Observation details

Overview

Estuary Barwon River Estuary
Site The Thunderbolt
Observation ID #7545
Date and Time Sunday 5th August 2012 11:00am
Approved Approved

Notes

1.Strong outflow
2.Some wind driven foam
3.Very strong NW wind
4.Fairly cloudless

Water Levels and Tides

Low tide time 07:30

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.75 2.32 10.40 95.9 3.32
Previous 8.3 1.1 10.4 87.1 1.6
Median 15.5 12.25 9.87 91.80 17.5
0.5m 10.35 2.38 10.57 95.8 3.40 unstable EC reading , estimate
Previous 11.2 3.7 8.1 73.7 5.3
Median 15.5 12.25 9.61 91.80 17.5
1.0m 10.25 2.38 10.64 96.1 3.40 unstable EC reading , estimate
Previous 8.3 1.1 10.4 87.7 1.6
Median 15.4 12.14 9.84 91.60 17.4
1.5m 10.25 2.37 10.62 95.9 3.39
Previous 11.2 3.7 8.1 73.5 5.3
Median 15.4 12.14 9.67 91.60 17.4
2.0m 10.25 2.38 10.63 95.9 3.40 unstable EC reading , estimate
Previous 8.3 1.2 10.4 87.0 1.7
Median 15.4 12.32 9.83 91.40 17.6
2.5m 10.25 2.38 10.65 96.1 3.40
Previous 11.1 3.7 8.1 73.4 5.3
Median 15.4 12.32 9.61 91.40 17.6
3.0m 10.25 2.38 10.64 95.9 3.40
Previous 8.3 1.1 10.3 86.6 1.6
Median 15.5 12.39 9.85 91.70 17.7
3.5m 10.25 2.38 10.64 95.9 3.40
Previous 11.1 3.7 8.1 73.3 5.3
Median 15.5 12.39 9.57 91.70 17.7
4.0m 10.25 2.36 10.62 95.9 3.37
Previous 8.3 1.2 10.4 86.9 1.7
Median 15.5 25.06 9.83 91.70 35.8
4.5m 10.25 2.36 10.60 958.0 3.37
Previous 15.5 26.7 5.8 58.2 38.1
Median 18.0 25.69 9.83 93.10 36.7
5.6m 10.60 11.81 10.07 91.5 16.87 meter reports EC unstable reading
Previous 12.7 4.9 10.0 92.7 7.0
Median 12.7 4.90 9.96 92.70 7.0

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 50 8.0
Previous 0.1 40 6.8
Median 0.1 80 8.3
Bottom 5.6 40 7.7
Previous 5.6 50 7.1
Median 4.5 60 7.8

Other details

Max depth 5.70
Previous 5.60
Median 4.60
Flow estimate N/A
Low tide time 07:30am

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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