Hydrographic Charts

NSW Maritime surveyors carry out hydrographic surveys of navigable waters including inland waterways, coastal rivers and entrance bars to ensure safe navigation and to support environmental monitoring.

Area	Date of Survey
Batemans Bay Bar	17 September 2009
Broken Bay (Brisbane Water Channel entrance)	3 December 2008
Clarence River South Arm (Maclean)	24 April 2006
Clarence River - Yamba Channel (Sheet 1)	21-23 November 2006
Clarence River - Yamba Channel (Sheet 2)	21-23 November 2006
Clarence River - Yamba Channel (Sheet 3)	21-23 November 2006
Clarence River - Yamba Channel (Sheet 4)	21-23 November 2006
Port Stephens (Lemon Tree Passage)	15 November 2005
Port Stephens (Soldiers Point)	5 Feburary 2008
Swansea Channel (Swansea Bridge to Pelican )	16-17 November 2005
Swansea Channel (Pelican to Marks Pt)	16-17 November 2005
Swansea Channel (Pelican to Marks Pt)	May 2009
Swansea Channel (Swansea Bridge to Pelican)	May 2009
Swansea Heads	24 May 2006