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G2 Old Coach Road Bridge Princetown

21 October 2022

Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #15087
Date and Time Friday 21st October 2022 11:40am
Approved Approved

Notes

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 15.00 0.20 6.39 67.7 0.25
Previous 11.2 0.3 9.7 94.1 0.4
Median 13.9 1.80 7.95 79.80 3.0
0.5m 14.90 0.20 6.41 67.6 0.25
Previous 10.6 0.2 8.4 79.8 0.3
Median 14.6 2.10 7.95 79.80 3.5
1.0m 14.80 0.20 6.42 67.5 0.25
Previous 11.1 0.7 9.8 93.9 1.0
Median 15.2 2.40 7.94 81.30 4.8
1.5m 14.80 0.20 6.42 67.5 0.26
Previous 10.6 0.2 8.4 79.7 0.3
Median 16.4 2.60 7.94 81.30 9.1
2.0m 14.70 0.20 6.42 67.4 0.26 EC fluctuating
Previous 11.2 13.8 9.8 94.8 16.8
Median 16.0 19.10 7.83 80.00 35.8
2.5m 14.70 0.20 6.42 67.3 0.26
Previous 10.6 0.2 8.4 79.5 0.3
Median 16.3 28.90 7.83 80.00 43.9
3.0m 14.70 0.20 6.42 67.3 0.26
Previous 12.1 24.8 10.0 98.3 29.4
Median 15.5 28.30 7.38 79.20 44.8
3.5m 14.70 0.20 6.41 67.1 0.26
Previous 10.7 0.2 8.3 79.2 0.3
Median 16.4 30.20 7.38 79.20 45.8
3.7m 14.70 0.20 6.42 67.2 0.26
Previous 7.6 41.2 10.2 85.3 0.4
Median 16.4 30.20 6.73 78.90 45.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30 6.8
Previous 0.1 15 7.7
Median 0.1 12 7.0
Bottom 3.7 30 6.7
Previous 3.9 15 6.2
Median 3.9 21 7.0

Other details

Max depth 3.80
Previous 3.98
Median 4.00
Flow estimate Slow

Observation Documents

Link Date File name Description
Download 23-10-2022 18:20 G2_Old_Coach_Rd._Bridge_21st_Oct.2022_.pdf

Preceding Observations

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