Noise survey 2007 - Rail traffic during night time in zone 06 - Helsinki City Environment Department - Finland

This table contains data from the 'Meluselvitys 2007' report, specifically for the area '06 - Raideliikenne Länsi-Yö'. It includes information related to noise measurements in the railway transportation sector. The data is sourced from the website of the City of Helsinki's Urban Environment Division, which is part of the 'Helsingin kaupunkiympäristön toimiala'. The table contains various columns such as '_extract_date', '_row_number', 'tietopalve', 'db_lo', 'db_hi', 'datanomist', 'paivitetty', 'geom_geojson', 'geom_geotext', 'geom_type', 'geom_centroid', 'geom_center_x', 'geom_center_y', and 'geom'. These columns provide valuable information that can be utilized for data analytics. For example, the 'db_lo' and 'db_hi' columns provide the range of noise levels measured, which can be used to analyze noise pollution trends in different areas. The 'geom_centroid', 'geom_center_x', and 'geom_center_y' columns provide geographical coordinates and centroid information, enabling spatial analysis of the noise data. The 'paivitetty' column indicates the last update date of the data, which can be utilized for tracking the freshness of the information. Overall, this table serves as a valuable resource for studying noise pollution in the railway transportation sector in the 'Meluselvitys 2007' report for the specified area in Helsinki, Finland (ISO country code: 'fi').