Notice to Mariners No 40 of 2025

Thursday, 19 June 2025

HARBORS AND NAVIGATION ACT 1993

Notice to Mariners No. 40 of 2025

SOUTH AUSTRALIA – SPENCER GULF – PORT DAVIS – NEW NAVIGATION BEACONS

Mariners are advised that existing navigation beacons marking the entrance channel to Port Davis (Jarrold Point) have been upgraded, removed or relocated. Positions of all beacons (in GDA2020 coordinates) in this area are provided in the table below.

Beacon No	Type	Latitude	Longitude	Light Characteristics & Range
1	Entrance Starboard	33° 15’ 53.96” S	137° 46’ 26.53” E	QW 2 nm
3	Starboard	33° 15’ 53.78” S	137° 46’ 34.93” E	Unlit
5	Starboard	33° 15’ 51.31” S	137° 46’ 45.78” E	Unlit
7	Starboard	33° 15’ 50.45” S	137° 47’ 06.08” E	Unlit
9	Starboard	33° 15’ 40.28” S	137° 47’ 27.05” E	Unlit
11	Starboard	33° 15’ 33.42” S	137° 47’ 39.43” E	Unlit
13	Starboard	33° 15’ 26.14” S	137° 47’ 59.32” E	Unlit
15	Starboard	33° 15’ 18.68” S	137° 48’ 14.58” E	Unlit
17	Starboard	33° 15’ 12.23” S	137° 48’ 35.42” E	Unlit
19	Starboard	33° 15’ 05.72” S	137° 48’ 48.19” E	Unlit
21	Starboard	33° 14’ 57.71” S	137° 49’ 08.56” E	Unlit

Mariners are advised to navigate with caution in the area.

Charts affected: AUS485, AUS778, AUS4060, AUS4709

ENC AU160120, AU240130, AU434137

GORDON PANTON

Manager Marine Safety and Compliance

Department for Infrastructure and Transport

19 June 2025

2017/02277/01