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

L1 Bridge at Latrobe Creek Mouth as it enters the Gellibrand

Active Physico-Chemical 15-06-2007 - 16-02-2024

Gellibrand River Estuary

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216 results found (Displaying 1 - 100)
ID Date Status Details
#16039 16 Feb 2024 Pending
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 Pending 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 Pending
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 Pending 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
#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
#14069 16 Apr 2021 Approved Notes:

Strong surges evident with naked eye - surging upstrem 
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 Pending
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
#12864 19 Apr 2019 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.0 15.00 3.30 6.94 70.1 5.98
2.8m 9.0 7.5 16.70 34.10 2.77 35.2 51.80
#12810 2 Apr 2019 Approved Notes:

AHD G2 0.54  @ 14:00

GOR data sheet attached for comparison

Many small (5-15 cm ) fish moving downstream to ward main river channel
Lt1_20190402_IMG_0001.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.60 2.10 3.32 33.6 3.50
2.6m 14.70 5.80 0.03 0.3 10.29
#13682 22 Mar 2019 Approved Notes:

Sechi disk 0.95m
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 3.3 6.9 20.90 1.60 5.94 67.1 3.02
3.6m 3.3 7.4 19.40 27.90 0.41 5.3 43.34
#12780 22 Mar 2019 Approved Notes:

AHD G2 1.56     AHD  G6  1.52

Measurements made with YeoKal CCMA = more information on attached data sheet

Latrobe creek was monitored @ GOR site  = details on attached data sheet

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 6.9 20.90 1.60 5.94 67.1 3.02
3.6m 7.4 19.40 27.90 0.41 5.3 43.34
#12751 6 Mar 2019 Approved Notes:

G2 AHD 1.49

G.O.R.data sheet included
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.90 2.70 5.89 65.7 5.09
3.6m 20.20 28.20 0.05 0.7 43.67
#12731 28 Feb 2019 Approved Notes:

Air temp & wind change to west caused temp to start dropping from 33C. also  caused waves going down stream.

Also included as PDF data is sheet for G.O.R which indicates influence (or lack of it) from wetlands

 
Lt1_20190228_0002.pdf
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 22.50 2.10 6.27 73.6 3.89
3.5m 20.60 28.00 0.07 0.9 43.33
#12720 22 Feb 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.00 1.30 6.88 76.3 2.56
3.4m 20.90 28.00 0.92 12.2 43.43
#13683 15 Feb 2019 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 4.0 6.9 18.70 1.50 7.15 77.1 2.78
3.3m 4.0 7.2 21.50 29.40 3.77 50.7 45.43
#12654 18 Jan 2019 Approved Notes:

AHD G2 0.62
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 5.0 7.6 22.60 2.60 7.62 89.2 4.09
2.6m 5.0 7.0 18.60 31.30 6.03 78.0 48.06
#12634 10 Jan 2019 Approved Notes:

AHD G2 0.78 @ 11:50
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.00 3.50 6.78 74.8 6.41
2.9m 17.80 30.10 6.81 85.5 46.24
#12618 21 Dec 2018 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.4 7.3 18.10 1.20 7.62 81.2 2.58
2.5m 10.4 7.3 17.10 32.80 4.30 53.8 49.98
#12577 8 Dec 2018 Approved Notes:

AHD G2 0.54 @  11:30

Flow difficult because of wind problems
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.80 2.50 6.72 72.6 4.75
2.6m 16.30 31.00 5.94 73.0 47.60
#12531 16 Nov 2018 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 7.4 17.50 3.80 7.13 77.4 6.90
2.5m 13.0 7.6 15.90 32.00 6.28 80.3 48.90
#12527 11 Nov 2018 Approved Notes:

AHD  G2 1.54  @ 12:05

Mouth just opened
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 16.60 1.00 6.20 64.1 2.03
3.6m 14.90 26.70 3.48 40.5 41.58
#12404 21 Sep 2018 Approved Notes:

AHD 0.49

Problem with meter  ( error) -  batteries removed then returned after which it returned to normal functioning mode
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 7.3 11.30 0.40 8.90 81.8 0.84
2.7m 11.0 6.9 11.40 6.60 6.43 61.2 11.47
#12341 17 Aug 2018 Approved Notes:

