Passively monitored parameters:
- Sulphur dioxide
- Nitrogen dioxide
- Ozone
- Hydrogen sulphide
Continuously monitored parameters:
- Sulphur dioxide (SO2)
- Total reduced sulphur (TRS)
- Hydrogen sulphide (H2S)
- Oxides of nitrogen (NO2, NO and NOX)
- Carbon monoxide (CO)
- Total hydrocarbons (THC)
- Methane (MHC)
- Non-Methane (NmHC)
- Ozone (O3)
- Fine particulate matter (PM2.5)
Meteorological parameters (that affect the transportation and dispersion of compounds):
- Wind speed and direction
- Solar Radiation
- Outdoor Temperature
- Relative Humidity