Site details

Overview

Estuary Barwon River Estuary
CMA Corangamite CMA
Type Physico-Chemical
Site code B1
Site name The Heads
Nearest road and town Jetty Road, Barwon Heads
Description Jetty adjacent to "At the Heads" restaurant
Site access Easily accessed via walkway
Land use
  • Recreational
Land use description This site is located adjacent to the "At The Heads Restaurant", the Barwon Heads Caravan Park, and the Barwon Heads foreshore area which is an open space area with patches of native vege.
Status Active
Observation history 09-11-2007 - 15-03-2023
Photo of B1
Photo of phys/chem site B1

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 07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Observation #14584 #14624 #14652 #14675 #14867 #14979 #14986 #15036 #15065 #15091 #15109 #15124 #15194 #15213 #15240 #15262 #15289 #15317 #15330 #15362

Observation summaries

Turbidity NTU

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 9.0 9.0 9.0 8.0 9.0 0.0 14.5 8.9 13.0 70.0 70.0 250.0 0.0 9.0 0.0 9.0 8.0 9.0 9.0 8.0
Bottom 9.0 9.0 9.0 8.0 9.0 0.0 13.5 8.9 9.0 70.0 45.0 200.0 0.0 9.0 0.0 9.0 8.0 9.0 9.0 8.0

pH

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 7.8 7.9 7.6 7.6 7.7 7.6 7.7 7.8 7.9 7.8 7.0 6.6 7.9 8.0 7.0 8.2 6.7 7.6 8.0 8.0
Bottom 7.8 8.0 7.6 7.9 7.9 7.8 7.7 7.6 7.7 7.4 7.3 6.9 8.1 7.8 7.2 8.2 6.6 7.4 8.0 8.0

Ammonia mg/L

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top
Bottom

Enterococci orgs/100mL

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top
Bottom

Temperature ° C

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 17.40 15.40 13.80 13.00 11.60 11.80 12.20 14.00 13.40 16.30 13.60 14.60 17.40 17.90 20.40 19.30 19.00 21.90 18.80 19.10
Bottom 17.30 15.60 14.10 13.10 11.60 11.60 12.00 13.40 13.10 16.20 13.50 14.50 17.20 17.80 20.50 19.30 19.10 21.70 18.70 19.00

Salinity ppt

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 37.20 37.00 35.10 36.40 36.10 27.90 19.90 32.60 32.80 0.60 7.00 0.50 37.00 36.80 38.20 37.80 37.70 37.90 37.50
Bottom 37.20 36.80 34.30 36.30 36.00 27.70 19.60 35.60 37.00 0.60 11.90 0.60 37.70 40.50 38.20 37.80 37.70 37.90 37.40

D.O. mg/L

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 8.19 7.98 8.94 9.64 10.20 9.36 9.11 9.84 10.53 4.12 8.01 5.33 9.41 8.49 8.93 9.03 8.60 7.38 9.50 7.78
Bottom 8.21 7.90 8.83 9.53 10.29 9.35 9.11 10.05 10.69 3.97 8.19 5.19 9.50 8.68 8.75 8.94 8.48 7.56 9.46 7.64

D.O. % Sat

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 85.20 80.10 86.70 91.60 95.20 86.90 85.20 96.00 101.30 42.20 77.00 52.80 99.40 92.20 99.30 100.70 93.40 102.30 102.70 84.90
Bottom 85.21 79.60 86.10 90.60 94.90 86.10 84.30 96.90 102.40 40.50 79.00 51.40 99.30 91.70 98.20 99.50 92.20 104.90 102.10 83.10

Conductivity mS/cm

07-04-2022 20-04-2022 05-05-2022 18-05-2022 07-07-2022 17-08-2022 01-09-2022 21-09-2022 06-10-2022 19-10-2022 03-11-2022 16-11-2022 21-12-2022 05-01-2023 18-01-2023 02-02-2023 15-02-2023 24-02-2023 02-03-2023 15-03-2023
Top 53.10 52.80 50.10 52.00 51.50 39.90 28.40 46.50 46.80 0.88 10.00 0.78 52.90 52.50 54.60 54.00 53.90 51.15 54.10 53.60
Bottom 53.20 52.60 49.00 51.90 51.40 39.60 28.00 50.80 52.90 0.89 17.00 0.80 53.90 57.80 54.50 54.00 53.80 51.78 54.10 53.50
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