California Department of Resources Recycling and Recovery (CalRecycle) 

Closed, Illegal and Abandoned (CIA) Disposal Sites

Landfill Gas Monitoring and Control

Title 27, Chapter 3, Subchapter 4, Article 6, Section 20919 of the California Code of Regulations states:

"Where the enforcement agency, the local fire control authority, or the CIWMB has cause to believe a hazard or nuisance may be created by landfill decomposition gases, they shall notify the owner. Thereafter, the site owner shall cause the site to be monitored for the presence and movement of gases, and shall take necessary action to control such gases."

In addition, "The monitoring program shall not be discontinued until authorized to do so in writing by the appropriate agency. Results of the monitoring shall be submitted to the appropriate agencies. If monitoring indicated methane gas movement away from the site, the owner shall, within a period of time specified by the requiring agency, construct a gas control system approved by that agency."

Furthermore, Title 27, Chapter 3, Subchapter 5, Article 2, Section 21160 states:

(a) The operator shall implement and maintain landfill gas control and prevent leachate contact with the public or animals according to the requirements of this section.

(b) Gas monitoring and control shall be conducted during the closure and post closure maintenance period pursuant to Article 6, Subchapter 4, Chapter 3, Title 27 California Code of Regulations.

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Last updated: January 10, 2000
Closed, Illegal, and Abandoned (CIA) Disposal Sites,
Glenn Young: (916) 341-6696