Heavy rains and flooding appeared to disrupt a recently started project to upgrade North Korea’s Sohae spaceport, according to NK Pro analysis of satellite imagery.

Planet Labs imagery taken on Aug. 8 shows signs of landslides and water inundating the Sohae Satellite Launching Ground’s railroad tracks, a new trackside warehouse and the project’s construction worker camp, possibly leading to cleanup efforts and project delays.

The imagery shows slight progress on the upgrade project in the weeks prior to the flooding. North Korean leader Kim Jong Un announced plans to build a range of