FIRE-FLOW REQUIREMENTS.
Los Angeles Municipal Code § 57.507.3.1
in effectSEC. 57.507.3.1. FIRE-FLOW REQUIREMENTS.
Fire-flows shall comply with Table 57.507.3.1 for any structures, group of structures or facilities by the type of land development, or as otherwise determined by the Chief.
1. Where street alignments mandate the installation of dead-end mains, the fire-flow in gallons per minute may be adjusted downward, depending on the type of land development.
2. A minimum residual water pressure of 20 pounds per square inch is to remain in the system with the required gallons per minute flowing.
TABLE 57.507.3.1
FIRE-FLOW BY TYPE OF LAND DEVELOPMENT
Type of Land Development | Fire-Flow in Gallons Per Minute
Low Density Residential | 2,000 G.P.M. from three adjacent fire hydrants flowing simultaneously
High Density Residential and Neighborhood Commercial | 4,000 G.P.M. from four adjacent fire hydrants flowing simultaneously
Industrial and Commercial | 6,000 to 9,000 G.P.M. from four to six fire hydrants flowing simultaneously
High Density Industrial and Commercial (Principal Business Districts or Centers) | 12,000 G.P.M. available to any block (where local conditions indicate that consideration must be given to simultaneous fires, and additional 2,000 to 8,000 G.P.M. will be required).
Source: City of Los Angeles, Charter and Codes (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/los_angeles/latest/lamc/0-0-0-346882Fetched: 10/24/2026