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Cu1 Dorey Street floating pontoon

Active Physico-Chemical 11-12-2013 - 07-05-2024

Curdies River Estuary

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127 results found (Displaying 81 - 90)
ID Date Status Details
#13556 4 Feb 2020 Approved Notes:

We did not monitor the site at Curdie Vale because the monitoring site was under water



Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.6 17.20 4.30 8.14 87.2 7.80
2.5m 9.0 8.7 17.00 4.30 7.65 80.1 7.80
#13604 3 Mar 2020 Approved Notes:

Ph readings could not be taken because the Ph meter could not be calibrated.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 17.10 4.30 8.95 95.2 7.67
2.4m 9.0 17.20 4.30 8.57 91.3 7.66
#13719 2 Jun 2020 Approved Notes:

pH readings could not be taken because when we were calibrating the meter, the results fluctuated, and error message E3 and E$came up.

We had requested repair or replacement of ths meter some months ago. 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 11.00 28.40 8.74 94.1 44.21
2.0m 11.0 12.20 31.40 7.67 88.6 48.18
#13739 7 Jul 2020 Approved Notes:

The pH meter readings must be considered suspect.- data removed
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 33.0 7.4 10.70 4.60 9.02 83.4 8.31
1.5m 33.0 10.70 4.60 8.08 71.4 8.32
#13769 6 Aug 2020 Approved Notes:

The LaquaTwin pH meter failed calibration several tlmes..

Calibration results were: -

pH 7   12.4

pH 4   11.2 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 9.80 24.50 10.16 102.5 38.80
2.0m 9.0 11.90 33.30 7.89 89.3 50.80
#13780 1 Sep 2020 Approved







Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.2 11.50 24.70 8.40 89.2 37.22
1.7m 9.0 8.3 12.90 34.30 7.67 90.6 52.20
#13811 6 Oct 2020 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 35.0 6.6 12.50 3.80 9.15 91.2 6.80
1.7m 35.0 7.3 12.10 4.20 9.04 88.0 7.56
#13885 1 Dec 2020 Approved

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.1 17.90 27.30 8.13 101.0 42.20
1.9m 9.0 8.0 16.60 34.00 7.55 95.0 54.40
#13919 5 Jan 2021 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.6 16.20 26.80 7.43 89.8 41.74
2.0m 9.0 8.5 17.70 31.10 5.75 68.6 47.78
#13969 2 Feb 2021 Approved Notes:

The pH readings taken were considered high, so the meter was re-calibrated and new samples re-tested, with identical results
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 9.4 18.40 16.70 7.24 86.0 27.18
2.3m 9.0 9.5 18.30 16.80 6.64 80.3 27.37
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