Costs rise at Woodside’s Sangomar Woodside Energy has increased the cost of its Sangomar project to $4.6 billion, gross, from $4.2bn. Sangomar development Source: Modec Register here for the Energy Voice daily newsletter, bringing you key news and insight from across the global energy landscape. Thank you for signing up to our newsletter. Something went wrong - please try again later. Sign Up Woodside Energy has increased the cost of its Sangomar project to $4.6 billion, gross, from $4.2bn. The company noted the increase in its first quarter results. The new sum follows a cost and schedule review on the first phase of the Senegalese project, completed early this year.