Site details

Overview

Estuary Barwon River Estuary
CMA Corangamite CMA
Type Physico-Chemical
Site code B4
Site name The Thunderbolt
Nearest road and town Peers Crescent, Ocean Grove
Description The thunderbolt is a deep section of water that links Lake Connewarre and the Barwon River Estuary.
Site access Via boat from the Ocean Grove boat ramp.
Land use
  • Native Bushland
  • Rural Horticultural
Land use description This site is surrounded by intact riparian vegetation that seperates the estuary from adjacent farm land.
Status Active
Observation history 09-11-2007 - 03-01-2019
Photo of Thunderbolt Phys/chem site
Phys/chem monitoring site

Map

Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
Turbidity tubes do not measure below 9 NTU; Chart values of 9 should be interpreted as < 9 NTU

Observations

Date 06-06-2018 01-11-2018 03-01-2019
Observation #12123 #12481 #12619

Observation summaries

Turbidity NTU

06-06-2018 01-11-2018 03-01-2019
Top 0.0 22.0 9.0
Bottom 0.0 10.0 9.0

pH

06-06-2018 01-11-2018 03-01-2019
Top 7.7 8.1 7.8
Bottom 7.9 7.8 8.0

Temperature ° C

06-06-2018 01-11-2018 03-01-2019
Top 12.30 20.10 23.90
Bottom 11.50 16.80 23.40

Salinity ppt

06-06-2018 01-11-2018 03-01-2019
Top 33.20 23.30 26.70
Bottom 33.30 34.90 27.90

D.O. mg/L

06-06-2018 01-11-2018 03-01-2019
Top 10.20 9.77 8.75
Bottom 9.94 8.22 8.29

D.O. % Sat

06-06-2018 01-11-2018 03-01-2019
Top 94.00 108.20 104.80
Bottom 90.40 85.60 98.50

Conductivity mS/cm

06-06-2018 01-11-2018 03-01-2019
Top 47.40 33.30 38.20
Bottom 47.60 49.80 39.80
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