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Catchments
Lake Colac Catchment
CO_MRY010
Site visits
20-11-2011
Murray St drain Colac
Corangamite
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CO_MRY010 Lake Colac Catchment
Sunday 20th November 2011 10:00am
Approved
Notes
Physical Chemical Tests
Dissolved Oxygen % Saturation
80
%
Dissolved Oxygen mg/L
7.9
mg/L
Electrical Conductivity
2000
µS/cm
pH
7.5
pH Units
Reactive Phosphate (mg/L)
0.02
mg/L P
Temperature - AIR
17
° C
Temperature - WATER
15
° C
Turbidity - NTU
20
NTU
Water Conditions
Weather
Cloudy
Last rainfall
During the last 24 hours
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Milky
Stream depth
Stream width
2m - 5m
Hazards
Litter/Pollutants
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
Loading chart
Test 1
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - FTU
Turbidity - NTU
Test 2
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - FTU
Turbidity - NTU
Mininum standard
Any level
Level 1
Level 2
Level 3
Level 4
Start date
First data:
End date
Last data:
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01-06-2011
20-11-2011
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