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  5. 27-02-2026

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T2 Blackgate Road Pedestrian Bridge

27 February 2026

Observation details

Overview

Estuary Thompson Creek Estuary
Site Blackgate Road Pedestrian Bridge
Observation ID #17468
Date and Time Friday 27th February 2026 16:10pm
Approved Approved

Notes

Met with EPA staff investigating reported fish deaths at this site. Dead fish observed near the bridge. EPA D.O. measurements were also in the vicinity of 200% saturation

Water Levels and Tides

Low tide time 13:35

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 23.80 29.50 42.10 D.O. Out of range - failed to stabilise, but readings of 200%+ observed
Previous 18.9 22.6 10.8 116.0 32.3
Median 16.1 34.80 8.44 88.80 45.5
0.4m 24.40 29.60 42.30 D.O. Out of range - failed to stabilise, but readings of 200%+ observed
Previous 18.3 18.5 8.4 91.2 26.4
Median 16.1 34.80 8.44 88.80 49.7

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 57 9.7
Previous 0.1 54 9.1
Median 0.1 10 8.1
Bottom 0.4 63 9.8
Previous 0.8 38 9.2
Median 0.5 9 8.2

Other details

Max depth 0.50
Previous 0.86
Median 0.55
Flow estimate N/A
Low tide time 13:35pm

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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