Midlothian Pathhead [Closed]

Site ID: MID1

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Statistics for Midlothian Pathhead


Monthly Statistics (monthly averages) for 2013

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
14 22 24 19 16 14 14           
96% 88% 97% 100% 88% 64% 28%           

Annual Statistics for 2013

     
Annual Hourly Mean 18 µg/m3 (VCM)   Ratified  46% DC
Max Daily Mean 56 µg/m3 (VCM)   Ratified  46% DC
Max Hourly Mean 155 µg/m3 (VCM)   Ratified  46% 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 2013

Air Pollution Bands
Band Hours in Band  Days in Band
PM10 Low   -  165 
PM10 Moderate   -  1 
PM10 High   -  0 
PM10 Very High   -  0 

Note: The method for calculating air quality banding statistics for PM10 changed at the end of 2011, from running 24-hour mean to fixed daily mean.

Air Quality Strategy Objectives
Air Quality Strategy Objective (PM10) Annual mean > 40 microgrammes per metre cubed  
Status: Not Exceeded 
Air Quality Strategy Objective for 2004 (PM10) daily mean > 50 microgrammes per metre cubed on more than 35 days  
Status: Not Exceeded 
Scottish Air Quality Objective (PM10) Annual mean > 18 microgrammes per metre cubed  
Status: Exceeded 
Scottish Air Quality Objective (PM10) daily mean > 50 microgrammes per metre cubed on more than 7 days  
Status: Not Exceeded 
Air Quality Strategy Standards
Air Quality Strategy Standard (PM10) daily mean > 50 microgrammes per metre cubed  
No of Exceedances: 1 
Air Quality Strategy Guidelines
Not Applicable for this pollutant
EC Limit Values
Not Applicable for this pollutant

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