Observation details

Overview

Estuary Powlett River Estuary
Site Site two (Mouth of Powlett Road Bridge)
Observation ID #4543
Date and Time Saturday 30th April 2011 17:30pm
Approved Approved

Notes

Calm autumn day after a few similar days. Slow inflow

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 16.10 1.30 5.95 61.0 2.58 Calm autumn day, slow inflow
Previous 13.7 5.7 8.7 85.0 10.5
Median 13.7 5.50 7.30 72.50 10.5
0.5m 16.20 1.50 5.95 61.2 2.82
Previous 19.0 25.0 5.9 72.5 40.0
Median 13.8 5.50 7.30 72.50 20.0
1.0m 16.20 6.70 3.87 40.3 7.72
Previous 17.8 34.3 3.5 44.6 52.0
Median 16.1 31.60 6.43 71.80 48.4
1.5m 16.00 30.80 4.27 52.4 47.70
Previous 19.0 32.3 5.8 76.6 49.3
Median 16.1 31.60 6.58 76.60 48.4
2.0m 16.50 32.00 3.35 44.5 48.93 Too dark to test any longer
Previous 17.5 34.7 4.9 64.7 52.6
Median 16.3 33.00 6.44 77.50 50.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 15 7.5
Previous 0.1 30 8.0
Median 0.1 20 7.5
Bottom 10 8.0
Previous 3.5 15 8.0
Median 4.0 10 8.0

Other details

Max depth 3.30
Previous 3.45
Median 3.80
Flow estimate N/A

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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