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City of Santa Ana
4th of July holiday closure:
City Hall is closed, there is no street sweeping and trash collection will be delayed by one day on Friday, July 4, 2025.
Public Works
Plan checking, permitting, and mapping
Public Works submittal resources
Public Works submittal resources
Development Engineering standards, guidelines, and more
Certificate of insurance (COI) requirements
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Dig Once Policy
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Encroachment permit requirements
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Grading plan guidelines
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Impact fees charges and maps
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Public improvements, bond instructions, agreement and forms
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Street improvement plan guidelines
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Subdivision Public improvements bond instructions, agreement and forms
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Utility plan guidelines
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Engineering standards
Section 1: Street Standards
Section 2: Storm Drain Standards
Section 3: Sewer Standards
Section 4: Water Standards
Section 5: Lighting Standards
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