EstuaryWatch Data Portal
Overview
Estuary | Balcombe Creek Estuary |
---|---|
Site | Augusta Street |
Observation ID | #12224 |
Date and Time | Wednesday 27th June 2018 10:00am |
Approved | Approved |
Notes
I have had another look at the dissolved oxygen DO results for 27/6 as we were concerned about the very high readings. I went back to Augusta Street bridge the next day and took another reading which was considerably lower. Unfortunately I didn’t retest the other sites. I now believe that the meter was incorrectly calibrated so I think we should include a note to that effect on the data sheets. On re-reading the calibration data I didn’t allow enough time for the DO reading to stabilise.
I will allow more time for future calibrations. Jan Jones
Depth Profiling
Depth m | Temperature °C | Salinity ppt | D.O. mg/L | D.O. % sat | EC mS/cm | Notes | |
---|---|---|---|---|---|---|---|
0.1m | 9.00 | 1.70 | 25.80 | 226.2 | 3.19 | Water level low. No discernible hydrogen sulphide odour. See notes re DO reading | |
Previous | 16.1 | 33.8 | 6.5 | 34.6 | 52.4 | ||
Median | 18.4 | 27.80 | 3.90 | 46.80 | 43.3 | ||
0.5m | 11.60 | 33.70 | 11.34 | 128.9 | 51.40 | Water level low. No discernible hydrogen sulphide odour. See notes re DO reading | |
Previous | 18.4 | 25.6 | 4.1 | 53.5 | 40.0 | ||
Median | 18.4 | 25.60 | 3.51 | 46.80 | 40.0 |
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