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CAUTION: This observation has not yet been reviewed by an EstuaryWatch coordinator.

Observation details

Overview

Estuary Anglesea River Estuary
Site Culvert on Coalmine Road
Observation ID #17703
Date and Time Wednesday 19th August 2026 10:49am
Approved Pending

Notes

Assisted by John Slykhuis

BW piping from well in Pony club was warm and steaming

Cloudy white area in NE corner on upstream side of culvert

Slow flow into estuary was visible

pH on North (upstream) side of culvert was 3.2

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.60 3.08 30.5 6.96
Previous 10.0 8.5 11.0 108.3 14.4
Median 16.2 8.40 8.48 94.70 19.0
0.5m 12.20 6.73 63.3 8.85
Previous 12.3 8.4 9.9 105.4 16.8
Median 16.8 8.40 8.44 94.40 19.0
1.0m 12.40 7.49 70.2 9.30 Deepest because of black sludge
Previous 10.1 11.2 6.8 65.5 14.6
Median 15.7 11.20 7.25 73.60 19.7

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 3.3
Previous 0.1 9 4.6
Median 0.1 9 4.1
Bottom 1.4 9 3.4
Previous 1.6 9 4.5
Median 1.1 9 4.6

Other details

Max depth 1.50
Previous 1.70
Median 1.30
Flow estimate Slow

Observation Documents

Link Date File name Description

Download
20-08-2026 12:21 20260820_111719.jpg

Preceding Observations

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