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Po2 Site two (Mouth of Powlett Road Bridge)

Active Physico-Chemical 13-03-2010 - 27-03-2024

Powlett River Estuary

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225 results found (Displaying 1 - 25)
ID Date Status Details
#16100 27 Mar 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 5.4 19.20 32.00 7.42 95.9 48.45
3.7m 5.4 17.80 32.30 5.43 68.5 49.21
#16004 8 Feb 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 6.9 7.9 20.10 30.70 4.66 60.8 47.05
3.3m 6.9 8.1 19.60 36.40 4.46 69.6 54.77
#15972 16 Jan 2024 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.2 24.20 24.90 6.90 95.2 39.15
3.0m 10.2 16.60 36.40 7.12 91.3 54.86
#15971 18 Dec 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 6.9 20.50 17.00 7.79 96.0 27.59
3.2m 6.9 17.90 36.10 6.52 85.6 54.35
#15858 16 Nov 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 8.5 8.2 18.10 20.90 10.91 130.7 33.31
3.5m 8.5 8.2 16.30 36.40 7.41 93.9 54.81
#15799 15 Sep 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 48.4 7.1 16.20 0.60 7.60 77.0 1.12
3.5m 48.4 8.1 14.30 29.70 7.20 84.1 45.76
#15727 31 Aug 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.7 7.7 11.90 1.40 7.92 73.8 2.65
3.5m 30.7 8.1 12.90 33.30 6.79 78.9 50.77
#15686 26 Jul 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 41.8 7.6 10.50 2.40 10.91 97.3 4.40
3.5m 41.8 8.1 12.50 36.10 8.04 92.7 54.61
#15574 14 Jun 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 49.4 7.1 10.80 1.60 10.05 91.9 3.00
4.0m 49.4 8.3 13.60 36.60 7.86 95.2 55.20
#15551 30 May 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 42.1 7.0 12.50 0.90 8.97 84.4 1.84
4.0m 42.1 7.9 14.40 35.00 3.56 43.1 52.93
#15483 19 Apr 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.5 8.3 17.00 35.30 8.07 102.6 53.34
4.0m 9.5 8.2 16.90 37.80 6.43 82.8 56.82
#15338 8 Mar 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 7.8 8.1 17.40 35.60 6.66 86.8 53.73
4.0m 7.8 8.3 17.20 40.00 5.99 79.7 59.60
#15304 21 Feb 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 4.3 8.0 21.50 34.30 6.99 95.4 51.99
3.5m 4.3 8.3 20.30 37.90 6.51 88.7 56.87
#15231 17 Jan 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 5.4 8.1 21.40 31.70 7.20 99.1 48.49
3.5m 5.4 8.3 18.50 37.10 6.09 83.7 55.72
#15117 10 Nov 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.5 7.1 23.20 3.30 6.95 82.9 6.11
4.0m 15.5 8.1 16.60 34.60 7.89 99.8 52.58
#15059 5 Oct 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.2 7.9 12.60 26.20 10.75 118.9 41.00
3.0m 12.2 8.2 12.70 35.90 10.15 119.3 54.27
#15031 19 Sep 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 193.2 7.2 12.20 0.40 9.28 86.5
3.5m 193.2 7.4 11.90 0.70 9.54 89.5
#14999 7 Sep 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 35.6 7.1 11.30 1.90 9.77 90.1 3.49
3.8m 35.6 8.3 12.00 33.90 7.70 88.3 51.58
#14971 24 Aug 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 80.7 7.1 10.00 0.30 7.27 64.5 0.52
4.0m 80.7 7.1 10.00 0.30 6.82 60.5 0.53
#14947 16 Aug 2022 Approved Notes:

After a peak of 8800ML/day of river flow at Foster/Powlett confluence, all salt/brackish water has been flushed out of the estuary. Water flowing very fast and is very turbid.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 187.2 7.0 11.00 0.20 7.19 65.1 0.33
4.7m 187.2 6.9 11.00 0.20 7.44 67.4 0.33
#14929 27 Jul 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 40.6 7.2 9.70 0.90 8.63 76.2 1.67
3.7m 40.6 8.0 11.90 31.90 6.86 77.4 48.81
#14883 13 Jul 2022 Approved Notes:

Lots of wind waves. Erratic readings at 1m depth, potentially indicating some wind mixing? 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 28.0 7.4 8.90 0.90 10.85 93.9 1.67
4.2m 28.0 8.1 12.70 34.20 5.60 65.2 52.00
#14855 23 Jun 2022 Approved Notes:

Depth meter faulty, will need to tape 0.5m increments 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 35.9 7.2 11.60 1.40 5.80 53.7 2.56
3.5m 35.9 8.1 13.50 33.70 4.66 55.0 51.31
#14745 14 Jun 2022 Approved Notes:

Horiba meter used. Estuary has been completely flushed out with freshwater following a peak of 1715 ML/day which occurred on June 9 and a secondary peak of 1400 ML/day which occurred on June 11.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 46.9 11.30 0.40 8.04 73.7 0.86
3.8m 46.9 11.30 0.50 7.52 68.8 0.93
#14729 10 Jun 2022 Approved Notes:

Water column still flowing strongly but not as fast as this morning
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.7 11.40 1.00 8.89 81.8 1.99
3.9m 60.7 11.50 2.00 7.69 71.4 3.82
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