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 - 01-04-2019

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 04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019
Observation #12241 #12308 #12380 #12428 #12487 #12563 #12628 #12683 #12797 #12881

Observation summaries

Turbidity NTU

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019
Top 10.0 10.0 10.0 10.0 22.0 21.0 60.0 17.0 150.0 28.0
Bottom 10.0 10.0 10.0 17.0 22.0 32.0 60.0 27.0

pH

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019
Top 8.2 8.7 8.8 7.9 8.4 8.0 8.0 7.5 7.7 8.2
Bottom 7.3 7.7 7.8 7.1 7.6 7.0 7.5 7.6

Ammonia mg/L

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019
Top
Bottom

Enterococci orgs/100mL

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019
Top
Bottom

Temperature ° C

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019
Top 9.50 10.70 9.70 19.50 19.00 24.00 19.80 15.60
Bottom 14.70 12.40 9.60 17.00 19.00 21.90 20.00 16.30

Salinity ppt

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019
Top 2.10 2.10 1.50 15.20 13.10 12.40 30.00 28.30
Bottom 27.80 28.40 1.50 30.50 27.60 22.70 28.20 31.00

D.O. mg/L

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019
Top 12.94 4.77 13.60 3.10 3.70 2.27 4.70 5.00
Bottom 4.10 3.00 12.00 2.20 3.80 3.15 4.60 5.50

D.O. % Sat

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019
Top 112.50 42.50 121.00 37.00 43.10 29.50 63.00 59.50
Bottom 48.30 33.00 108.00 27.00 48.40 41.30 60.00 66.50

Conductivity mS/cm

04-07-2018 06-08-2018 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019
Top 3.75 3.80 2.87 24.80 21.80 20.60 46.00 43.80
Bottom 43.20 44.00 2.90 46.90 27.60 35.90 43.60 47.60
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