Observation details

Overview

Estuary Barwon River Estuary
Site The Heads
Observation ID #14307
Date and Time Thursday 7th October 2021 09:15am
Approved Approved

Notes

Water very brown. Lots of heavy rain in the otways recently

Water Levels and Tides

Low tide time 06:52

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 15.70 2.50 7.84 79.3 3.63
Previous 12.8 39.3 11.5 108.1 56.2
Median 13.7 38.50 9.83 93.10 55.0
0.5m 15.70 2.50 7.79 78.8 3.57
Previous 12.3 38.8 11.4 106.0 55.5
Median 14.5 38.50 9.83 93.10 55.0
1.0m 15.70 2.40 7.76 78.6 3.48 EC estimated. Reading did not stabilise
Previous 12.8 39.3 11.5 107.9 56.2
Median 13.7 38.50 9.81 92.80 55.0
1.5m 15.70 2.40 7.74 78.5 3.47
Previous 12.4 39.1 11.3 105.9 55.8
Median 14.5 38.50 9.81 92.80 55.0
2.0m 15.70 2.40 7.73 78.5 3.41
Previous 12.8 39.3 11.5 107.7 56.2
Median 13.7 39.10 11.32 105.90 55.8
2.5m 15.70 2.40 7.73 78.5 3.36
Previous 12.4 39.1 11.3 105.9 55.8
Median 13.7 38.50 9.79 95.80 55.0
3.0m 15.70 2.30 7.73 78.4 3.30
Previous 12.8 39.3 11.4 107.5 56.2
Median 12.8 39.30 11.45 107.50 56.2
3.3m 15.70 2.30 7.71 78.4 3.29
Previous
Median

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 110 6.9
Previous 0.1 9 7.2
Median 0.1 9 7.5
Bottom 3.3 120 7.0
Previous 3.4 9 7.8
Median 2.4 9 7.8

Other details

Max depth 3.40
Previous 3.50
Median 2.50
Flow estimate Medium
Low tide time 06:52am

Observation Documents

Link Date File name Description

Preceding Observations

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