International firms compete for Uruguayan blocks
The country’s frontier upstream continues to attract interest
Uruguayan regulator Ancap awarded two more offshore blocks at the end of 2022. A consortium comprising Shell and US independent APA (formerly Apache) secured the OFF-4 block, ahead of a bid from YPF—although the Argentine NOC did secure OFF-5. The Shell-APA joint venture has committed to carrying out extensive work on OFF-4, including 3D seismic acquisition, within its initial four-year exploration licence period. Similarly, YPF has four years to carry out a technical work programme on OFF-5. 6 – Blocks awarded in 2022 Earlier in 2022, AIM-listed independent Challenger was awarded OFF-1—which is adjacent to the OFF-4 block—while Shell took blocks OFF-2 and OFF-7, and APA secured OFF-
Also in this section
5 December 2025
Mistaken assumptions around an oil bull run that never happened are a warning over the talk of a supply glut
4 December 2025
Time is running out for Lukoil and Rosneft to divest international assets that will be mostly rendered useless to them when the US sanctions deadline arrives in mid-December
3 December 2025
Aramco’s pursuit of $30b in US gas partnerships marks a strategic pivot. The US gains capital and certainty; Saudi Arabia gains access, flexibility and a new export future
2 December 2025
The interplay between OPEC+, China and the US will define oil markets throughout 2026






