Congress approves a budget that significantly expands the flood control duties of the US Army Corps of Engineers. Of the 50 projects authorized nationwide, the most money is allocated to Los Angeles County for work on the LA River. By the end of 1936, the LA River is deepened, widened, and confined between concrete banks…

Yet another flood draws national attention to water problems in Southern California. More than 60 people die, and nearly 600 houses are rendered uninhabitable. The following year, flood control duties are officially ceded from the City of Los Angeles to the federal government.

The scope of the nascent Works Progress Administration includes LA River flood control, under the supervision of the US Army Corps of Engineers.

The Home Owners’ Loan Corporation creates redlining maps, subjecting river-adjacent neighborhoods in Los Angeles to overt discrimination and exclusion along racial and ethnic lines.

By 1928, the City of Los Angeles owns 90 percent of the water in Owens Valley.

Inyo County Bank collapses, effectively ending the resistance and destroying the Owens Valley agricultural economy.

The Owens Lake completely dries up.

Owens Valley farmers and ranchers fail in their attempt to destroy the aqueduct.

A five-year fight over water rights erupts between the wealthy brokers of the City of Los Angeles and Owens Valley farmers and ranchers.