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L1 Bridge at Latrobe Creek Mouth as it enters the Gellibrand

Active Physico-Chemical 15-06-2007 - 21-06-2024

Gellibrand River Estuary

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222 results found (Displaying 1 - 50)
ID Date Status Details
#16265 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
#16261 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
#16254 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
#16245 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
#16232 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
#16127 15 Mar 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.5 18.30 4.40 8.05 91.3 6.26
2.8m 9.0 7.5 19.10 32.70 4.51 52.0 46.70
#16039 16 Feb 2024 Approved
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 7.3 19.30 5.30 7.58 87.6 6.77
2.8m 9.0 7.9 18.40 36.20 0.79 9.0 51.70
#16035 19 Jan 2024 Approved Notes:

Very slow water flow
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.1 18.10 3.90 7.84 89.3 5.51
2.8m 9.0 7.1 17.40 33.10 9.37 104.1 47.30
#15953 22 Dec 2023 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 18.60 3.00 8.63 98.4 4.33
2.5m 9.0 6.9 16.90 33.10 5.52 60.6 47.30
#15868 17 Nov 2023 Approved Notes:

Sandi Stannard also monitoring
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 15.70 4.80 8.85 94.2 6.90
2.5m 9.0 8.0 15.90 36.60 9.95 107.0 52.30
#15819 20 Oct 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 7.0 15.10 1.10 8.81 94.7 1.52
2.6m 24.0 7.4 14.50 30.40 4.67 49.0 37.40
#15749 15 Sep 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 17.0 7.2 12.80 9.80 98.0
2.5m 17.0 6.9 12.80 1.80 8.62 86.4 2.59
#15723 25 Aug 2023 Approved Notes:

(Unable to monitor at G2 as no access to bridge site due to work on new replacement bridge)
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 7.0 11.50 0.30 9.56 93.0 0.40
2.8m 24.0 7.2 11.30 1.30 7.78 75.4 1.90
#15673 21 Jul 2023 Approved Notes:

EC not stabilizing at all levels
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 18.0 6.9 8.90 0.30 10.20 93.2 0.47
2.8m 18.0 7.5 8.80 1.60 9.89 90.1 2.35
#15587 16 Jun 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.0 7.0 11.00 0.30 9.14 88.0 0.42
2.9m 40.0 7.2 11.00 0.80 7.14 68.7 1.21
#15535 19 May 2023 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 11.30 0.60 10.03 96.9 0.91
2.9m 9.0 7.2 12.80 21.40 8.11 81.1 26.10
#15491 21 Apr 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 17.0 7.2 14.80 0.70 8.31 87.1 1.04
2.8m 17.0 6.8 16.10 34.90 3.58 38.5 43.90
#15380 24 Mar 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.5 17.50 2.00 8.24 91.8 3.29
2.5m 9.0 7.6 18.30 37.80 4.73 53.5 49.50
#15287 10 Feb 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 7.4 19.70 3.30 7.48 86.9 5.43
2.1m 13.0 7.9 17.30 39.40 9.02 100.8 50.20
#15257 21 Jan 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 7.6 19.30 2.80 7.58 87.8 4.58
2.5m 11.0 7.7 17.00 37.00 4.94 54.4 47.20
#15183 16 Dec 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 17.0 7.5 14.70 1.10 8.94 93.3 1.63
2.3m 17.0 7.4 14.30 1.90 8.00 82.9 2.70
#15088 21 Oct 2022 Approved Notes:

Roadworks (widening) have commenced at junction of Great Ocean Rd.+Old Coach Rd.
L1_Latrobe_Creek_Bridge_21st_Oct._2022_.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 27.0 6.9 15.30 0.20 6.45 68.8 0.33
2.6m 27.0 7.1 15.50 0.70 5.82 62.2 0.93
#15027 16 Sep 2022 Approved
L1_Latrobe_Creek_Bridge_16th_Sept._2022_.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 6.7 11.10 0.20 9.79 94.3 0.35
2.7m 13.0 6.9 11.80 21.90 10.06 98.2 26.10
#14959 19 Aug 2022 Approved Notes:

ED not stable at most depths.

Hach HQ40d meter used.

Rope with weights not needed. Flow in creek much slower than in river.

 

Water is brown.

 

Windy, but frogs are calling.

