In 2003 the Santa Monica Mountains Conservancy purchased the land from WAMU for an open space preserve and nature reserve Park .
However , in 1998 , Home Savings of America was bought by Washington Mutual for $6.4 billion .
In 2003 the Santa Monica Mountains Conservancy purchased the land from Washington Mutual for an open space preserve and nature reserve Park .
However , in 1998 , Home Savings of America was bought by Washington Mutual for $6.4 billion .