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  4. 21-11-2008

G6 Great Ocean Road Bridge at Lower Gellibrand

21 November 2008

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #1416
Date and Time Friday 21st November 2008 13:25pm
Approved Approved

Notes

1.30 pm storm with 10ml of rain that lasted until 5.15am. The month prior to this only had 12ml of rain in total.
No turbidity recording due to inability to access - damp wet grass.
Flow rate at south Otway (Chappelvale) = 108.5 m/per day
Height - .706m

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.80 0.10 7.34 72.6 River very dark in colour
Previous 16.6 0.1 6.4 66.2
Median 13.6 0.10 7.30 68.50
0.5m 14.80 0.10 7.63 74.4
Previous 14.0 0.1 7.7 74.4
Median 13.6 0.10 7.42 68.60
1.0m 14.20 0.10 7.43 72.0
Previous 16.6 0.1 6.2 63.1
Median 13.6 0.10 7.44 68.70
1.5m 14.10 0.10 7.20 69.8
Previous 14.0 0.1 7.8 75.1
Median 13.6 0.10 7.45 68.80
2.0m 14.10 0.10 6.18 60.8
Previous 14.5 0.1 6.7 67.1
Median 12.2 0.10 7.95 73.30

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 20
Median 0.1 20
Bottom
Previous 2.3 40
Median 2.4 30

Other details

Max depth 2.20
Previous 2.00
Median 2.38
Flow estimate N/A

Observation Documents

No documents found for this observation

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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