AURN Monitoring Site Monitoring Data

Local authority/customer...

Yarner Wood (YW, an AURN site)

Latitude: 50.597600
Longitude: -3.716510
Date Started: 26/06/1987
Altitude: 119 metres
Environment: Rural
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Statistics

Update Statistics:

Monthly Statistics (monthly averages) for 2025

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
2.3                       
100%                       

Annual Statistics for 2025

Annual Hourly Mean (to date) 2 µg/m3  Provisional  100% Data capture 
Max Daily Mean 4 µg/m3  Provisional  100% Data capture 
Max Hourly Mean 9 µg/m3  Provisional  100% Data capture 

Exceedance Statistics for 2025

Air Pollution Bands
Band Hours in Band  Days in Band
NO2 Low   96 
NO2 Moderate  
NO2 High  
NO2 Very High  
Air Quality Strategy Objectives
Air Quality Strategy Objective for 2005 (NO2) Annual Mean > 40 microgrammes per metre cubed  
Status: Not Exceeded 
Air Quality Strategy Objective for 2005 (NO2) Hourly Mean > 200 microgrammes per metre cubed for more than 18 hours  
Status: Not Exceeded 
Air Quality Strategy Standards
Not Applicable for this pollutant
Air Quality Strategy Guidelines
Not Applicable for this pollutant
EC Limit Values
Not Applicable for this pollutant
Map showing the location of the Yarner Wood monitoring site