Hourly CPC Measurements for Malin Head for year 2018 EPA funded Atmospheric Chemistry and Climate Change Network: Malin Head Coordinates: 55° 22' N, 7° 20' W Measurement Height: 5m Site Type: Rural Background Instrumentation: TSI Model 3775 Condensation Particle Counter Instrument serial number: TBC Calibration info: Calibrated Annually Data range: Number of Particles ( lower cut off 4 nanometres ) Units: particles/cm3 Time: UTC, One hour average Data level: Data has QA'd and all spurious/zero/negative values have been removed.