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Earlier editions: 2026-09

Title 8 — Health and Safety

Sonora Municipal Code § 8.04 Explosives

Sonora Municipal Code · 2026-10 edition · updated 2026-10-04 · Sonora

Cite as: Sonora Municipal Code § 8.04 · Text as of 2026-10-04

Footnotes:

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State Law reference— For statutory provisions regarding explosives, see Health and Safety Code § 12000 et seq.

8.04.010 - Receiving, Keeping and Storing; Restrictions

No person, firm or corporation, shall receive, keep, store or have or permit in any one building, at any one time, within the city, more than fifty pounds of either gunpowder, blasting powder or black powder; nor more than fifty pounds of dynamite, giant powder, hercules powder, or similar compound of explosive force; provided, that no more than fifty pounds of nitroglycerine powder be kept at any one time in any one building, nor more than one thousand giant powder caps, or detonating caps of similar kind.

(Ord. 23 § 1, 1901.)

Exceptions & meaning →

8.04.020 - Gunpowder

All gunpowder shall be kept in airtight metallic vessels, and in a place near a rear or front entrance of a building capable of being easily removed to the open street, and each said vessel marked in large Roman letters with the words "Gunpowder."

(Ord. 23 § 2, 1901.)

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8.04.030 - Gasoline

A. It is unlawful for any person, firm or corporation to store or keep, for personal use or sale, or permit to be kept for personal use or sale, or stored in a larger quantity that one gallon, which shall be kept always in an approved metallic container painted red with the word "Gasoline" painted thereon, in white letters not less than one inch in height, on any one premises or in any one building any refined products of petroleum or hydrocarbon liquids or any liquids emitting an inflammable vapor.

B. All gasoline and refined products of petroleum or hydrocarbon liquids in excess of one gallon shall be buried in the ground in a metallic container having not less than three feet of earth over same and said liquid shall be drawn from said container by means of a pump.

C. All appliances and uses permitted by the National Board of Fire Underwriters are excepted from this section.

D. Coal oil is excepted from this section.

(Ord. 120, 1929: Ord. 23 § 3, 1901.)

Exceptions & meaning →

8.04.040 - Storage of Inflammable Substances

All inflammable substances and any of them named in Section 8.04.030 of this chapter, shall not at any time be allowed to remain in the sunlight or in any exposed place, but shall be properly stored within a building and under cover.

(Ord. 23 § 4, 1901.)

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8.04.050 - Permission to Blast

The city council may permit any person, firm or corporation to use blasting powder, dynamite and other explosive substances for the purpose of blasting, at such times, in such places, and under such supervision and conditions as the city council may fix and prescribe, upon granting such permission. No such permission shall be granted unless the person in immediate control of such blasting operations is qualified, by experience and training, to properly direct and supervise blasting operations. Permission so granted may be revoked by order of the city council.

(Ord. 153 § 4, 1937.)

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8.04.060 - Violation; Penalty

Any person, firm or corporation, who violates or neglects or refuses to comply with any provisions of this chapter is guilty of a misdemeanor, and upon conviction thereof shall be fined in a sum of not to exceed one hundred dollars or be imprisoned, not to exceed thirty days in the county jail, or by both said fine and imprisonment, at the discretion of the court. Every day during which any violation of this chapter continues shall be considered as constituting a new offense and be punished as in this section provided.

(Ord. 23 § 5, 1901.)

Exceptions & meaning →

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