AHD  G2 0.65
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 7.1 9.70 0.50 4.82 42.6 1.04
2.6m 30.0 7.2 9.60 0.50 4.19 37.2 1.04
#12281 21 Jul 2018 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 8.20 2.90 0.00 50.2 5.46
3.0m 9.0 6.8 8.20 2.90 5.73 49.3 5.42
#12192 22 Jun 2018 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 6.5 8.60 0.30 7.30 62.4 0.64
2.8m 24.0 7.1 8.60 1.90 6.98 60.4 3.61
#12099 18 May 2018 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.1 12.40 2.60 8.02 76.6 4.90
2.7m 9.0 7.4 15.00 29.70 6.21 0.0 45.78
#12047 14 May 2018 Approved Notes:

AHD G2 0.80 @ 16:25     G6  2.27 @ 17:16

From top to 2:00 m. flow going upstream but from 2:50 down flow is going fast downstream
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.20 2.70 6.98 66.1 5.06
3.0m 13.30 12.50 3.29 34.0 20.80
#12015 3 May 2018 Approved Notes:

AHD @ G2 0.48 @ 11:20    AHD G6   0.54  @ 09:25

Water level low, flow moving slowly both upstream & downstream. Water very dark & dirty. White deposit left on exposed veg. in Latrobe wetlands
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.40 8.50 7.25 73.2 14.30
2.4m 16.80 32.50 7.53 94.2 49.60
#11997 24 Apr 2018 Approved Notes:

AHD 0.12 @10:30

Turbidity plumes from upstream stopping about 20m. upstream from boardwalk bridge. Water dark yellow ochre colour 

At 11:15 flow was slowly going downstream but at 11:30 flow changed & went upstream

Very large schools of fish around bridge
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 35.0 6.9 16.30 7.60 1.95 20.5 12.79
2.3m 35.0 17.30 33.00 6.00 76.2 50.20
#11995 21 Apr 2018 Approved Notes:

AHD  G2 0.66 @ 08:30   -     0.54 @  12:40

Flow mainly downstream but some flow from main river channel entering on south side mixing currents around boardwalk bridge. Probe started drifting  downstream

'Slick' on water surface & large amount of dead veg. in flow

Very large schools of fish (10 cm.+) at surface around bridge
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.40 8.50 0.05 0.5 14.53
2.8m 15.40 8.50 0.03 0.3 14.65
#11969 13 Apr 2018 Approved Notes:

AHD G2 1.52

Flow affected by strong wind  = waves downstream

Turbidity very erratic

CCMA YEOKEL meter used
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 17.60 3.40 6.54 69.5 6.31
3.5m 18.30 32.50 3.93 51.1 49.65
#11951 10 Apr 2018 Approved Notes:

Wind driven waves entering from main river channel & going upstream Latrobe creek
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.40 2.30 6.19 68.3 4.38
3.5m 18.00 31.80 3.17 40.7 48.57
#11946 6 Apr 2018 Approved Notes:

 

AHD  1.47

Very slight movement upstream, possibly from wind?
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 18.30 2.90 5.57 60.2 5.37
3.5m 18.00 30.00 3.72 47.4 48.89
#11912 23 Mar 2018 Approved Notes:

Down stream flow difficult to tell because of wind effect

Depth of water in wetlands around mid boardwalk   .20m

Water surface covered by almost continuous  patches of Phragmities seed/pollen(?) in variable density

AHD G2 1.19
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.00 10.40 6.52 75.2 17.42
3.3m 17.70 32.50 7.67 97.9 49.61
#11897 16 Mar 2018 Approved Notes:

AHD G2 0.73 @  11:05

Very slow flow U/S

Oily slick at side of streamside veg. possibly dispersed by small wind driven waves mid channel
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.5 6.9 18.40 1.40 5.06 54.4 2.76
2.7m 11.5 7.3 18.00 26.40 3.46 42.7 41.34
#11888 14 Mar 2018 Approved Notes:

