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  3. Gellibrand River Estuary
  4. G4 Bridge at Rivernook

Gellibrand River Estuary

Corangamite CMA

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G4 Bridge at Rivernook

Active Physico-Chemical Old Ocean Road, Princetown

Bridge at Rivernook
Access via Old Ocean Road. The first bridge over the river you come to.

Land Use

  • Other
  • Rural Grazing
Grazing area.
G4
Phys/Chem Monitoring Site Four.

Physical Chemical Tests

pH Top
Explain for me 21-04-2007 to 19-06-2026
Median
6.7pH units Latest
5.6pH units
pH Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
6.9pH units Latest
6.8pH units
Turbidity Top
Explain for me 21-04-2007 to 19-06-2026
Median
10NTU Latest
40NTU
Turbidity Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
10NTU Latest
11NTU
Water Temperature Top
Explain for me 21-04-2007 to 19-06-2026
Median
15.3° C Latest
12.2° C
Water Temperature Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
16.6° C Latest
12.2° C
Salinity Top
Explain for me 21-04-2007 to 19-06-2026
Median
0.300ppt Latest
0.200ppt
Salinity Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
26.000ppt Latest
0.200ppt
Dissolved Oxygen Top
Explain for me 21-04-2007 to 19-06-2026
Median
7.09mg/L Latest
8.10mg/L
Dissolved Oxygen Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
4.66mg/L Latest
7.99mg/L
Dissolved Oxygen Saturation Top
Explain for me 21-04-2007 to 19-06-2026
Median
71.70% Latest
76.30%
Dissolved Oxygen Saturation Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
52.95% Latest
75.30%
Conductivity Top
Explain for me 21-04-2007 to 19-06-2026
Median
0.504mS/cm Latest
0.329mS/cm
Conductivity Bottom
Explain for me 21-04-2007 to 19-06-2026
Median
37.000mS/cm Latest
0.329mS/cm

Water quality indicators for riverine and lagoon estuaries

(2021 to 2026) 63 observations Explain for me
Year
Surface water
Bottom water
pH lower pH upper Turbidity D.O. pH lower pH upper Turbidity D.O.
pH pH NTU % saturation pH pH NTU % saturation
25th percentile 75th percentile 75th percentile 25th percentile 25th percentile 75th percentile 75th percentile 25th percentile
2021 to 2026
6.45
Moderate
60 observations
7.05
Good
60 observations
18
Moderate
62 observations
72.4
Poor
62 observations
6.5
Moderate
57 observations
7.05
Good
57 observations
17
Poor
59 observations
44.8
Poor
63 observations
2026
5.7
Poor
7 observations
6.45
Good
7 observations
11
Moderate
7 observations
50.2
Very Poor
7 observations
5.35
Poor
6 observations
6.55
Good
6 observations
10
Good
6 observations
0.95
Very Poor
7 observations
2025
6.15
Moderate
12 observations
6.8
Good
12 observations
13
Moderate
12 observations
61.05
Poor
12 observations
6.15
Moderate
12 observations
6.75
Good
12 observations
18
Poor
12 observations
1.2
Very Poor
12 observations
2024
6.7
Moderate
14 observations
6.95
Good
14 observations
10
Good
14 observations
76.9
Moderate
14 observations
6.65
Moderate
14 observations
7.15
Good
14 observations
10.5
Moderate
14 observations
38.8
Poor
14 observations
2023
6.9
Moderate
12 observations
7.15
Good
12 observations
28.5
Poor
12 observations
87.5
Good
12 observations
7
Good
12 observations
7.15
Good
12 observations
28.5
Very Poor
12 observations
80.45
Good
12 observations
2022
6.55
Moderate
9 observations
7.05
Good
9 observations
25.5
Poor
10 observations
72.35
Poor
10 observations
6.8
Moderate
7 observations
7.15
Good
7 observations
22.5
Poor
8 observations
65.05
Good
11 observations
2021
6.5
Moderate
6 observations
6.8
Good
6 observations
15.5
Moderate
7 observations
71.45
Poor
7 observations
6.4
Moderate
6 observations
6.9
Good
6 observations
16.5
Poor
7 observations
57.7
Moderate
7 observations

View all observations
We acknowledge and respect Victorian Traditional Owners as the original custodians of Victoria’s land and waters, their unique ability to care for Country and deep spiritual connection to it.
We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.
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