QUALITY ASSESSMENT OF SEA LEVEL DATA                
                                           by the                               
                   UH SEA LEVEL CENTER/NATIONAL OCEANOGRAPHIC DATA CENTER     
                                 JOINT ARCHIVE FOR SEA LEVEL                    
                                       updated: 08 Oct 2020
              Station  : Corpus Cristi,TX          Latitude:  27 34.8N
              Country  : USA                      Longitude: 097 13.0W
              JASL #   : 770A                 Time Meridian: 075W (GMT - 5 hr)
              GLOSS #  : none Originator #:8775870   NODC #: 72097701
              Contributor  : National Ocean Service (NOS)                       
                             National Ocean. and Atmos. Administration (NOAA)   
                             N/OES22
                             SSMC4, STATION 7109
                             1305 East West Highway
                             Silver Spring, MD. 20910-3233
              Originator   : same                                               
              Original Data: Digital 
              Instrmnt Type: Analog-to-digital (ADR) recorder (1983-1990);
                             Aquatrak acoustic gauge, NOAA Next Generation 
                             Water Level Measuring System (NGWLMS)
              Digitzd Intvl: 6 minute (each sampling is three-minute average)
              Present Data : Hourly, daily, and monthly values obtained by:     
                    Hourly : discrete sampling on the hour                      
                    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 Dec 1983 - 31 Dec 2019
              Gaps > 1 mon : 01 Mar 1984 - 01 Jun 1984;01 Jul 1984 - 11 Apr 1985
                             21 Mar 1986 - 01 May 1986;02 Feb 1990 - 09 Apr 1990
              Time Refernce: GMT (hours 00-23)   Space-filler Flag   :-9999     
              Units        : millimeters         Missing Data Flag   : 9999     
              Existing     : Yes                 Operational         : Yes      
              Sat. Trans.  : Yes                 Distribution        : 1983-2019
              Refernce Levl: All heights have been referred to the station tide 
                             staff zero which is linked to fixed bench marks.
              Comment      : The data are of good quality.  The large drop
                             in 2/1984 is also seen in the Port Isabel series.
                                                                                
                    CI MISSING              REPLACED GAPS     QUESTIONABLE      
              YEAR (%) DATA                 OR BAD DATA       FLUCTUATIONS      
              ---- --- -------------------- --------------- --------------------
              1983   9 none                 none            none
              1984  22 33-44,61-153,183-366 none            none
              1985  72 1-101                none            none
              1986  89 80-121               none            none
              1987 100 none                 none            none
              1988 100 none                 none            none
              1989 100 none                 none            none
              1990  82 33-99                none            none
              1991 100 none                 none            none
              1992 100 none                 none            none
              1993 100 none                 none            none
              1994 100 none                 none            none
              1995  98 95-96,213-215,       none            none
                       220-223
              1996 100 none                 none            none
              1997 100 none                 none            none
              1998 100 none                 none            none
              1999  95 69-88                none            none
              2000 100 none                 none            none
              2001 100 none                 none            none
              2002 100 none                 none            none
              2003 100 none                 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 100 none                 none            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 100 none                 none            none
              2016 100 none                 none            none
              2017 100 none                 none            none
              2018 100 none                 none            none
              2019 100 none                 none            none