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The PLA Hydrographic Service provides a wide range of services to river users
Select your gauge
We produce a wide range of charts and other survey products
Bridge heights, survey data, chemical and physical analysis
We maintain 16 Tide Gauges and provide live and predicted tidal information
Our Hydrographers have given presentations at Regional, National and International events

PLA, London River House,
Royal Pier Road, Gravesend.
Kent DA12 2BG
Tel. +44 (0) 1474 562200
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