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NewsVoice of San DiegoAugust 10, 2026San Diego

State agencies require developers to prove buildings can withstand erosion for 75 years

State agencies mandate that developers demonstrate new housing projects can remain stable against coastal erosion for a 75-year period. This requirement serves as the primary regulatory threshold for approving development on cliffside properties in Del Mar.

housingcoastal-developmenterosionland-use
Read the full story at Voice of San Diego

Why It Matters

This policy determines the feasibility of new housing construction in Del Mar by setting a specific timeline for structural stability against natural .

Key Facts

  • State agencies require developers to provide evidence that proposed buildings can withstand coastal erosion for 75 years.
  • The 75-year stability requirement is the standard benchmark for evaluating the viability of cliffside housing development.

Who's Mentioned

organizationEnvironmental Science Associates“Consultant hired by Del Mar to map erosion risk.”locationDel Mar“City facing state housing mandates and coastal erosion.”organizationCalifornia Coastal Commission“State agency enforcing coastal environmental laws.”organizationU.S. Geological Survey“Federal agency providing coastal erosion and sea level rise models.”personTerry Gaasterland“Del Mar City Councilmember.”organizationVoice of San Diego“The news organization that published the article.”personCarol Lazier“Property owner of a portion of the North Bluff and developer of Seaside Ridge.”organizationYIMBY Democrats“Housing advocacy group.”