Contact
Commonwealth Environmental Water Holder
GPO Box 3090
CANBERRA ACT 2601
Helping keep our rivers, wetlands and floodplains healthy
Using Commonwealth water for the environment to protect and restore the Murray–Darling Basin
What do you want to do today?
Learn how we plan, manage and deliver water
To help us manage Commonwealth water for the environment, we follow an annual water management cycle.
Find out about water deliveries happening near you
We deliver water for the environment where and when plants and animals need it most.
Read the latest water management plan
The Water Management Plan 2024-25 informs how we make decisions on where and when to deliver water.
16,000+ GL of Commonwealth environmental water delivered since 2009
26,000 kms of waterways supported with water for the environment
420,000 hectares of lakes, wetlands, estuaries and floodplains inundated
Latest news
Research confirms environmental water supports “nerve system” of Narran Lakes (Dharriwaa)
- News
- CEWH
Twenty years of research has found the contribution of Commonwealth environmental water to flows at…
The Golden Highway: Native fish movement in the lower Darling / Baaka
- Video
- CEWH
Understanding how and where fish move can help us manage flows to better support healthy fish…
Environmental water to Ryan's Lagoon wetland has the frogs singing
- News
- CEWH
Restoring water into Ryan's Lagoon, a culturally significant wetland, has frogs singing and…
Water by region
Border Rivers and Moonie Valleys
The Border Rivers and Moonie Valleys are located in southern Queensland and northern New South Wales.
Condamine–Balonne Valley
The Condamine–Balonne Valley is one of the largest catchments in the Murray–Darling Basin covering the north-eastern corner of the Basin.
Gwydir Valley
The Gwydir Valley is in north-eastern New South Wales and centres around the Gwydir River.
Lachlan River
The Lachlan Valley is in central western New South Wales and centres around the Lachlan River.
Lower Darling / Baaka River
The lower Darling / Baaka river region is downstream from the Menindee lakes and through to the River Murray. It includes the lower Darling / Baaka River and the Great Darling Anabranch.
Macquarie Valley
The Macquarie Valley is in central western New South Wales and centres around the Castlereagh, Macquarie and Bogan River valleys.
Murrumbidgee River Valley
The Murrumbidgee River Valley covers 84,000 square kilometres of southern New South Wales.
Namoi Valley
The Namoi River Valley is in north-eastern New South Wales and centres around the Namoi, Manilla and Peel rivers.
River Murray Valley
The River Murray Valley extends from near Mount Kosciuszko to the Southern Ocean at Goolwa, in South Australia.
Victorian Rivers
The Victorian rivers includes the Ovens, Goulburn-Broken, Loddon, Wimmera and Campaspe catchments.
Warrego and Barwon-Darling Valleys
The Warrego and Barwon–Darling valleys lie in the Murray–Darling Basin's north.