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G5 Coxon's Bridge

Active Physico-Chemical 21-04-2007 - 15-03-2024

Gellibrand River Estuary

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229 results found (Displaying 171 - 180)
ID Date Status Details
#12402 21 Sep 2018 Approved Notes:

AHD G6 1.95 @ 08:15

Windmill on bank blown over during previous gale force winds

Cape pond weed blooming prolifically in extensive remaining flood water around G5 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.0 6.8 10.40 0.10 9.63 86.9 0.31
2.4m 13.0 6.6 10.30 0.10 9.57 85.4 0.31
#12450 19 Oct 2018 Approved Notes:

AHD G6 2.55 @  08:45 - rising to 2.62 by 13:40

Water level rising quickly from rainfall in catchment & local heavy falls causing large amount of run off - very fast flow  ( 41 ml rain recorded @ G5 from 15-10-18)

Flats around G5 now have large areas of visible water cover
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 60.0 6.6 15.10 0.10 7.48 74.4 0.26
2.9m 60.0 6.6 15.10 0.10 7.39 73.3 0.27
#12536 16 Nov 2018 Approved Notes:

AHD G6 estimated to be 0.88  @ 08:40 - Board covered with silt

Drains & culverts have been cleaned out along OCR.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.0 6.8 15.10 0.10 7.96 79.1 0.28
1.4m 15.0 6.6 15.10 0.10 7.92 78.8 0.28
#13012 23 Nov 2018 Approved Notes:

IEC Site. Mouth Open

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.5 7.4 15.00 0.20 8.40 83.2 0.28
1.7m 12.5 7.2 15.60 0.20 8.43 83.8 0.28
#13013 21 Dec 2018 Approved Notes:

IEC Site. Mouth Open.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 13.9 6.8 18.10 0.10 7.18 76.1 0.28
1.4m 13.9 6.8 18.10 0.10 7.16 75.8 0.28
#13014 18 Jan 2019 Approved Notes:

IEC Site. Mouth Open

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 11.1 6.7 21.20 0.10 6.00 68.5 0.26
1.3m 11.1 6.6 21.20 0.10 5.77 65.0 0.26
#13015 15 Feb 2019 Approved Notes:

IEC Site. Mouth Closed.

Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 7.6 6.8 17.00 0.10 6.41 65.9 0.29
1.9m 7.6 6.7 16.80 0.10 6.17 63.7 0.29
#12702 15 Feb 2019 Pending Notes:

IEC Chlorophyll a collected

Rainfall 70mm in last week
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 17.00
2.0m 20.00
#12732 28 Feb 2019 Approved Notes:

AHD G6 1.40 @ 07:30      AHD G2 1.45 @ 10:30

Flow estimate difficult because of surface ripples

Water on all flats but difficult to see because of increase height of aquatic water vegetation
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.6 19.20 0.10 4.98 54.0 0.26
2.1m 9.0 6.6 19.20 0.10 4.73 50.9 0.26
#12750 6 Mar 2019 Approved Notes:

AHD G6 1.45 @10:30

9ml rain over night

Wind turbulence made flow estimate impossible
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.10 0.10 5.61 60.6 0.27
2.2m 19.10 0.10 5.31 57.3 0.26
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