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H1 Site one (Hopkins River Bridge)

19 April 2026

Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #17542
Date and Time Sunday 19th April 2026 13:00pm
Approved Approved

Notes

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.50 11.40 9.00 99.0 19.16
Previous 20.8 14.9 8.5 102.4 24.5
Median 17.7 12.40 9.13 100.20 20.6
0.5m 14.40 11.50 9.05 94.1 19.21
Previous 23.1 17.7 8.6 111.8 28.6
Median 17.3 12.30 9.13 100.00 20.5
1.0m 14.40 11.50 9.36 967.1 19.21
Previous 20.8 15.0 8.4 101.3 24.6
Median 16.7 21.00 8.50 96.70 33.4
1.5m 14.40 11.50 9.30 96.9 19.31
Previous 22.5 17.8 8.7 111.2 28.8
Median 16.6 21.00 8.50 96.60 33.4
2.0m 14.30 11.60 9.03 93.6 19.43
Previous 20.7 15.0 8.5 102.3 24.6
Median 16.1 27.00 7.77 89.90 42.1
2.5m 15.20 15.60 7.25 77.0 25.43
Previous 21.4 17.8 7.9 92.0 28.8
Median 16.1 27.10 7.77 89.90 42.2
3.0m 15.80 19.20 5.55 59.0 30.72
Previous 20.3 15.0 7.7 89.3 24.7
Median 16.0 30.40 6.60 78.70 46.8
3.5m 16.00 23.40 3.20 30.6 37.21
Previous 20.5 18.1 3.7 46.1 29.2
Median 15.9 30.40 6.53 78.30 46.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 8.3
Previous 0.1 9 9.1
Median 0.1 9 8.1
Bottom 3.6 9 7.8
Previous 4.3 13 9.2
Median 3.8 9 7.9

Other details

Max depth 3.70
Previous 4.40
Median 3.90
Flow estimate Slow

Observation Documents

Link Date File name Description

Download 		22-04-2026 11:01 20260419_H1.jpg

Preceding Observations

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