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  4. L1 Bridge at Latrobe Creek Mouth as it enters the Gellibrand
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L1 Bridge at Latrobe Creek Mouth as it enters the Gellibrand

Active Physico-Chemical 15-06-2007 - 16-01-2026

Gellibrand River Estuary

242 results found (Displaying 1 - 25)
Date Status Details
16 Jan 2026 Pending Notes:

Hard to confirm water flow due to strong wind blowing surface upstream
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.7 18.60 3.20 8.65 92.9 5.14
2.5m 9.0 6.5 18.00 36.10 2.69 28.4 47.20
17 Dec 2025 Approved Notes:

Flowing in from Gellibrand
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 6.5 19.00 2.10 7.59 82.7 3.55
2.5m 13.0 6.6 16.90 29.70 5.69 58.8 38.70
21 Nov 2025 Approved Notes:

Rose Jackson CCMA attended with spare meter while ours was being serviced

Salinity calculation to be automated

Water flow not registered but from memory it might’ve been hard to tell 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 6.9 14.80 7.40 74.5 1.53
2.7m 24.0 7.1 15.20 4.72 47.3 3.63
15 Aug 2025 Approved Notes:

Debbie Ferrari sampler to be added pls
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.5 10.00 1.80 11.42 107.2 2.50
2.5m 9.0 6.8 12.50 32.80 7.94 79.0 38.20
18 Jul 2025 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 6.1 10.40 0.70 10.19 96.5 0.99
3.3m 12.0 5.5 11.80 22.30 8.32 81.3 26.50
20 Jun 2025 Approved Notes:

Debra Ferrari - sampler also
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 6.5 9.50 5.30 11.07 103.0 6.65
2.4m 10.0 6.8 13.60 35.00 7.67 78.1 50.00
16 May 2025 Approved Notes:

Meter used: HQ 40d (to be added above)

Kim Morton - sampler (to be added above)
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.0 14.60 2.90 7.18 74.9 4.09
3.5m 9.0 6.7 18.10 33.50 1.51 16.9 47.90
11 Apr 2025 Approved Notes:

Kim Morton & Nancy McLean - samplers
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.3 17.80 3.10 8.08 90.6 4.36
3.5m 9.0 7.4 19.70 32.70 0.25 2.9 46.70
4 Apr 2025 Approved Notes:

Debbie Ferrari - sampler also



Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 16.90 3.00 7.00 76.5 4.25
3.5m 9.0 6.7 20.00 33.50 1.26 14.7 47.90
21 Mar 2025 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.6 18.10 3.30 7.95 89.5 5.30
3.4m 9.0 7.5 20.50 35.10 5.14 60.8 48.60
7 Mar 2025 Approved Notes:

Debbie Ferrari - Sampler also

gp1_3
gp1_3
gp1_3
gp1_3
gp1_3
gp1_3
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 20.80 3.60 7.46 88.9 5.15
3.0m 9.0 6.9 20.20 34.40 10.37 121.9 49.10
11 Feb 2025 Approved Notes:

Debbie Ferrari - Sampler



Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.6 21.00 6.10 6.34 76.2 8.72
2.9m 9.0 6.5 18.90 34.00 4.51 51.8 48.60
21 Jan 2025 Approved Notes:

Debbie Ferrari also Sampler

 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.1 23.90 2.00 5.09 64.4 2.91
3.5m 9.0 6.9 19.00 34.40 0.06 0.6 49.10
20 Dec 2024 Approved Notes:

Sampler also Debbie Ferrari
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.3 21.80 5.70 6.75 82.5 8.10
2.8m 9.0 7.8 18.30 36.40 9.11 103.6 52.00
22 Nov 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.6 19.60 6.60 8.38 98.0 9.40
2.5m 9.0 7.2 17.00 37.30 9.30 102.5 53.30
11 Oct 2024 Approved Notes:

Debbie Ferrari sampler also

Flow slow to medium
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.5 13.20 3.20 9.64 97.4 4.54
2.4m 9.0 6.3 13.90 32.20 9.86 101.3 46.00
13 Sep 2024 Approved Notes:

Nancy Maclean also sampling

 

Bitterly cold, wind & rain
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 6.9 12.20 0.50 10.18 100.5 0.65
2.5m 10.0 6.5 11.90 4.20 8.67 84.9 6.06
30 Aug 2024 Approved Notes:

Kim Morton also sampling

Monitored this date due to current ocean storm surge / flooding

Hard to confirm flow due to strong winds
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.1 12.30 5.10 9.62 95.2 7.30
3.3m 9.0 5.9 13.40 36.90 9.88 100.5 52.70
16 Aug 2024 Approved

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.6 12.10 2.80 10.06 99.4 4.05
2.8m 9.0 7.3 12.80 29.50 8.11 81.3 42.20
12 Jul 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.0 10.30 2.30 11.14 106.6 3.24
2.7m 9.0 6.5 13.60 32.80 2.94 30.1 46.90
21 Jun 2024 Approved Notes:

Kim Morton sampler also
gp1_3
gp1_3
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 10.00 2.30 10.54 99.4 3.32
2.8m 9.0 6.9 14.30 34.70 4.02 41.5 49.50
17 May 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.4 13.00 4.30 9.16 91.9 6.19
2.8m 9.0 7.2 16.30 35.70 8.45 91.2 51.00
22 Apr 2024 Approved Notes:

Kim Morton attended.

In follow up to artificial opening
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 21.0 6.3 14.00 1.10 7.30 75.2 1.51
2.3m 21.0 6.0 14.30 4.70 0.63 6.6 6.73
19 Apr 2024 Approved Notes:

Estuary closed. High tide.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.3 15.70 1.20 6.10 66.0 1.77
3.7m 9.0 7.1 18.10 33.60 0.10 1.1 44.30
19 Apr 2024 Approved Notes:

pH meter wasn't working on the day.  Gellibrand River estuary was artificially opened later in the afternoon of the 19th of April 2024. 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 15.10 6.70 66.2 1.77
3.7m 9.0 18.00 0.24 3.0 43.98
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