Many swallows.
L1_19th_Aug._2022_.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 50.0 6.7 11.00 8.29 79.7 0.48
2.8m 50.0 6.9 11.30 7.49 72.3 1.53
#14910 22 Jul 2022 Approved Notes:

Sandbanks exposed in lagoon
L1_22_July_2022_.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 27.0 8.10 10.26 86.9 0.44
2.3m 27.0 6.00 10.44 84.6 2.08
#14694 19 May 2022 Approved
L1_19th_may_2022_.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.6 12.50 8.81 86.3 9.71
3.4m 9.0 8.2 15.10 8.05 97.4 49.08
#14633 22 Apr 2022 Approved Notes:

EC erratic

Algae evident at river edges
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.3 14.20 6.48 65.5 9.75
3.0m 9.0 7.7 16.40 7.77 97.5 51.31
#14564 18 Mar 2022 Approved Notes:

Strong cold SE wind. Surface waves++

AHD 0.27 at 11:00
L1_18th_March_20022_.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.7 19.10 6.68 72.8 2.93
2.3m 9.0 6.6 17.90 6.54 81.6 43.65
#16257 18 Feb 2022 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 19.10 8.10 8.53 96.2 12.43
3.0m 9.0 8.0 17.20 37.70 7.96 99.9 48.19
#14422 17 Dec 2021 Approved
L1.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 7.4 19.20 8.18 88.9 1.18
2.5m 10.0 7.7 15.90 4.32 52.4 45.91
#14364 19 Nov 2021 Approved

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 6.9 13.90 8.33 80.9 0.29
2.5m 24.0 7.2 14.90 7.66 76.2 1.53
#14291 17 Sep 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.0 10.80 9.37 84.8 0.64
2.5m 14.0 11.00 7.99 72.7 1.38
#14262 20 Aug 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.0 11.00 8.83 80.3 0.38
2.8m 15.0 11.30 8.10 74.2 1.55
#14176 18 Jun 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 6.3 10.50 7.89 70.7 0.34
2.8m 13.0 6.3 10.40 7.84 70.1 0.35
#14140 21 May 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.0 7.0 11.50 8.84 81.3 0.66
2.6m 15.0 7.2 11.20 7.34 67.9 4.04
#14067 16 Apr 2021 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 13.90 8.08 81.0 9.42
1.9m 9.0 7.5 15.60 7.31 86.0 39.35
#14035 26 Mar 2021 Approved

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 19.10 4.69 53.6 17.11
3.5m 9.0 6.8 17.50 7.20 91.0 48.73
#13645 20 Mar 2020 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.1 17.70 1.90 5.89 62.7 3.53
3.5m 9.0 6.9 17.60 27.50 0.05 0.7 42.84
#13613 12 Mar 2020 Approved Notes:

AHD 1.36

Water from Lt1 channel completely across wetland to OCR embankment               

Water at edge of OOR near flood markers

GOR data sheet included
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.00 2.10 7.32 81.7 3.98
3.5m 17.50 28.50 0.21 2.6 44.01
#13581 21 Feb 2020 Approved Notes:

Phosphorus  0.030 top sample

Phosphorus  0.14 bottom sample

Sediment / visible particles in bottom sample
GOR_Lt1_comparison_1_0005.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.1 18.60 2.70 6.64 72.0 5.00
2.5m 9.0 6.9 17.30 29.00 2.71 33.8 44.78
#13509 17 Jan 2020 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 17.60 5.60 7.36 79.8 9.96
2.5m 9.0 7.9 16.90 31.40 5.18 66.1 48.11
#13460 20 Dec 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.0 6.4 18.80 1.10 8.17 0.0 2.19
2.5m 19.0 7.1 15.90 31.40 5.01 61.5 48.16
#13430 22 Nov 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 21.0 6.9 16.70 0.20 8.25 86.5 0.47
2.5m 21.0 6.9 16.00 0.60 7.19 80.2 1.24
#13371 18 Oct 2019 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 13.90 4.40 6.83 77.1 7.85
2.5m 9.0 8.0 13.80 29.80 7.13 83.5 46.03
#13573 18 Oct 2019 Approved Notes:

Extremely brisk cool NW wind.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.6 13.90 4.40 6.83 77.1 7.85
2.5m 9.0 8.0 13.80 29.80 7.13 83.5 46.03
#13332 20 Sep 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.0 7.1 11.30 0.00 9.95 91.2 0.38
2.5m 14.0 7.5 12.30 1.00 8.52 80.1 2.02
#13297 31 Aug 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 25.0 7.0 9.70 0.20 9.66 85.9 0.43
2.5m 25.0 7.4 9.70 0.60 8.83 78.4 1.10
#13202 19 Jul 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 6.8 9.90 0.70 5.24 56.5 0.14
2.6m 30.0 9.90 0.70 5.08 45.0 0.14
#13160 21 Jun 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 6.9 9.10 0.70 9.12 79.4 1.34
2.1m 11.0 8.40 2.00 7.65 66.0 3.37
#13076 17 May 2019 Approved Notes:

Low water level Phragmities exposed stalks salt encrusted

Reactive Phos. 0.06
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.0 12.70 0.90 7.68 72.7 1.74
2.8m 9.0 7.3 15.70 33.80 0.84 10.3 51.40
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