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

Observation details

Overview

Estuary Painkalac Creek Estuary
Site Great Ocean Road Bridge at Aireys Inlet
Observation ID #17631
Date and Time Sunday 12th July 2026 09:30am
Approved Pending

Notes

Estuary open and draining as tide drop but some sea water could be getting in

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.30 33.50 5.67 53.4 47.80 EC not stabilising so estimate
Previous 13.8 4.5 9.6 93.1 6.4
Median 15.9 14.50 9.14 92.20 19.1
0.5m 12.10 37.30 10.75 102.0 53.30
Previous 13.7 7.5 9.2 88.5 10.2
Median 16.2 14.50 9.09 92.20 19.1
1.0m 12.20 37.70 10.97 104.0 53.80
Previous 13.5 4.7 9.8 94.6 6.6
Median 16.7 24.50 8.47 88.80 31.4
1.5m 12.20 37.80 11.06 105.0 54.00
Previous 13.3 7.7 9.9 94.5 10.4
Median 16.7 24.50 8.25 88.50 31.4
2.0m 12.20 37.80 11.07 105.0 54.00
Previous 13.4 5.3 9.2 88.5 7.3
Median 17.2 25.00 5.25 59.90 33.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.7
Previous 0.1 9 7.6
Median 0.1 9 7.4
Bottom 2.1 9 8.0
Previous 2.7 9 7.8
Median 2.4 9 7.7

Other details

Max depth 2.20
Previous 2.80
Median 2.50
Flow estimate Slow

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