EUROPEAN SEA LEVEL OBSERVING SYSTEM 

                                 Station Information Sheet 


 GLOSS Number
 Station name                            ARRECIFE 
 Country                                 Spain
 Time zone                               000E, GMT
 Latitude                                   28º 57' N 
 Longitude                                  13º 34' W 
 Ocean/sea                               Atlantic/ 

 Responsible country                     Spain
 Committed to GLOSS                      No
 Operational?                            Yes

 Point of contact                        María Jesús García,
                                         Instituto Español de Oceanografía
                                         Cl. Corazón de María 
                                          8       28020 Madrid  (Spain) 
                                         Spain
                                         Tel: 34 91 3473612
                                         Fax: 34 91 4135597
                                         E-mail: mjesus.garcia@md.ieo.es
                                         WWW: www.ieo.es


 Authority responsible                   Instituto Español de Oceanografía
 for tide gauge                          Cl. Corazón de María,
                                          8       28020 Madrid  (Spain) 
                                         Spain

 Gauge servicing interval                every 10 days change the paper band and ones a year there is a complete service.

 Gauge servicing agency                  our agency

 Observation periods                     31+19  (1949-1975) and (1980-1998)

 Gauge type                              float
 Sampling rate                           hourly. From1998 every 10 minutes
 Digital data                            Yes
 Real time data                          No
 Storm surge warning gauge               No

 Additional parameters                   Atmospheric pressure
 Any other parameters                   

 MSL method				                  

 Submission to PSMSL                     Yes
 PSMSL data holdings                     
 Other data banks			                  
 Additional information                  The information leveling is refered to the leveling of 1997. A new equipment has been installed in december 1997 in the Marmoles Harbour.


 Tide gauge benchmark description        SS-MFO. Located on the stilling well mouth. The Building is located in the Harbour of Marmoles.

 Frequency of levelling                  Not very often

 Tide gauge zero relative to EUVN        

 Tide gauge zero relative to             TGZ  under NMARRECIFE is 1.687 meters
 national levelling datum                

 Tide gauge zero relative to             SS-MFO over TGZ is 4.225 meters. SS-MFO over NMARRECIFE is 2.538 meters.  Punta Naos - harbour of Marmoles Line.
 tide gauge benchmark                    

 Auxiliary benchmark description         SS-ARQUETA: Altitude over NMARRECIFE is 2.644 meters .   NGU 997: Altitude over NMARRECIFE is 4.489 meters.

 Permanent GPS within 1 km               No
 EUREF code                              
 Campaign GPS                            

 Geological substrate                     Basaltic.The building has been construct over a rubble infill dam

 Gauge signal likely to                  No
 be affected by river
 outflow, density
 changes etc

 Any other information                   The information leveling is refered to the leveling of 1997. A new equipment has been installed in december 1997 in the Marmoles Harbour.