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This dataset was last updated on LINZ Data Service on 30 Sep 2022.
Tidal stream - flood/ebb points (Hydro, 1:22k - 1:90k)
LINZ - Land Information New Zealand
2022-08-24
A tidal stream (or tidal current) is a horizontal movement of water associated with the rise and fall of the tide caused by tide-producing forces. Approximate tidal stream rates may be given as discrete rate values for flood and ebb flow during springs.
S-57 Object Class: Tidal stream - flood/ebb
S-57 Acronym: TS_FEB
This data was compiled for the use in the scale range 1:22,000 to 1:90,000.
THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION.
This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/
The hydrographic data available through the LINZ Data Service is based on official Electronic Navigational Charts (ENCs) published by the New Zealand Hydrographic Authority.
Prior to loading onto this service, the S-57 data from these ENCs is converted to shapefile format.
The following Navigational Purposes and scale-ranges are represented:
1. Overview, 1:1.5mil and smaller
2. General, 1:350k - 1:1,500k
3. Coastal, 1:90k - 1:350k
4. Approach, 1:22k - 1:90k
5. Harbour, 1:4k - 1:22k
-48.0586426 166.4712167 -8.9641729 -158.0306847
https://data.linz.govt.nz/layer/50623-tidal-stream-flood-ebb-points-hydro-122k-190k/
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