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  4. 17-10-2009

G2 Old Coach Road Bridge Princetown

17 October 2009

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #2662
Date and Time Saturday 17th October 2009 11:20am
Approved Approved

Notes

1.AHD 0.48
2.Water extremely dirty -high turbity recorded.
Turbidity extends from beyond G6 to G2.
3.53ml rain recorded at G6 from 12.10.09 -15.10.09
4.Wind blown waves reaching bridge(G2)

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.60 0.20 6.94 66.5
Previous 11.5 0.6 10.4 96.1
Median 15.9 3.20 6.61 70.10
0.5m 12.40 0.20 7.04 65.9
Previous 12.3 0.2 7.6 70.8
Median 16.0 3.30 6.61 70.10
1.0m 12.20 0.20 7.10 66.7
Previous 11.5 0.9 10.0 92.9
Median 16.7 11.20 6.40 70.20
1.5m 12.20 0.20 7.11 66.5
Previous 12.3 0.2 7.7 71.0
Median 16.9 13.70 6.40 70.20
2.0m 12.30 0.30 7.11 66.5
Previous 12.8 27.1 6.9 77.5
Median 16.7 28.80 5.75 66.80
2.5m 12.30 0.30 7.01 65.3
Previous 12.3 0.2 7.5 70.2
Median 16.8 28.80 5.75 66.80
3.0m 12.30 0.30 6.95 65.1
Previous 12.2 0.2 7.4 69.5
Median 16.8 31.20 4.92 54.00
3.1m 12.30 0.30 6.93 65.4
Previous 17.8 30.2 2.8 34.0
Median 16.8 31.20 4.70 51.10

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 80
Previous 0.1 20
Median 0.1 20
Bottom 2.5 100
Previous 1.5 30
Median 3.3 20

Other details

Max depth 3.22
Previous 2.99
Median 3.47
Flow estimate Fast

Observation Documents

No documents found for this observation

Preceding Observations

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