Officials with the City of Houston’s Mayor’s Office released documents showing a preliminary cause to last November’s power outage at the East Houston Water Purification Plant.

Inspection reports for the city of Houston’s East Water Purification Plant show problems with various electrical components at the facility.

The water purification plant that lost power, forcing a citywide boil order, require multi-million-dollar upgrades and replacements due to poor conditions, according to an engineering report obtained by KPRC 2 Investigates.