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Earlier editions: 2026-09

Title 12 — NOISE CONTROL

National City Municipal Code Ch. 12.20 Noise Corridor(s) Map

National City Municipal Code · 2026-10 edition · updated 2026-10-04 · National City

Cite as: National City Municipal Code Chapter 12.20 · Text as of 2026-10-04

12.20.010 - Preparation and maintenance.

The planning director shall prepare and maintain a noise corridors map showing noise contours of sixty dB(A) Ldn or higher along all public streets, highways, and freeways, for use in designing noise insulation systems for new buildings and as a guideline for administration of this title.

(Ord. 2188 § 2, 2001)

Exceptions & meaning →

12.20.020 - Contents and use.

This map shall be based upon assessment of community noise survey data. It may also show designated noise sensitive zones, and related data for administrative use. A copy of the current noise corridor map shall be posted in the planning department for public use. A copy shall be provided to the department of building and safety.

(Ord. 2188 § 2, 2001)

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National City Municipal Code

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