Columbia Quarries, blasting, etc ordinance (§ 16-271.1)
Chapter 16: Offenses and Miscellaneous Provisions · Article III. Noise
(a) The operation between the hours of 10:00 p.m. and 7:00 a.m. of any equipment which is used in the mining or quarrying of any rock, mineral or ore, or any equipment to prepare, finish, or wash any rock, mineral, or ore is hereby declared to be a public nuisance and is unlawful.
(b) Blasting in conjunction with any quarrying or mining operation between the hours of 5:00 p.m. and 8:00 a.m. is hereby declared to be a public nuisance and is unlawful.
(c) Violation of this section shall be punished as a Class C misdemeanor.
Official source: City of Columbia official Code of Ordinances (online): look up Sec. 16-271.1
Text from Supplement 139 (September 3, 2026).
Last checked November 1, 2026. The city's official copy controls; this page is a reading copy, not legal advice.