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  5. 21-08-2024

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A5 Culvert on Coalmine Road

21 August 2024

Observation details

Overview

Estuary Anglesea River Estuary
Site Culvert on Coalmine Road
Observation ID #16383
Date and Time Wednesday 21st August 2024 10:11am
Approved Approved

Notes

> 300mm of sludge on bottom of riverbed.

Depth recorded is to top of sludge

Sludge is black and has a sulphurous smell

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.70 8.51 88.7 25.90
Previous 10.9 5.9 10.5 105.1 26.8
Median 17.0 7.10 8.68 100.80 17.9
0.5m 12.70 8.44 87.8 25.88
Previous 9.3 2.7 9.5 94.7 32.8
Median 17.0 7.50 8.60 100.60 17.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.4
Previous 0.1 14 7.6
Median 0.1 9 4.0
Bottom 0.6 9 7.4
Previous 1.1 13 7.3
Median 1.2 9 4.3

Other details

Max depth 0.70
Previous 1.20
Median 1.30
Flow estimate Pool

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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