Print Page

Newlyn Reservoir

Water Storage Levels

Last Updated 19/05/2025

Current Volume	534
Current AHD	527.03
% of Capacity	17.73
Capacity (ML)	3012

Jan	Feb	Mar	Apr	May
38.2%	30.4%	24.7%	20.4%	17.7%

Historical water levels for Newlyn

Blue-green algae alert

A blue-green algae warning is in place for Newlyn Reservoir. For further information, visit the blue-green algae warnings webpage .

Works at the Newlyn Reservoir spillway

Monday 12 May 2025

GMW is taking advantage of low reservoir levels to carry out works under the Newlyn Reservoir spillway from May 13.

About Newlyn Reservoir

History

The original Newlyn Reservoir was completed in 1871. Enlargement of the storage to its current capacity of 3,125 ML was completed in 1961.

Operations

Newlyn Reservoir regulates Birch's Creek flows for irrigation and domestic and stock supplies. Water for urban use is also drawn from the storage.

Location

Newlyn Reservoir is located on Birch's Creek, approximately 28 km north-east of Ballarat in central-western Victoria.

Facts & Figures

Name	Newlyn Reservoir
Stream	Birch's Creek
Year of Completion	1871
Construction	Earthfill
Full Supply Level	531.785 m AHD
Capacity	3,012 ML
Area Submerged	72 ha
Main Embankment Length	232 m
Main Embankment Height	12 m
Hydro-electric Generation	nil MW

Recreation and Tourism at Newlyn Reservoir

Facilities Available

Large Grassed Area

Car Parking

Fishing

Toilets

Please observe all signs and directions around our storages for information on recreational activities.

Further Information

All recreation areas and toilet facilities are accessible to the public.

As the season progresses, it may become increasingly difficult to provide access to recreation areas and toilet facilities if we are unable to supply water to them.