Lockhart River, Western Australia

Lockhart River, is a river in the Wheatbelt of Western Australia. It is a sub-catchment of the Avon River, and has an area of 32 400 km².

Catchment rivers

The Lockhart River catchment area is drained by the rivers:

• Lockhart River originating from Lake Biddy.
• Camm River draining from Lake King through Hyden to Kondinin where it meets the Lockhart River.
• Pingrup River which arises near Lake Cairlocup and flows north to Lake Grace and the Lockhart River.

Stream flow

Stream flow measured in the Yilgarn and Lockhart Rivers since 1976 shows there to be annual flow through these systems although flow volume is highly variable. Annual flow in the Lockhart River was in excess of 10 GL in seven out of the 25 years of record, while in 10 years it was less than 1 GL. ^[1]

Waterway assessments

The river was extensively surveyed in 2008/2009 ^{[2] [3] [4]}

Notes

1. http://www.wheatbeltnrm.org.au/about-us/our-region/rivers-and-wetlands/ Rivers
2. Western Australia. Dept.of Water; Avon Catchment Council; Ecoscape (Australia); Ecoscape (Australia) Pty Ltd; Western Australia. Dept. of Water; Western Australia. Avon Waterways Committee (2008), Waterway assessment for the Lockhart River : Lake Kurrencutten to the Camm River confluence, Dept.of Water, ISBN 978-1-921508-02-8
3. Western Australia. Dept.of Water; BlueSands Environmental; Avon Catchment Council; Viv Read & Associates; Viv Read & Associates; Western Australia. Dept. of Water; Western Australia. Avon Waterways Committee (2008), Waterway assessment for the lower Lockhart river : Caroline Gap to Old Beverley Road, Dept.of Water, ISBN 978-1-921468-97-1
4. Butcher, Penny; Atkins, Lyn; Western Australia. Dept. of Water; Avon Catchment Council; Western Australia. Dept. of Water; Western Australia. Avon Waterways Committee (2009), Waterway assessment of the Upper Lockhart River : Camm River confluence to Newdegate, Dept. of Water, ISBN 978-1-921637-28-5

Coordinates: 12°53′S 143°24′E / 12.883°S 143.400°E