Table D101.1 of said California Plumbing Code is hereby amended to read as follows:
D101.1 Maximum Rates Of Rainfall For Various Cities.
The rainfall rates in table D101.1 shall be used for design unless higher values are established locally.
TABLE D-101.1 MAXIMUM RATES OF RAINFALL FOR VARIOUS CITIES
Table D-101.1 MAXIMUM RATES OF RAINFALL FOR VARIOUS CITIES | ||
States and Cities | Storm Drainage 60-Minute Duration, 100-Year Return | |
Inches Per Hour | Gallon Per Minute Per Square Foot | |
Table D-101.1 MAXIMUM RATES OF RAINFALL FOR VARIOUS CITIES | ||
States and Cities | Storm Drainage 60-Minute Duration, 100-Year Return | |
Inches Per Hour | Gallon Per Minute Per Square Foot | |
CALIFORNIA | ||
Eureka | 1.5 | 0.016 |
Lake Tahoe | 1.3 | 0.014 |
Los Angeles | 2.0 | 0.021 |
Lucerne Valley | 2.5 | 0.026 |
Needles | 1.5 | 0.016 |
Palmdale | 3.0 | 0.031 |
Redding | 1.5 | 0.016 |
San Diego | 1.5 | 0.016 |
San Francisco | 1.5 | 0.016 |
San Luis Obispo | 1.5 | 0.016 |
Thousand Oaks | Minimum 3.01 | Minimum 0.0311 |
Footnote 1. Value is subject to the project site and is to be determined by ASCE hazard tool. No project shall be designed less than 3-inches per hour or 0.031 gallons per minute per square foot.
(§ 7, Ord. 1707-NS, eff. January 1, 2023)