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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 161 - 170)
ID Date Status Details
#11597 17 Nov 2017 Approved Notes:

AHD @ G6 estimate as the board is covered with silt  0.90

pH not taken

Water level low. Water lying in drains & only in very low areas from G6-G5. Ducks,WH @ WN herons in large no's feeding there. Cape pond weed reduced to small water covered areas
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 18.20 0.10 6.67 70.5 0.28
1.4m 12.0 18.10 0.10 6.67 70.6 0.28
#11661 15 Dec 2017 Approved Notes:

AHD @ G6 is about 0.77 (08:12)    (estimate only as unfortunately the board has not yet been cleaned)

Water level low, large areas of Water ribbons exposed on both sides of the river channel

Fish activity in water noted
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 12.0 7.0 18.40 0.10 7.33 77.8 0.26
1.4m 12.0 18.40 0.10 7.05 75.2 0.26
#11729 21 Jan 2018 Approved Notes:

Air temp 19C. humidity high with damp fog

AHD G6     0.66 @ 07:55    

Site affected by E wind & waves going downstream  (Flow estimate difficult)

Algae increase on streamside veg.
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.8 20.60 0.10 5.57 65.2 2.53
1.3m 9.0 20.60 0.10 5.34 59.4 2.53
#11805 29 Jan 2018 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 19.2 6.8 24.70 0.10 5.98 71.9 0.29
1.7m 19.2 6.7 23.20 0.10 4.53 53.0 0.30
#11857 16 Feb 2018 Approved
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 4.0 6.8 17.90 0.10 6.30 66.5 0.28
2.0m 4.0 6.7 17.90 0.10 6.30 66.4 0.28
#11863 6 Mar 2018 Approved Notes:

 

 

 

 

AHD G6 1.43

 

 

 

 

Air temp. 17C.-18C        2ml rain over night  

 

 

 

 

Gate on G5 bridge locked

 

 

 

 

Difficult to estimate flow because of waves

 

 

 
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.6 17.30 0.10 5.46 57.9 0.25
2.2m 9.0 6.8 17.20 0.10 5.17 54.0 0.25
#11895 16 Mar 2018 Approved Notes:

AHD G6 0.65

Very slow flow D/S
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 6.1 7.2 16.90 0.10 6.37 65.8 0.28
1.4m 6.1 7.1 16.90 0.10 6.29 64.9 0.28
#11949 10 Apr 2018 Approved Notes:

AHD G6  1.45

Flood water on flats -mainly downstream G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 15.80 0.10 6.18 63.0 0.29
2.2m 15.40 0.20 5.84 58.3 0.31
#11967 13 Apr 2018 Approved Notes:

AHD G6   1.48 @  08:05

Turbidity & pH even throughout test

Water level rising- flats have large areas of water cover
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 4.1 6.7 15.70 0.20 7.29 73.3 0.35
2.4m 4.1 6.7 15.70 0.20 7.28 73.2 0.35
#12069 18 May 2018 Approved Notes:

AHD G6 1.19 @  08:00

Water visible mainly in all low areas from G5 - G6. Flats downstream G5 have partially drained but water cover is visible in low areas close to G5
Depth Turb NTU pH Temp ° C Salin ppt D.O. mg/L D.O. % sat EC mS/cm
0.1m 9.0 6.3 11.80 0.10 8.59 79.2 2.95
1.7m 9.0 6.3 11.70 0.10 8.37 77.0 2.95
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