This page lists metadata for contour data that appear in the Add Layers tool and the Contour Cache: 

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Contours for Nelson and Tasman land area. 0.5m interval in urban areas. 5m interval or 20m interval in other areas.

Elevations are in terms of New Zealand Vertical Datum 2016 (NZVD2016).

Area Covered Nelson and Tasman

+/- 0.5m in urban area.
+/- 5m or +/- 20m in other areas.

Update Frequency

Reviewed annually

Source Nelson City Council

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