AEROSOURCE network data EPA Funded Station: UCD Dublin Coordinates: 53.3053� N, 6.2207� W Measurement Height: 30m Site Type: residential background Instrumentation: Aerosol Chemical Speciation Monitor (ACSM) PM range: PM1 Units: concentration in micrograms per cubic meter (�g m-3) Compounds: Org- Organic Matter; SO4 - Sulphate; NO3- Nitrate; NH4 - Ammonium Time: UTC