These are located at:

(i) Rosia Road by the Gibraltar Electricity Authority offices.
(ii) Bleak House Car Park.
(iii) Devil's Tower Road.

There is automatic monitoring of Sulphur Dioxide, Oxides of Nitrogen, Carbon Monoxide, Benzene and Ozone.

There is also non-automatic monitoring of PM10, PM2.5 Lead, Cadmium, Nickel, Arsenic and Poly Aromatic Hydrocarbons.

Up to date automatic monitoring results as well as collected data from the non-automatic monitoring can be seen on-line at www.gibraltarairquality.gi. This is the main source of air quality information for the region. It has been designed to inform you about the causes of poor air quality and what is being done about it, and also to let you know what air pollution is like currently or in the past.