         
100% 100% 97% 100% 100% 92% 98% 100%         

Annual Statistics for 2020

     
Annual Hourly Mean (to date) 70 µg/m3   Provisional  98% DC
Max Daily Mean 91 µg/m3   Ratified  98% DC
Max Hourly Mean 121 µg/m3   Provisional  98% DC

Key:

  • P - Provisional Data
  • R - Ratified Data

Note: For a strict comparison against the objectives there must be a data capture of 85% or greater throughout the calendar year.

Exceedance Statistics for 2020

Air Pollution Bands
Band Hours in Band  Days in Band
O3 Low   5094  215 
O3 Moderate  
O3 High  
O3 Very High  
Air Quality Strategy Objectives
Air Quality Strategy Objective for 2005 (O3) Daily maximum 8-hour running mean > 100 microgrammes per metre cubed on more than 10 days  
Status: Not Exceeded 
Air Quality Strategy Standards
Air Quality Standard (O3) 8-hour running mean > 100 microgrammes per metre cubed  
No of Exceedances:
Air Quality Strategy Standard for 2005 (O3) daily maximum 8-hour running mean > 100 microgrammes per metre cubed  
No of Exceedances:
Air Quality Strategy Guidelines
Not Applicable for this pollutant
EC Limit Values
EC Population Information Threshold (O3) 1-hour mean > 180 microgrammes per metre cubed  
No of Exceedances:
EC Population Warning Value (O3) 1-hour mean > 240 microgrammes per metre cubed  
No of Exceedances:
EC Health Protection Target Value (O3) daily maximum 8-hour running mean > 120 microgrammes per metre cubed on more than 25 days  
No of Exceedances:
EC Health Protection long-term objective (O3) daily maximum 8-hour running mean > 120 microgrammes per metre cubed  
No of Exceedances:

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