Site details

Overview

Estuary Merricks Creek Estuary
CMA Melbourne Water
Type Physico-Chemical
Site code Me2
Site name Balnarring Bridge
Nearest road and town Ballnarring Beach Road, Ballnarring
Description Monitoring is conducted from the Balnarring Beach Road Bridge.
Site access Park at the Parks Victoria office and walk to the centre of the Balnarring Beach Road Bridge.
Land use
  • Native Bushland
  • Urban Residential
Land use description Township of Balnarring and Foreshore Reserve.
Status Active
Observation history 01-02-2016 - 04-03-2020

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 06-05-2019 04-06-2019 01-07-2019 05-08-2019 13-10-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Observation #13143 #13141 #13183 #13238 #13370 #13445 #13446 #13550 #13567 #13607

Observation summaries

Turbidity NTU

06-05-2019 04-06-2019 01-07-2019 05-08-2019 13-10-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 50.0 10.0 15.0 10.0 10.0 10.0 22.0 40.0 10.0 10.0
Bottom 35.0 10.0 17.0 10.0 10.0 29.0 50.0 10.0 10.0

pH

06-05-2019 04-06-2019 01-07-2019 05-08-2019 13-10-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 7.7 8.0 8.0 8.8 8.1 8.5 7.6 7.9 8.1 7.8
Bottom 7.5 7.8 8.4 7.4 8.4 7.5 7.5 7.9 7.6

Ammonia mg/L

06-05-2019 04-06-2019 01-07-2019 05-08-2019 13-10-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top
Bottom

Enterococci orgs/100mL

06-05-2019 04-06-2019 01-07-2019 05-08-2019 13-10-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top
Bottom

Temperature ° C

06-05-2019 04-06-2019 01-07-2019 05-08-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 14.60 11.90 11.10 10.70 14.40 15.70 18.40 22.60 21.10
Bottom 15.10 13.50 11.90 13.70 14.50 16.70 18.80 24.20 19.80

Salinity ppt

06-05-2019 04-06-2019 01-07-2019 05-08-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 15.20 11.40 2.70 15.70 1.10 32.00 30.80 14.90 14.20
Bottom 30.70 24.60 26.20 17.50 1.10 31.00 32.40 33.30 14.30

D.O. mg/L

06-05-2019 04-06-2019 01-07-2019 05-08-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 5.60 29.20 23.40 5.30 18.00 5.60 15.70 2.70 2.70
Bottom 4.60 19.00 14.00 5.50 18.80 7.00 0.00 2.10 1.90

D.O. % Sat

06-05-2019 04-06-2019 01-07-2019 05-08-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 59.50 283.00 214.00 55.50 177.00 68.00 199.00 33.60 30.50
Bottom 55.60 209.00 149.00 54.00 184.00 85.00 0.00 32.00 22.40

Conductivity mS/cm

06-05-2019 04-06-2019 01-07-2019 05-08-2019 11-11-2019 02-12-2019 06-01-2020 04-02-2020 04-03-2020
Top 25.00 18.40 4.90 25.50 2.14 48.80 47.20 24.40 23.40
Bottom 47.25 0.00 40.90 28.30 2.15 48.00 49.40 50.70 23.50
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