AHD  0.74 @16:05

Oily slick over water surface  moving only slightly

Aphids starting to cover Phragmities in wetlands
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.00 1.70 3.86 43.0 3.26
2.8m 17.60 26.10 3.87 47.3 40.69
#11876 11 Mar 2018 Approved Notes:

AHD G2 1.00 @ 12:25

Cold S/E wind -waves going upstream, but drift on probe indicated strong discharge into river

Water colour very dark & dirty with 'oily' slick on surface, some small fish being swept D/S by strong current
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 20.60 2.40 0.05 0.6 4.42
3.2m 20.60 2.50 0.06 0.4 5.03
#11861 5 Mar 2018 Approved Notes:

D.O. taken in wetlands midway between OCR & bridge  4.87 mg/L

Springs running strongly in areas west of Princetown
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.80 1.00 5.98 66.2 2.06
3.5m 19.60 28.00 0.05 0.6 42.75
#11833 28 Feb 2018 Approved Notes:

AHD  1.42

D.O. in wetlands S of boardwalk bridge 3.45mg/l  38.9 %

Wind gusts up to 7  (from west)
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 21.00 1.50 6.50 73.5 2.84
3.5m 19.80 28.30 0.04 0.5 43.80
#11828 21 Feb 2018 Approved Notes:

D.O. 2.83  mg/L  30.9  %  In wetlands  - mid boardwalk -many dragon flies in area

pH & turbidity not tested
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 21.30 1.50 6.84 77.9 2.92
3.4m 19.90 29.50 0.49 6.1 29.40
#11854 16 Feb 2018 Approved Notes:
  • CCMA YeoKal was used for this monitoring.  It can read turbidity (NTU) below 9.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 2.4 7.4 19.10 2.60 7.37 80.7 4.90
3.3m 2.4 7.1 20.30 30.90 2.05 27.3 47.50
#11778 9 Feb 2018 Approved Notes:

S wind driving waves up main river channel but some waves sweeping around & going up stream past GOR bridge.

Flood water over wetland below board walk to OCR.

Field notes include GOR bridge over Latrobe creek. showing lower D.O. in both top & bottom levels  5-54 - 0.02  mg/l

 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.0 23.00 1.40 6.04 70.9 2.64
3.2m 9.0 7.2 19.80 30.20 3.17 41.6 46.80
#11763 2 Feb 2018 Approved Notes:

AHD G2 1.11

Water just coming on to flats D/S G4, with water running through the dip in causeway. Water in drains U/S G4 but not on pasture. Springs running strongly along OOR

Chart used for NTU's. Bottom sample contained small black specs & very small pieces of algae.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.2 20.20 1.90 8.09 90.4 3.55
3.2m 9.0 7.2 19.20 31.20 2.45 31.9 47.74
#11741 21 Jan 2018 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.1 21.60 2.30 8.34 95.6 4.40
3.8m 9.0 18.70 31.90 0.42 5.4 48.75
#11708 7 Jan 2018 Approved Notes:

AHD 0.61  @10:25

Flow rate not possible to estimate because of wind driven waves

Large increase of algae on streamside veg
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.1 20.50 2.90 6.99 79.1 5.37
2.7m 9.0 18.30 32.80 2.82 36.5 49.94
#11682 27 Dec 2017 Approved Notes:

Problems with kayaks throughout monitoring -turbulence & probe caught & taken downstream
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 7.2 21.80 4.70 8.54 101.0 8.44
2.6m 10.0 18.00 33.70 6.05 78.4 51.20
#11660 15 Dec 2017 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.8 19.90 1.60 7.65 85.1 3.09
2.7m 9.0 15.90 31.50 3.82 47.1 48.28
#11659 17 Nov 2017 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 12.0 19.40 1.20 6.48 71.4 2.25
2.5m 11.0 15.60 30.20 3.70 45.7 46.44
#11524 20 Oct 2017 Approved Notes:

AHD G2 0.41 @10:35
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.0 7.1 15.70 0.20 7.54 76.2 0.40
2.5m 19.0 15.70 14.20 6.96 76.4 23.17
#11494 9 Oct 2017 Approved Notes:

