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  4. 11-03-2019

G2 Old Coach Road Bridge Princetown

11 March 2019

Overview Notes Depth Profile Top-Bottom Documents 1 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #12783
Date and Time Monday 11th March 2019 11:45am
Approved Approved

Notes

AHD G2 1.56       AHD G6   1.52

Water only at side of road @ OOR flood markers & between GOR & camp ground Camp ground has some areas of visible water at SW end. Track to ocean car park has some deep areas of water in depressions

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 21.00 1.60 6.63 75.3 3.06
Previous 19.5 2.8 6.7 74.2 5.2
Median 17.8 2.20 6.85 70.50 4.2
0.5m 20.60 1.60 5.89 66.3 3.04
Previous 19.5 2.1 5.9 65.3 4.0
Median 17.8 2.20 6.97 70.50 4.2
1.0m 20.90 2.50 7.15 81.1 4.72
Previous 20.2 5.8 0.9 10.6 10.3
Median 17.9 5.80 6.87 65.80 11.1
1.5m 20.90 2.70 7.43 84.3 4.95
Previous 18.7 3.1 6.0 65.8 5.8
Median 17.9 6.20 7.00 69.10 11.4
2.0m 19.30 13.40 1.86 22.7 22.29
Previous 20.5 14.9 2.7 22.4 24.5
Median 17.3 24.70 5.95 64.20 39.0
2.5m 18.70 18.20 3.71 44.1 29.51
Previous 20.7 15.1 1.2 21.5 24.8
Median 17.3 25.30 6.32 66.90 39.6
3.0m 18.80 21.60 3.07 37.6 34.42
Previous 20.2 28.1 0.1 0.6 43.5
Median 17.6 29.30 4.16 51.30 45.3
3.5m 19.30 27.40 0.60 8.1 42.59
Previous 20.3 27.9 0.0 0.5 43.2
Median 17.6 29.50 4.29 55.00 45.3
4.0m 19.50 28.60 0.49 6.4 44.33
Previous 18.9 29.5 0.0 0.5 45.4
Median 17.9 30.50 1.98 25.30 46.9
4.5m 19.40 29.20 0.46 5.9 45.14
Previous 19.1 29.2 0.0 0.5 45.0
Median 17.8 30.50 1.98 25.30 46.9
4.8m 19.10 29.60 0.43 5.6 45.66
Previous 19.3 29.4 0.1 0.7 45.3
Median 17.8 31.80 2.13 26.20 48.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 3 7.0
Previous 0.1 9 6.8
Median 0.1 10 6.8
Bottom 4.8 2 7.7
Previous 4.9 30 7.1
Median 4.1 10 7.1

Other details

Max depth 4.93
Previous 4.97
Median 4.21
Flow estimate Pool

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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