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 |
