WaterWatch Portal

NC_COL090 Campaspe River Catchment

Coliban River Sub Catchment

Active Reach: 6_22 Coliban River

Physical Chemical Tests

Explain for me

Site Visits

Trend Line

Temperature - WATER

Explain for me 22-07-2019 to 16-09-2026

14.9 ° C
Median 9.3° C
Latest

pH

Explain for me 22-07-2019 to 16-09-2026

7.30 pH Units
Median 7.30pH Units
Latest

Electrical Conductivity

Explain for me 22-07-2019 to 16-09-2026

84.00 µS/cm
Median 79.00µS/cm
Latest

Reactive Phosphate (mg/L)

Explain for me 22-07-2019 to 16-09-2026

0.000 mg/L P
Median 0.000mg/L P
Latest

Turbidity - NTU

Explain for me 22-07-2019 to 16-09-2026

10 NTU
Median 9NTU
Latest

View all site visits

Water Quality Indicators for Central Foothills

(2021 to 2026) 61 visits Explain for me

	Dissolved Oxygen Saturation	pH Lower	pH Upper	Electrical Conductivity	Turbidity	Reactive Phosphorus
	%	pH Units	pH Units	µS/cm	NTU	mg/L P
	25th Percentile	25th Percentile	75th Percentile	75th Percentile	75th Percentile	75th Percentile
2021 to 2026	N/A 0 visits	Explain for me 7.00 Good 61 visits	Explain for me 7.40 Good 61 visits	Explain for me 92.00 Good 60 visits	Explain for me 17 Moderate 61 visits	Explain for me 0.010 Good 61 visits
2026	N/A 0 visits	Explain for me 7.00 Good 8 visits	Explain for me 7.50 Good 8 visits	Explain for me 102.00 Good 8 visits	Explain for me 20 Moderate 8 visits	Explain for me 0.000 Good 8 visits
2025	N/A 0 visits	Explain for me 6.85 Good 11 visits	Explain for me 7.25 Good 11 visits	Explain for me 97.00 Good 11 visits	Explain for me 20 Moderate 11 visits	Explain for me 0.010 Good 11 visits
2024	N/A 0 visits	Explain for me 7.10 Good 9 visits	Explain for me 7.45 Good 9 visits	Explain for me 88.50 Good 9 visits	Explain for me 16 Moderate 9 visits	Explain for me 0.005 Good 9 visits
2023	N/A 0 visits	Explain for me 7.20 Good 12 visits	Explain for me 7.50 Good 12 visits	Explain for me 88.00 Good 12 visits	Explain for me 14 Good 12 visits	Explain for me 0.000 Good 12 visits
2022	N/A 0 visits	Explain for me 6.85 Good 10 visits	Explain for me 7.25 Good 10 visits	Explain for me 85.00 Good 9 visits	Explain for me 11 Good 10 visits	N/A 10 visits
2021	N/A 0 visits	Explain for me 6.80 Moderate 11 visits	Explain for me 7.35 Good 11 visits	Explain for me 85.00 Good 11 visits	Explain for me 15 Moderate 11 visits	Explain for me 0.010 Good 11 visits

Diary entries

Eastern bank of site. Approx. 80mm rain during past week; about 500mm since start of June. About 900mm so far this year.

August 2026

View looking north. Approx. 80 mm rain during past week and approx. 500mm since start of June. About 900mm so far this year.

August 2026

View from old bridge looking north towards sampling site (sampling site adjacent to trees)

September 2025

Sampling site. Basalt rocks lower left, sample bottle lower right.

January 2025

Looking downstream to sampling site. Rushes are covering water in foreground. Sampling site is near start of shadow in photo centre.

January 2025

March 2024

Sample site looking downstream

August 2022

Coliban River at sample point; taken on western bank looking south-east.

August 2021

WaterWatch Data Portal

Coliban River, Enders bridge, Trentham Falls Road

NC_COL090 Campaspe River Catchment

Coliban River Sub Catchment

Physical Chemical Tests

Temperature - WATER

pH

Electrical Conductivity

Reactive Phosphate (mg/L)

Turbidity - NTU

Water Quality Indicators for Central Foothills

2021 to 2026

N/A

7.00

7.40

92.00

17

0.010

2026

N/A

7.00

7.50

102.00

20

0.000

2025

N/A

6.85

7.25

97.00

20

0.010

2024

N/A

7.10

7.45

88.50

16

0.005

2023

N/A

7.20

7.50

88.00

14

0.000

2022

N/A

6.85

7.25

85.00

11

N/A

2021

N/A

6.80

7.35

85.00

15

0.010

Diary entries

Eastern bank of site. Approx. 80mm rain during past week; about 500mm since start of June. About 900mm so far this year.

View looking north. Approx. 80 mm rain during past week and approx. 500mm since start of June. About 900mm so far this year.

View from old bridge looking north towards sampling site (sampling site adjacent to trees)

Sampling site. Basalt rocks lower left, sample bottle lower right.

Looking downstream to sampling site. Rushes are covering water in foreground. Sampling site is near start of shadow in photo centre.

Sample site looking downstream

Coliban River at sample point; taken on western bank looking south-east.

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