QUALITY ASSESSMENT OF SEA LEVEL DATA by the UH SEA LEVEL CENTER/NATIONAL OCEANOGRAPHIC DATA CENTER JOINT ARCHIVE FOR SEA LEVEL updated: 23 Oct 2019 Station : Hillarys Latitude: 31 49.5S Country : Australia Longitude: 115 44.3E JASL # : 132A Time Meridian: 120E (GMT + 08 hr) GLOSS # : none Originator #: ID071012 NODC #: 33111501 Contributor : National Tidal Centre, Bureau of Meteorology PO Box 421 Kent Town SA 5071 South Australia AUSTRALIA Originator : same; Australian Baseline Sea Level Monitoring Project Original Data: digital Instrmnt Type: 1992-2009 Aquatrak acoustic gauge, Sutron Logger (SL) 2009- acoustic gauge Telmet T320 Aquatrak Controller (TAC); Digitzd Intvl: TAC: Weighted average of 4, 1-minute readings; 1-minute reading is average of 60, 1-sec samples SL: used 6-minute samples average of 181, 1-second samples. Present Data : Hourly, daily, and monthly values obtained by: Hourly : filter with a cut-off of 2 hours Daily : 119-point convolution filter (Bloomfield, 1976) centered on noon applied to the hourly data with respective periods of the 95, 50, and 5% amplitude points at 124.0, 60.2, and 40.2 hours Monthly: Simple average of all daily values; calculated if 7 or fewer days are missing Span of data : 01 Jan 1992 - 31 Dec 2018 Gaps > 1 mon : none Time Refernce: GMT (hours 00-23) Space-filler Flag :-9999 Units : millimeters Missing Data Flag : 9999 Existing : Yes Operational : Yes Sat. Trans. : Yes Distribution : 1992-2018 Refernce Levl: Vertical Reference Frame is Tide Gauge Zero (TGZ). TGBM Name/Number: Hamersley 130T1, Tide Gauge benchmark TGBM Elevation relative tothe vertical reference: 4.132m Australian Height Datum or 4.895m TGZ Comment : The data are of high quality. SPECIAL NOTE TO USERS OF NAT. TIDAL CENTRE DATA: As a user of this information, you are deemed to have read and accepted the conditions described in the Copyright Notice and Disclaimer at: http://www.bom.gov.au/other/copyright.shtml CI MISSING REPLACED GAPS QUESTIONABLE YEAR (%) DATA OR BAD DATA FLUCTUATIONS ---- --- -------------------- --------------- -------------------- 1992 100 none none none 1993 100 none none none 1994 100 none none none 1995 100 none none none 1996 100 none none none 1997 100 none none none 1998 100 none (07)334-(20)334 none (00)335-(16)335 1999 100 none none none 2000 100 none none none 2001 100 none none none 2002 100 none none none 2003 99 197-198 none none 2004 100 none none none 2005 100 none none none 2006 100 none none none 2007 100 none none none 2008 100 none none none 2009 99 275-278,296-299 (10)270-(00)271 none 2010 100 none none none 2011 100 none none none 2012 100 none none none 2013 100 none none none 2014 100 none none none 2015 99 121-124 none none 2016 100 none none none 2017 100 none none none 2018 99 243-247 none none