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Observation details


Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #13243
Date and Time Sunday 11th August 2019 11:25am
Approved Pending


AHD G6 2.50  @ 10:53

Dark discharge out to east along foreshore. Waves occasionally going very high up on beach. Very strong longshore drift going over top of outflow & impacting on cliff face. Wind gusts of over 7+ carrying sand off the beach into channel & lagoon. Wind much stronger along beach but more sheltered from SW  near cliff

51 ml rainfall recorded @ G6 from 07-08-19 to 11-08-19

Mouth Observation

Mouth state Open
Previous O O O O O O O C O O O O C O O O O O O C C C C C C C C O O O C C C C C O P C C C O O O O O O O O O C O O O O O O O O O O
Flow Present? Yes
Previous Y Y Y Y Y Y Y N Y Y Y Y N Y Y Y Y Y Y N N N N N N N N Y Y Y N N N N N Y N N N N Y Y Y Y Y Y Y Y Y N Y Y Y Y Y Y Y Y Y Y
Flow Direction Out
Previous O O O O O O O N O O O O N O O O O O I N N N N N N N N O O O N N N N N I N N N N O O O O I O I I I N O I O O O O O I O O
Above Sea Above Estuary
Berm Height (m)
Berm Length (m)

Physical Condition

Current Mode
Wind Direction South-East
Beaufort Scale Strong breeze
Sea State Very Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 1.02m 1.02m
Time (hh:mm) 11:50 12:35
Tidal influence Yes
Tidal Range Time Height
High 15:48 0.970
Low 10:09 0.540

Observation Documents

Link Date File name Description

11-08-2019 14:45 Gp1_201890810_wave_entering_from_long_shore_drift_0548.JPG
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