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Mid West notices
View navigational warnings, event notices and Temporary Notices To Mariners for the Mid West region.
Advice: Leeman Service Jetty - Pile Repairs
Mariners are advised that pile repairs to the Leeman service jetty are currently taking place and are scheduled to finish on Monday 12 August 2024.
Dive and piling operations, will be conducted Monday to Friday between 7am and 5pm.
Please note, there will be no vessel involved with the jetty works, divers will be working from a dive trailer instead and will be displaying the ‘International Code Flag A’ during all diving operations.
Mariners are advised to navigate with caution and keep a good lookout.
Dive and piling operations, will be conducted Monday to Friday between 7am and 5pm.
Please note, there will be no vessel involved with the jetty works, divers will be working from a dive trailer instead and will be displaying the ‘International Code Flag A’ during all diving operations.
Mariners are advised to navigate with caution and keep a good lookout.
Chart reference: WA705 - Leeman
Location: -29: 56.6994'S 114: 58.617'E
Start date:
06/06/2024
End date:
12/08/2024
Notice number: 6087
Advice: Maintenance Dredging Works – Murchison River Mouth, Kalbarri
Mariners are advised that maintenance dredging works at Murchison River Mouth Kalbarri will commence late-April 2024 and will proceed until approximately early-August 2024. Demobilisation works will commence 25 July 2024 and will proceed until 4 August 2024.
Dredging will mainly occur Monday to Saturday between the hours of 0700 and 1900hrs. Works are to commence between the hours of 0900 and 1900 on Sunday and Public Holidays.
The works are being carried out by the 18m cutter suction dredge “Mudlark I”, equipped with 400m of floating & submerged pipeline marked with yellow buoys, displaying rhythmic flashing lights. The dredge has no self-propulsion and uses anchors and spuds to move. Dredged material will be disposed on land on the disposal site which is located approximately 1km north of the Murchison River mouth entrance.
Northern Disposal Spill Site Location:
27°41.8989388’ S
114°9.6032618’ E
The dredge and connected pipeline will remain unmanned in the area of operation after normal operating hours for the duration of the works.
The dredge will exhibit shapes and lights in accordance with the Prevention of collisions at Sea Regulations 1983.If mariners are unsure of where to safely pass the dredge vessel, they are requested to contact the operators who will be monitoring the following radio frequencies:
VHF Channel 16 & 74
Mariners are advised to use caution when transiting the area and keep well clear of the above operations.
Dredging will mainly occur Monday to Saturday between the hours of 0700 and 1900hrs. Works are to commence between the hours of 0900 and 1900 on Sunday and Public Holidays.
The works are being carried out by the 18m cutter suction dredge “Mudlark I”, equipped with 400m of floating & submerged pipeline marked with yellow buoys, displaying rhythmic flashing lights. The dredge has no self-propulsion and uses anchors and spuds to move. Dredged material will be disposed on land on the disposal site which is located approximately 1km north of the Murchison River mouth entrance.
Northern Disposal Spill Site Location:
27°41.8989388’ S
114°9.6032618’ E
The dredge and connected pipeline will remain unmanned in the area of operation after normal operating hours for the duration of the works.
The dredge will exhibit shapes and lights in accordance with the Prevention of collisions at Sea Regulations 1983.If mariners are unsure of where to safely pass the dredge vessel, they are requested to contact the operators who will be monitoring the following radio frequencies:
VHF Channel 16 & 74
Mariners are advised to use caution when transiting the area and keep well clear of the above operations.
Chart reference: WA976K - Kalbarri
Location: -27: 42.48894'S 114: 9.52496'E
Start date:
20/04/2024
End date:
20/08/2024
Issued:
12/04/2024
Notice number: 6029
Advice: Installation of 2 x Directional Wave Buoy – Dongara
Mariners are advised that (2) Directional Wave Buoys (DWR) will be deployed 1.5NM and 4NM offshore North of Dongara between 06 December 2023 and 06 December 2026 at the following locations:
Location: 29° 10.896’S, 114° 51.750’E
Location: 29° 12.180’S, 114° 49.332’E
The above DWR’s are yellow in colour, approx. 0.9m in diameter and equipped with flashing yellow light attached to a small orange float about 10m apart attached to bottom anchor.
Flash rate: Fl Y (2.5s)
No vessel is to moor to, or interfere with, the above DWR’s.
Mariners are advised to navigate with caution when transiting the area and keep well clear of the above DWR’s.
Location: 29° 10.896’S, 114° 51.750’E
Location: 29° 12.180’S, 114° 49.332’E
The above DWR’s are yellow in colour, approx. 0.9m in diameter and equipped with flashing yellow light attached to a small orange float about 10m apart attached to bottom anchor.
