1651-1655 Mason St, San Francisco, CA 94133

The property at 1651-1655 Mason Street is a three-story, four-unit multi-family residential building located in San Francisco's Russian Hill neighborhood. Built in 1907, this building has undergone several significant improvements over the years, with the most recent major upgrades including the installation of a solar power system (2018) and an energy storage system (2020). In 2015-2016, substantial interior renovations were completed at 1653 Mason Street, including reconfigured layouts and modernized systems, followed by additional electrical and plumbing work.

The building has received multiple maintenance and improvement updates, including foundation strengthening work in 2012 with the installation of concrete footings and a perimeter wall cap. The property has experienced various challenges over its history, particularly related to water management and compliance issues. Notably, there were violations and complaints regarding water runoff and drainage systems in 2012, as well as concerns about hillside erosion in 2010.

The building also faced some serious violations in 2008 regarding unauthorized unit modifications, unapproved wiring and plumbing, lack of smoke detectors, improper exiting, and building materials, though these issues were subsequently addressed. More recent minor complaints in 2018 and 2019 involved maintenance issues such as a broken freezer and toilet problems, and there were concerns about unauthorized solar panel installation in 2018, though these issues were resolved. The property has maintained active compliance with building codes since the significant violations of 2008 were addressed, and recent improvements focus on energy efficiency and modernization.