Hopkins River Estuary

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161 results found (Displaying 1 - 25)
ID Date Status Details
#16056 15 Mar 2024 Approved Notes:

Assisted by Harriet

Very old pH strips used as sensor on pH meter failed

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.0 7.9 21.30 19.50 7.14 89.8 31.24
1.5m 15.0 8.0 21.00 19.60 6.61 82.8 31.45
#16018 16 Feb 2024 Approved Notes:

Assisted by Fiona, and Emily, Harriette and Teddy

 

Great results again, nice work!  J.Obst

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 7.0 23.60 20.10 8.05 105.0 32.28
1.0m 12.0 7.0 23.50 20.50 7.97 104.6 32.72
#15985 19 Jan 2024 Approved Notes:

Excellent results, great work!!  J.Obst.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.4 22.50 15.10 8.87 111.5 24.72
1.2m 9.0 8.3 21.50 18.40 8.41 104.9 29.55
#15919 15 Dec 2023 Approved Notes:

assisted by Fiona

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.5 8.1 21.30 19.90 7.87 100.3 31.77
1.3m 14.5 8.0 21.40 20.00 7.95 101.3 31.97
#15875 17 Nov 2023 Approved Notes:

Assisted by Fiona. Emily and Harriette

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.4 20.40 13.30 9.50 114.3 21.90
0.8m 9.0 8.5 20.20 13.70 9.80 117.5 22.70
#15815 20 Oct 2023 Approved Notes:

Very  high D.O. reading noted, thanks.  Will see how next month goes, but it looks like the calibration worked fine, so maybe a dense pocket of algal??  Happy to check the meter as well in November readings stay this high.  Thanks Jarred.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 24.0 8.2 23.40 7.00 16.54 204.0 12.33
0.7m 24.0 8.3 19.50 22.30 11.22 138.6 35.07
#15753 16 Sep 2023 Approved Notes:

Very windy and choppy

 

Assisted by Fiona, Emily and Harriette

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.0 8.9 16.30 18.40 11.38 129.2 29.62
1.0m 14.0 8.8 15.60 19.30 10.80 121.4 31.20
#15714 20 Aug 2023 Approved Notes:

DO would not calibrate today, Gilly assisted sampling

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.0 8.7 13.50 2.50 12.28 119.6 4.70
1.0m 19.0 8.0 13.30 3.10 9.31 86.3 5.70
#15708 14 Jul 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 30.0 8.0 11.20 1.50 10.90 100.2 2.94
1.2m 30.0 8.1 11.20 1.60 10.34 95.0 2.97
#15586 17 Jun 2023 Approved Notes:

Very windy

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 8.0 11.30 4.10 9.87 93.2 7.44
1.7m 12.0 7.4 13.80 26.00 1.55 17.6 39.91
#15545 20 May 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.0 8.4 12.90 8.10 11.82 117.5 13.99
1.3m 11.0 8.0 15.80 32.10 6.30 77.2 48.87
#15463 15 Apr 2023 Approved Notes:

Bottom pH and turbidity measures not available as Van Dorn sampler forgotten

Considerable water flow into river from nearby storm water drain after morning rains

 

Thanks, great results and observations.  Yes a very wet weekend!

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 7.7 17.50 29.90 8.12 103.1 45.87
1.0m 9.0 17.70 30.80 7.80 100.0 47.31
#15354 17 Mar 2023 Approved Notes:

Assisted by Sandro 

 

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.6 21.80 24.00 9.38 123.5 37.86
0.8m 9.0 8.6 21.00 29.10 8.34 111.2 44.92
#15300 17 Feb 2023 Approved Notes:

Assisted by Steve Selman

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.1 22.40 28.90 8.51 116.5 44.68
0.5m 9.0 8.2 22.40 29.10 8.43 115.0 44.94
#15252 20 Jan 2023 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.0 8.3 21.10 24.60 8.67 111.0 38.64
0.5m 15.0 8.2 20.60 26.00 8.58 110.5 40.60
#15175 14 Dec 2022 Approved Notes:

Jarred - I can't beleive turbidity readings are still this high only a few weeks out from Christmas!!  These results will be a very useful record for years to come!!

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 38.0 8.1 19.00 1.90 9.26 100.3 3.65
0.8m 38.0 8.0 18.90 1.90 9.01 97.5 3.66
#15144 18 Nov 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.0 7.8 17.30 0.60 9.17 96.8 1.20
1.0m 60.0 7.8 17.30 0.60 9.18 96.5 1.19
#15073 14 Oct 2022 Approved Notes:

No test at H2 as water over ramp leading to access point

Choppy water with southerly wind

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 82.0 8.1 14.60 0.60 9.01 88.1 1.10
2.0m 82.0 8.2 14.60 0.60 8.46 83.5 1.14
#15020 17 Sep 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 8.7 12.50 2.40 10.06 97.2 4.52
1.0m 12.0 8.3 13.30 20.80 4.62 49.5 28.50
#14964 20 Aug 2022 Approved Notes:

Assisted by Grant and Jarrod

 

Great data set as well, which aligns very well with H1 and H2 results - in that the top 1.5m is currently dominated by highly oxygenated and turbid freshwater (max depth here 1.2m).

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 26.0 8.8 12.20 1.80 10.14 94.8 3.40
1.2m 26.0 8.7 12.20 1.80 10.03 93.5 3.41
#14889 16 Jul 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 8.4 12.00 11.80 9.86 99.0 19.71
1.0m 9.0 8.4 13.70 25.00 8.56 96.8 39.32
#14755 18 Jun 2022 Approved Notes:

Assisted by Matisse

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 8.5 12.10 2.60 11.02 103.2 4.84
1.0m 10.0 8.3 12.80 10.20 8.71 86.3 19.90
#14702 21 May 2022 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 13.50 6.70 10.19 100.4 11.74
1.0m 9.0 8.2 14.40 10.60 9.33 95.0 15.14
#14669 23 Apr 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 10.0 8.3 16.50 7.90 9.50 100.2 13.62
1.0m 10.0 8.3 16.20 8.10 9.20 96.1 13.95
#14549 18 Mar 2022 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 14.0 8.1 22.70 12.50 6.84 84.8 20.89
1.0m 14.0 8.1 22.60 12.60 7.01 86.5 20.96
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