Santa Monica requires adequate grading and drainage for all development. French drain systems with minimum 12x12 inch gravel cross-section required for downspout/gutter connections through curb face. The stormwater utility fee funds the drainage system.
Santa Monica regulates grading and drainage through building and engineering codes. Grading permits required for excavation or fill over specified thresholds, typically 50 to 100 cubic yards. Site grading must direct drainage away from structures and not adversely affect neighboring properties. Drainage swales, French drains, and catch basins may be required. Retaining walls over 4 feet need engineering and separate permits. Compaction testing required for structural fill. Final grade must match approved plans. Property owners responsible for maintaining drainage facilities on their land.
Unpermitted grading: stop-work order and fines $250 to $2,500. Redirecting drainage to neighbors: corrective action required. Slope failure from improper grading: liability and remediation costs.
Santa Monica, CA
Backyard chickens are allowed in Santa Monica with restrictions. Roosters are prohibited in residential areas due to noise. Livestock keeping is restricted b...
Santa Monica, CA
Dogs must be on a leash in all public areas in Santa Monica. Off-leash dogs are only permitted in designated dog parks. The city enforces leash laws through ...
Santa Monica, CA
Santa Monica does not impose breed-specific legislation. All dogs must be licensed per CA Food & Ag Code §30500+. Dangerous dog determinations are based on i...
Santa Monica, CA
Feeding wildlife in Santa Monica public parks and beaches is discouraged. The city's property maintenance code addresses nuisance conditions from wildlife at...
Santa Monica, CA
Portable fire pits on private property in Santa Monica must comply with South Coast AQMD regulations. Burns are prohibited on spare-the-air days. Beach fires...
Santa Monica, CA
Properties in fire hazard zones near Santa Monica must maintain defensible space per CA PRC §4291. Santa Monica itself is largely urban/coastal with limited ...
Side-by-side rule comparisons with other cities in Los Angeles County.
See how other cities in Los Angeles County handle grading & drainage.
See how Santa Monica's grading & drainage rules stack up against other locations.
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