Ōhau A is a power station operated by Meridian Energy in the South Island of New Zealand.

It is located on the artificial Ōhau canal. The dam is fed by water from Lake Ōhau and Lake Pukaki and spills into the artificial Lake Ruataniwha.

Ōhau A has a net head of 59 metres (194 ft). It is part of the Waitaki hydro scheme which consists of eight power stations operated from a control centre near Twizel. Construction of the power station commenced in 1971.

• Ōhau B
• Ōhau C
• List of power stations in New Zealand
• Electricity sector in New Zealand

• Martin, John E, ed. (1991). People, Power and Power Stations: Electric Power Generation in New Zealand 1880 - 1990. Wellington: Bridget Williams Books Ltd and Electricity Corporation of New Zealand. pp. 316 pages. ISBN 0-908912-16-1.
• Sheridan, Marion (1995). Dam Dwellers – End of an Era. Twizel: Sheridan Press. pp. 392 pages. ISBN 0-473-03402-6.

Media related to Ōhau A Power Station at Wikimedia Commons

• Meridian Energy - power station information