Author(s)

J. Kleperis & D. Danilane

Abstract

Air pollution from oil product transit enterprises: DOAS in Riga harbour region J. Kleperis & D. Danilane Air Protection Division, Environmental Department of Riga City Council 1 Basteja Boulevard, Riga, LV-1050, Latvia Abstract The commercial harbour in Riga City is partly located very close to uptown regions with thousands of inhabitants. Several enterprises in the harbour are involved in the oil transit business, but only some of them are equipped with modern pumps and vapour collectors. Regular complaints from inhabitants about malodours in Riga's harbour region are an everyday occurrence, especially in hot summer days. Therefore Riga City Council started air-quality measurements in the harbour region from 01.02.1999. The measurements are performed with differential optical absorption spectroscopy (DOAS) equipment made by OP SIS company (Sweden). Six different pollutants are monitored in Riga's harbour: sulphur dioxide, nitrogen dioxide, ozone, benzene, tol

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