Altona BESS

BESS · Ausnet Transmission Group Pty Ltd · Storage - Battery

Dispatch stats Financials
Development AEMO: Publicly Announced Other - Other NEM data · 24 hours
100/200 MW
Researched capacity / storage
Est. SRMC
$10.00/MWh
Key information
Capacity (AI)
100 MW / 200 MWh

AusNet project page (2024) and Victorian Planning Ministerial Permit PA2402783 (planning.vic.gov.au) both state 100 MW / 200 MWh.

AEMO status Publicly Announced
Project status Development (AI)

Victorian Planning Ministerial Permit PA2402783 (planning.vic.gov.au) describes the project as proposed; AusNet project page says planning and delivery.

Coordinates —

DUID —
Owner Ausnet Transmission Group Pty Ltd
Commissioned Oct 2027
Expected closure —
Closure date —
Technology Storage - Battery
Fuel Other - Other
Battery OEM Tesla
Battery platform / chemistry Megapack
Inverter OEM Tesla
Inverter / PCS model Tesla inverter/PCS (integrated)
Equipment confidence medium
Stats window
13 Jun 2026 10:40 → 14 Jun 2026 10:40 AEST

Dispatch & revenue

13 Jun 2026 10:40 → 14 Jun 2026 10:40 AEST

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Financial overview

2026 real AUD. Monetary values are CPI-adjusted to 2026 real Australian dollars. Greenfield capex uses AEMO benchmarks when plant-specific cost is unknown.
Type
Battery Storage
Capacity
100 MW / 200 MWh
Revenue (× MLF) (stats)
See dispatch stats link above
Est. SRMC
$10.00/MWh
Capex total (greenfield) derived
$300.00M

Shown in table
$300.00M (2026 real AUD)
Capex refurbishment
—
Capex / MW
$3,000,000

Shown in table
$3.00M (2026 real AUD)
Fixed OPEX (annual)
—
Fixed OPEX / MW-yr
$50,000

Shown in table
$50.0k (2026 real AUD)
Variable OPEX / MWh
$10.00

Shown in table
$10.00 (2026 real AUD)
Fuel cost / GJ
—
Heat rate GJ/MWh
—

Confidence: medium · Status: ai estimated · Capex basis: estimated · AI checked 02 Jun 2026

Notes
Capex values are based on industry averages for battery storage systems.

Sources