Flash rate: Fl Y (2.5s)
No vessel is to moor to, or interfere with, the above DWR’s.
Mariners are advised to navigate with caution when transiting the area and keep well clear of the above DWR’s.
Chart reference: WA963 - Dongara - Port Denison
Location: -29: 11.5451'S 114: 50.5320'E
Start date:
14/12/2023
End date:
06/12/2026
Issued:
14/12/2023
Notice number: 5918
Advice: 1 x Directional Wave Buoy – North of Kalbarri
Mariners are advised that (1) Directional Wave Buoy (DWR) will be deployed 19Nm North of Kalbarri between 2 December 2023 and 2 December 2024 at the following location:
Location: 27° 24.159’S, 114° 3.010’E
The above DWR is orange in colour, approx. 0.9m in diameter and equipped with flashing yellow light.
Flash rate: Fl (5) Y 20s
No vessel is to moor to, or interfere with, the above DWR.
Mariners are advised to navigate with caution when transiting the area and keep well clear of the above DWR.
Location: 27° 24.159’S, 114° 3.010’E
The above DWR is orange in colour, approx. 0.9m in diameter and equipped with flashing yellow light.
Flash rate: Fl (5) Y 20s
No vessel is to moor to, or interfere with, the above DWR.
Mariners are advised to navigate with caution when transiting the area and keep well clear of the above DWR.
Chart reference: AUS332 - Zuytdorp Point to Geraldton
Location: -27: 24.201'S 114: 2.995'E
Start date:
01/12/2023
End date:
02/12/2024
Issued:
01/12/2023
Notice number: 5898
Advice: Deployment of Directional Wave Rider Buoy – Offshore Jurien Bay
A directional wave buoy (DWRB) has been deployed approximately 7 nautical miles west of Jurien Bay, at the location below. The DWRB is yellow in colour, approximately 700mm in diameter, and equipped with a 2m whip antenna and flashing yellow light.
Flash rate: Fl (5) Y 20s
Mariners are requested to maintain a minimum distance of 100 meters from the DWRB, including any associated fishing equipment at all times so as to not interfere with or damage the DWRB.
Flash rate: Fl (5) Y 20s
Mariners are requested to maintain a minimum distance of 100 meters from the DWRB, including any associated fishing equipment at all times so as to not interfere with or damage the DWRB.
Location: -30: 17.49924'S 114: 54.86730'E
Issued:
26/09/2023
Notice number: 5817
Advice: Deployment of Directional Wave Rider Buoy – Offshore Geraldton
A directional wave buoy (DWRB) has been deployed approximately 14 nautical miles southwest of Geraldton, at the location below. The DWRB is yellow in colour, approximately 700mm in diameter, and equipped with a 2m whip antenna and flashing yellow light.
Flash rate: Fl (5) Y 20s
Mariners are requested to maintain a minimum distance of 100 meters from the DWRB, including any associated fishing equipment at all times so as to not interfere with or damage the DWRB.
Flash rate: Fl (5) Y 20s
Mariners are requested to maintain a minimum distance of 100 meters from the DWRB, including any associated fishing equipment at all times so as to not interfere with or damage the DWRB.
Chart reference: AUS332 - Zuytdorp Point to Geraldton
Location: -28: 54.92400'S 114: 22.99980'E
Issued:
26/09/2023
Notice number: 5823
Advice: 1 x Acoustic Seabed Instruments - Kalbarri Vicinity – GHD
Mariners are advised that 1 x Acoustic Seabed instrument will be deployed approximately 18 nautical miles North North West from Murchison River Mouth. Approximately 0.7nm offshore.
The above water quality instrument frame containing acoustic release float and securing anchor, approx. size 120cm x 120cm x 66cm.
Provisional recovery date: 30 August 2025
No vessel is to moor to or interfere with the above instruments and subsurface floats at any time.
Chart reference: Chart Aus332 - Australia - West Coast - Western Australia - Pepper Point to Geraldton
Mariners are advised to exercise caution when transiting the area and keep clear of the above environmental monitoring equipment.
The above water quality instrument frame containing acoustic release float and securing anchor, approx. size 120cm x 120cm x 66cm.
Provisional recovery date: 30 August 2025
No vessel is to moor to or interfere with the above instruments and subsurface floats at any time.
Chart reference: Chart Aus332 - Australia - West Coast - Western Australia - Pepper Point to Geraldton
Mariners are advised to exercise caution when transiting the area and keep clear of the above environmental monitoring equipment.
Chart reference: AUS332 - Zuytdorp Point to Geraldton
Location: -27: 24.703'S 114: 02.793'E
Start date:
01/08/2023
End date:
30/08/2025
Issued:
11/07/2023
Notice number: 5748