The below table provides information on the amendment history of this AQMA
|AQMA Name||AQMA Status||Pollutants||Date|
|Hertsmere AQMA No. 4||Declared||Nitrogen dioxide NO2
Nitrogen dioxide NO2
- 08/04/2003, Nitrogen dioxide NO2 - Annual Mean
Hertsmere AQMA No. 4 (Hertsmere Borough Council)
08/04/2003, An area comprising the domestic properties 12 Grove Place, Hartspring Lane, Aldenham and caravans numbered 1, 2, 3, 4, 7, 8, 55, 56, 57, 58, 59, 60 within Winfield Caravan site, Hartspring Lane.
Source: Highways Agency Road
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