New Zealand’s fuel supply picture remains stable for now — but emerging risks offshore and inconsistencies in reported data highlight growing pressure in the system.
Current Position – Quiet but Within Range
Latest vessel tracking shows 7 inbound fuel-related vessels for April, with 17 total port moorings recorded nationwide.
Singapore remains the dominant supply source, accounting for the majority of inbound shipments, while smaller volumes continue to arrive from Korea, Japan, and the Pacific.
Across New Zealand ports:
- Tauranga remains the busiest fuel entry point
- Bluff, Marsden Point, and Wellington continue steady flows
- South Island activity remains noticeably quiet
This reduced South Island traffic is not unusual, with similar “quiet periods” observed historically — but it is being closely monitored.
Data Integrity Issues Emerging
One of the key takeaways from today’s report is data inconsistency across official and tracking systems.
Dave highlights multiple anomalies:
- Vessels incorrectly identified or duplicated across ports
- Cargo types mislabelled (e.g. chemical carriers listed as fuel tankers)
- Jet fuel reportedly arriving at ports that do not have storage capability
These discrepancies are increasingly being linked to automated or AI-generated datasets, raising concerns about the accuracy of publicly relied-upon information.
The implication is clear:
Real-world tracking and analysis remains critical.
What’s Actually Moving
Not all tankers are fuel carriers.
Current movements include:
- Chemical tankers supplying nitric acid and caustic soda (critical to dairy processing)
- Vegetable oil carriers arriving from the Pacific
- Crude oil exports continuing offshore
A key upcoming movement:
- Southern Leader (arriving 19 April) will load New Zealand light crude from the offshore FPSO and return it to Australia for refining
This highlights a core structural issue:
New Zealand continues to export crude oil while importing refined fuel
External Shock Risk – Australia Refinery Fire
A major development overnight:
- A refinery fire in Geelong, Australia has taken out 10% of national fuel production
- It also supplied ~50% of Victoria’s fuel demand
This creates immediate pressure across the region.
For New Zealand, the risk is significant:
- Australia now competes directly for finished fuel imports
- Tanker availability could tighten in the coming weeks
- Supply chains may shift away from smaller markets
The Strategic Gap
The report reinforces a growing concern:
New Zealand has:
- Domestic crude oil production
- Existing import infrastructure
But lacks:
- Domestic refining capability
- Strategic fuel reserves
- Supply redundancy in times of disruption
The closure of Marsden Point continues to shape this reality.
Trend Watch
Recent patterns suggest:
- Slight increase in fuel usage, likely driven by industrial and commercial activity
- Irregular delivery intervals, particularly in the South Island
- Rising global shipping and fuel costs, driven by higher oil prices and bunker fuel costs
At the same time, fewer inbound vessels are currently visible in the pipeline, particularly from key Asian supply regions.
Summary – Stable, But Exposed
New Zealand’s fuel system is holding — but the margin for error is tightening.
Key points:
- Supply remains steady, but distribution is uneven
- Data reliability is becoming a concern
- External shocks (like Australia’s refinery loss) could quickly shift the balance
- Structural dependence on imports remains unchanged
The critical takeaway:
There is no immediate crisis — but the system is increasingly exposed to forces beyond New Zealand’s control.
Dave Trotter is an independent Fuel Compilation Analyst and founder of Marsden Point News Radio. He tracks fuel tanker movements in and out of New Zealand using real-time shipping and port data following the Marsden Point Refinery closure. His work provides a factual, ground-level view of NZ’s fuel supply, focusing on imports, storage, and distribution across multiple ports. Dave publishes regular updates at mpnr.kiwi.nz and via Telegram.
Disclaimer: This report is based on independent analysis of publicly available shipping data, port activity, and industry sources. While every effort has been made to ensure accuracy, information may change and should not be relied upon as definitive or real-time supply confirmation. This content is provided for informational purposes only and does not constitute financial, commercial, or policy advice.