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  2. Hopkins River Estuary
  3. H1 Site one (Hopkins River Bridge)

H1 Site one (Hopkins River Bridge)

Overview Map Charts Observations 12 Downloads
Site details

Overview

Estuary Hopkins River Estuary
CMA Glenelg Hopkins CMA
Type Physico-Chemical
Site code H1
Site name Site one (Hopkins River Bridge)
Nearest road and town Hopkins Point Road, Warrnambool
Description Ocean side of bridge, between the 29th and 30th post (counting from the western side of bridge) infront of the fishing ruler.
Site access Park in the carpark located on the eastern side of the bridge.
Land use
  • Native Bushland
  • Recreational
  • Urban Residential
Land use description Coastal reserve on downstream side of bridge, and urban residential on upstream side of bridge.
Status Active
Observation history 01-01-2000 - 17-03-2023
Site One (Estuary Mouth)
Volunteers at site one.

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

View all observations
Date 23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Observation #14667 #14704 #14753 #14887 #14962 #15018 #15072 #15141 #15173 #15250 #15298 #15352

Observation summaries

Turbidity NTU

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 10.0 9.0 10.0 9.0 13.0 10.0 65.0 57.0 35.0 13.0 9.0 9.0
Bottom 9.0 9.0 9.0 9.0 9.0 9.0 32.0 14.0 9.0 9.0 9.0

pH

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 8.3 8.8 8.4 8.4 8.6 8.3 8.5 7.6 7.8 8.3 8.0 7.8
Bottom 7.8 7.9 7.9 8.4 8.0 8.6 8.5 7.8 8.2 8.0 8.0

Ammonia mg/L

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top
Bottom

Enterococci orgs/100mL

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top
Bottom

Temperature ° C

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 15.90 13.40 12.10 11.10 12.10 12.80 14.70 17.30 17.70 20.10 21.00 20.40
Bottom 16.10 15.30 13.70 13.40 13.20 13.30 14.80 17.20 15.90 17.00 20.20 18.30

Salinity ppt

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 8.20 6.90 3.10 9.50 2.00 8.50 0.80 0.60 2.50 18.60 32.20 36.80
Bottom 29.10 30.50 29.90 32.00 31.70 32.30 1.90 0.60 32.50 33.40 33.50 38.00

D.O. mg/L

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 9.67 10.53 11.21 10.87 10.58 8.70 8.86 9.34 9.29 9.11 7.16 7.10
Bottom 6.05 5.52 7.19 7.36 3.00 3.40 8.37 9.35 7.03 7.36 5.54 6.23

D.O. % Sat

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 101.00 103.40 104.90 105.50 98.60 87.30 87.60 98.20 98.50 112.00 96.40 97.20
Bottom 72.00 65.00 82.40 85.90 34.30 20.00 83.70 98.20 86.10 92.20 74.20 82.40

Conductivity mS/cm

23-04-2022 21-05-2022 18-06-2022 16-07-2022 20-08-2022 17-09-2022 14-10-2022 18-11-2022 14-12-2022 20-01-2023 17-02-2023 17-03-2023
Top 14.12 12.09 5.62 16.16 3.65 15.00 1.60 1.21 4.61 30.04 49.10 55.40
Bottom 44.91 46.95 46.04 49.01 48.63 49.46 3.14 1.21 49.80 50.80 51.00 57.00
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