City of Perth Drainage Pit Locations

GIS Services City of Perth provides point location data for man-made drainage pits inventoried within the city. The data was collected from as-constructed drawings and old survey maps, with at least 95% of locational data accurate to within a few meters.

Use Cases

• Map drainage infrastructure assets like Gullys, Side Entry Pits, and Manholes for urban planning
• Conduct spatial accuracy analysis on pit locations given the documented 95% positional accuracy
• Identify potential duplicate data entries flagged in the dataset description for data cleaning

Strengths

• At least 95% of point locations are accurate to within a few meters
• Data originates from authoritative sources like as-constructed drawings and survey maps
• Maintained by the official GIS Services City of Perth

Limitations

• The dataset description notes the presence of some errors and/or duplicate data
• Sample data and specific row/column counts are unavailable for assessing scope
• Limited to the geographic jurisdiction of the City of Perth

Provenance

Source

GIS Services City of Perth

Collection Method

Collected from as-constructed drawings and old survey maps

Time Range

null

Freshness

Last updated March 2026.

Geography

City of Perth, Australia