G2 AHD 0.60

Strong cold W wind downstream- waves toward site
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.0 7.1 14.50 0.30 8.20 82.4 0.67
2.9m 15.0 14.10 21.70 7.11 79.1 34.56
#11465 22 Sep 2017 Approved Notes:

AHD 0.8 @ 12:18

Flow both U/S & D/S throughout monitoring
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 6.9 12.50 0.10 7.61 72.1 0.27
2.9m 24.0 11.90 0.10 7.95 69.8 0.28
#11450 17 Sep 2017 Approved Notes:

AHD 0.71

Strong NW wind 4

Only G2 & Lt1 were monitored because of upstream flooding & extremely fast flow
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.0 7.0 10.40 0.30 4.53 40.4 0.65
2.7m 60.0 10.20 0.30 4.42 39.5 0.65
#11420 1 Sep 2017 Approved Notes:

AHD 0.29

Strong cold N wind  4
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 17.0 6.8 9.20 0.20 9.58 83.4 0.47
2.4m 17.0 9.60 0.90 8.22 72.6 1.78
#11399 20 Aug 2017 Approved Notes:

AHD G2 0.80

No wind

Flow initially slow downstream but then started going back upstream with translucent 'skeins' across water surface visible. Flow about 5 min. later stopped then started to move slowly downstream for very short period then returned to upstream (possibly coincided with low tide)

Main river channel was flowing extremely fast
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.0 7.3 8.60 0.50 6.01 51.5 0.97
2.9m 60.0 8.30 0.50 5.79 49.2 0.97
#11359 21 Jul 2017 Approved Notes:

AHD 0.86

Only site with raised E.C./ppt
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 70.0 6.8 8.30 0.20 7.39 63.7 0.50
2.9m 70.0 8.00 1.10 6.07 51.7 2.19
#11262 16 Jun 2017 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.9 10.40 3.10 7.81 71.7 5.67
2.7m 9.0 13.80 28.80 6.35 74.3 44.54
#11245 1 Jun 2017 Approved Notes:

AHD G2 0.38

Large amount of dead veg. in flow.

Surface covered by large 'slick' moving upstream & downstream under the bridge as flow changed

During monitoring the flow was up stream from 0.10m to 2.00m. It then changed & went downstream at 2.50m  The change in movement was throughout the water column not dependent on depth.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 6.7 10.50 1.00 6.43 57.7 1.89
2.5m 12.0 10.70 2.30 2.96 27.0 4.34
#11182 20 May 2017 Pending
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.4 12.10 1.90 8.34 78.9 3.66
3.2m 9.0 15.20 29.60 4.31 48.8 45.66
#11107 22 Apr 2017 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.7 15.60 4.20 6.50 67.8 7.58
2.8m 9.0 16.60 32.10 5.18 64.4 49.02
#11089 16 Apr 2017 Approved Notes:

All readings over a wide range & constantly changing

Flow downstream
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.20 2.00 5.49 54.7 3.81
3.0m 16.20 30.20 7.40 90.6 46.42
#11087 15 Apr 2017 Approved Notes:

AHD G2 0.74

Wind W.2

Flow going up stream, changed to downstream for short period when many small fish with heads above surface were being swept downstream into faster flowing river current
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 6.6 14.20 1.90 4.18 40.2 3.63
3.0m 13.0 14.20 7.60 0.99 10.1 13.16
#11085 14 Apr 2017 Approved Notes:

AHD G2 1.50 @14:03    1.46 @ 15:02

Weighted rope used from 2.00 m down -  current to strong for probe. Weight & probe covered with decomposing veg. & silt when brought to surface.

Water appears to be very dirty but Turb. only 9

Fish trying to make their way upstream against current
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 17.00 5.80 3.86 41.4 10.03
3.5m 9.0 17.30 6.80 3.97 43.1 11.88
#11067 6 Apr 2017 Approved Notes:

AHD 1.47

Very large small fish in wetland areas, Algae on submerged vegetation

Very high Phosphorus readings at Fords access 05/04/17
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.9 18.30 4.50 6.54 71.4 8.05
3.5m 9.0 17.30 30.00 7.10 88.6 46.19
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