Estuary name Hopkins River Estuary
CMA Glenelg Hopkins CMA

The Hopkins River Estuary is a wave dominated, seasonally closed, salt wedge estuary. The estuary is approximately 9.5km long, covers an area of approximately 1.6 km2 and has a total volume of 3,100 ML. It is confined by a rock walled canyon for much of its length, and is formed in a drowned river valley. In geological terms, the current form of the Hopkins River estuary is relatively young, forming around 6,000 years ago.

Estuary Values
Estuary Threats
Data Site observations
Status Active
Monitor group Hopkins River EstuaryWatchers



Site details Options

H1 Site one (Hopkins River Bridge)

Active Physico-Chemical 01-01-2000 - 20-06-2020
Ocean side of bridge, between the 29th and 30th post (counting from the western side of bridge) infront of the fishing ruler.
Observations 117

H2 Site two (Riverboat Cruise Pontoon)

Active Physico-Chemical 11-07-2010 - 20-06-2020
Pontoon located on the ocean side of the Riverboat. This pontoon extends out into the river beyond the other pontoons.
Observations 116

H3 Site three (Mahoneys Road)

Active Physico-Chemical N/A - 20-06-2020
Fishing pontoon located on the oceanside of the boat ramp. Monitoring is conducted off the end of the pontoon.
Observations 118

H4 Site four (Jubilee Park)

Active Physico-Chemical 11-08-2010 - 20-06-2020
End of the floating pontoon located closest to the ocean, opposite the Hopkins River Caravan Park/ Jubilee Park.
Observations 114

HGB Hopkins River Water Level Gauge Board

Active Gauge Board
This sites water level monitoring gauge board is attached to the Simpson Street boat ramp.

HMC Hopkins River Mouth Condition Observation Site

Active Mouth Condition 29-05-2010 - 15-12-2017
Lookout on the western side of estuary mouth.
Observations 91

Hp1 Hopkins River Photopoint Site One

Active Photopoint 06-12-2012 - 09-02-2020
Small cleared area located on the western side of the river mouth.
Photos 186

Recent Events

No recent estuary events found
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Estuary Snapshots

The EstuaryWatch snapshots provide a summary of estuary condition on a particular day. For all EstuaryWatch Snapshots, photopoint photos and a longitudinal water quality profile from the estuary mouth  to the inland extent is displayed. Read more

Full estuary snapshots below use dates where samples at every active monitoring site were recorded. View full and partial snapshots

Winter 2020

Summer 2020

Spring 2019

Winter 2019

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