What the notice does
A gazette notice has revoked the petroleum safety zone previously established around two offshore wells operated by Beach Energy (Operations) Limited: the Trefoil 1 Well (T/L5) and the Yolla 1 Well (T/L1).
The original safety zone notice was registered on 29 April 2026. The new revocation notice was registered on 16 October 2026.
What a petroleum safety zone is
Petroleum safety zones are exclusion areas around offshore wells that restrict vessel access for safety reasons. With this revocation, the restriction around the Trefoil 1 and Yolla 1 wells no longer applies.
Administration
This notice is administered by the Department of Industry, Science and Resources.
Key actions
- Operators of vessels, fishing operations, or marine services near the Trefoil 1 or Yolla 1 well sites are required to be aware that the exclusion zone has been lifted as of this notice.
- No action is needed for businesses outside the offshore petroleum and marine services sector.
This is a plain-English summary for information only, not legal or compliance advice. Always check the official source or consult a qualified professional.