State-led firm Petroleum Development Oman (PDO) plans to spend over $20bn up to 2021 to sustain output from Oman’s mature, technically challenging fields.

In its sustainability report issued this week, the firm confirmed it planned to spend $4.11bn in 2018 including $145mn to identify potential oil and gas capex savings. This would be a 29% cut from 2017’s $5.8bn spend, reflecting Oman’s stretched finances (MEES, 23 March).

PDO is a joint venture grouping Oman (60%),...