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 - 05-08-2019

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 03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Observation #12380 #12428 #12487 #12563 #12628 #12683 #12797 #12881 #13143 #13141 #13183 #13238

Observation summaries

Turbidity NTU

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 10.0 10.0 22.0 21.0 60.0 17.0 150.0 28.0 50.0 10.0 15.0 10.0
Bottom 10.0 17.0 22.0 32.0 60.0 27.0 35.0 10.0 17.0 10.0

pH

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 04-02-2019 04-03-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 8.8 7.9 8.4 8.0 8.0 7.5 7.7 8.2 7.7 8.0 8.0 8.8
Bottom 7.8 7.1 7.6 7.0 7.5 7.6 7.5 7.8 8.4 7.4

Ammonia mg/L

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

Enterococci orgs/100mL

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

Temperature ° C

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 9.70 19.50 19.00 24.00 19.80 15.60 14.60 11.90 11.10 10.70
Bottom 9.60 17.00 19.00 21.90 20.00 16.30 15.10 13.50 11.90 13.70

Salinity ppt

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 1.50 15.20 13.10 12.40 30.00 28.30 15.20 11.40 2.70 15.70
Bottom 1.50 30.50 27.60 22.70 28.20 31.00 30.70 24.60 26.20 17.50

D.O. mg/L

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 13.60 3.10 3.70 2.27 4.70 5.00 5.60 29.20 23.40 5.30
Bottom 12.00 2.20 3.80 3.15 4.60 5.50 4.60 19.00 14.00 5.50

D.O. % Sat

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 121.00 37.00 43.10 29.50 63.00 59.50 59.50 283.00 214.00 55.50
Bottom 108.00 27.00 48.40 41.30 60.00 66.50 55.60 209.00 149.00 54.00

Conductivity mS/cm

03-09-2018 01-10-2018 05-11-2018 03-12-2018 07-01-2019 01-04-2019 06-05-2019 04-06-2019 01-07-2019 05-08-2019
Top 2.87 24.80 21.80 20.60 46.00 43.80 25.00 18.40 4.90 25.50
Bottom 2.90 46.90 27.60 35.90 43.60 47.60 47.25 0.00 40.90 28.30
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