Odor Mitigation

Complaints of any odors believed to be caused by Chiquita Canyon Landfill can be made to the South Coast Air Quality Management District via telephone at 1 (800) CUT-SMOG or 1 (800) 288-7644 or online at South Coast AQMD’s website.
Complaints may also be submitted to Chiquita Canyon Landfill (24-Hour Hotline at (661) 253-5155).

Updates on Implementing Mitigation Measures

Implementation of the conditions of the Stipulated Order is in progress and ongoing. Here are some of the most recent implementation updates:

  • Completed tasks:
    • DPW and the LEA have provided their approval for use of Enviro-Cover, an alternative daily cover material, on Cell 6.
    • Chiquita has submitted an expedited permit application to SCAQMD for three orchard fan engines and has received approval from both SCAQMD and EPA.  Chiquita has constructed and deployed these orchard fans.
    • Chiquita retained a consultant for the landfill gas collection system.
    • Chiquita returned for a status hearing in March 2021 and the Hearing Board approved the modified Stipulated Order for Abatement.
    • A consultant has completed the initial odor surveillance training and has accompanied all odor surveyors on their odor surveillance trips as required by the modified Stipulated Order. Chiquita staff and the consultant have also completed the first quarterly refresher odor surveillance training.
    • Chiquita has selected its new Odor Control Supervisor and has introduced her to the CAC.
    • Chiquita has constructed a litter fence on the western ridgeline of the Landfill.
    • A consultant has completed a study of air movement around the Landfill, and the report has been submitted to AQMD
    • Chiquita submitted and AQMD approved new Standard Operating Procedures, Odorous Load Profiles, and Key Performance Indicators.
    • A consultant has completed a study of the feasibility of a vegetative barrier or other wind flow disruptors, and the report has been submitted to AQMD.
    • Chiquita has submitted an application for expanded use of the ADC material.
    • Chiquita returned for a status hearing in August 2021, and the Hearing Board approved the modified Stipulated Order for Abatement on 8/19.
    • Chiquita submitted an expedited permit application to SCAQMD for three additional orchard fan engines.  This application package is substantively identical to the prior application package.
    • Chiquita completed additional odor surveillance training by 9/18.
    • Chiquita returned for a status and modification hearing in September and October 2021, pursuant to Condition 37 of the August Stipulated Order for Abatement, and the Hearing Board approved a new modified Stipulated Order for Abatement on 10/5.
    • Chiquita submitted quarterly updates to the Odorous Load Profiles to AQMD for review on 10/8, 1/7, 4/6 and 7/7.
    • Chiquita has directed all waste back to Cell 6 or a single inclement weather working face.
    • Chiquita submitted an expedited permit application to SCAQMD for three additional orchard fan engines on 10/12.  This application package is substantively identical to the prior application packages.
    • Consultants have completed an additional study of air movement around the Landfill and of the effectiveness and placement of the orchard fans, and the report has been submitted to AQMD on 10/26.
    • Chiquita submitted revised Standard Operating Procedures and Key Performance Indicators on 11/12.  AQMD approved these revisions on 5/17.
    • Chiquita returned for a status hearing in November 2021 and the Hearing Board approved the modified Stipulated Order for Abatement.
    • Chiquita has submitted an application to extend use of the ADC material through November 15, 2022.  DPW and the LEA approved the extension on 12/8.
    • Chiquita completed quarterly odor surveillance training by 12/20/2021, 3/21/2022, 6/16/2022 and 09/15/2022.
    • On 2/1, Chiquita submitted a short variance petition to the SCAQMD Hearing Board and a permit application to the Fire Department for the Condition 34(e) smoke study.  The Fire Department issued the permit on 2/16. Chiquita notified the Sheriff’s Department of the study, but no approvals were required.  The Hearing Board granted the short variance on 3/8.
    • A consultant has completed a study of potential additional odor mitigation strategies at the landfill, and the report has been submitted to AQMD.
    • Chiquita returned for a status hearing in May 2022, and the Hearing Board approved the modified Stipulated Order for Abatement on 5/17.
    • Chiquita received the permits for the six additional orchard fan engines on June 23, 2022.  Chiquita now has 8 orchard fans in operation and is maintaining 1 as a backup.
    • A consultant completed the field work portion of the Condition 34(e) smoke study by 6/30 and Chiquita submitted the resulting report to AQMD on 7/29.
    • Chiquita completed quarterly training on the revised Standard Operating Procedures on 08/22/2022.
  • Ongoing tasks:
    • Twice daily odor surveillance monitoring by landfill staff has started and is ongoing.
    • Adjustments to the size of the landfill’s working face and the use of fans equipped with odor neutralizer are being made in accordance with the Stipulated Order.
    • Daily inspection of the tarp covers is ongoing.
    • Weekly inspection of the intermediate cover is ongoing.
    • Chiquita has started using the new ADC material.
    • Chiquita has been hosting its monthly community meetings.
    • Chiquita is implementing the Standard Operating Procedures, Odorous Load Profiles, and Key Performance Indicators.
    • Chiquita is applying odor neutralizer directly to active waste disposal operations which employ tipper engines.
    • Chiquita is only accepting Condition 20(a) Odorous Loads after 12pm.
    • Chiquita is sequencing loads to ensure immediate burial of Odorous Loads.
    • Chiquita is applying an odor control barrier.

Odor and Maintenance Logs

Reports, SOPs, Permits, and Orders

View the original Stipulated Order for Abatement

View the modified Stipulated Order for Abatement approved on March 24, 2021

View the modified Stipulated Order for Abatement approved on August 19, 2021

View the modified Stipulated Order for Abatement approved on October 5, 2021

View the modified Stipulated Order for Abatement approved on November 18, 2021.

View the modified Stipulated Order for Abatement approved on May 17, 2022.

The Safety Data Sheets for the odor neutralizer used at the landfill can be found here. Approximately 100 gallons of liquid odor neutralizer and 65,000 oz. of powder odor neutralizer is mixed with 500,000 gallons of water for use at the Landfill per month.

The Safety Data Sheets for the odor control barrier used at the landfill can be found here, here, and here.

View the Emergency Response Plan for Chiquita Canyon Landfill

Air Monitoring and Health Impacts

Air quality monitoring required under Condition 68 of the CUP is in process. Air monitoring equipment is operational at five on-site locations at the landfill and six off-site locations in the surrounding community. The consultant is awaiting final confirmations on the remaining off-site location before beginning installation. Further information and the consultant’s presentations to the Community Advisory Committee on the air monitoring program are available on the Community Advisory Committee webpage.

Upcoming Public Meetings

Community Meetings:

October 17, 2022 | 6:00 – 6:30 PM
Meeting Link
Dial-In Information: (346) 248-7799 Webinar ID: 972 0374 2324
Public comment will be received during this meeting

November 14, 2022 | 6:00 – 6:30 PM
Meeting Link
Dial-In Information: (346) 248-7799 Webinar ID: 970 1884 8673
Public comment will be received during this meeting

Community Advisory Committee Meeting
The Chiquita Canyon Landfill Community Advisory Committee (CCLCAC) is an advisory body to the Board of Supervisors, Regional Planning Commission, and County Staff on issues relating to the landfill, and is a means for the community to communicate with the Commission and other regulatory agencies on an ongoing basis regarding issues involving the development and operation of the landfill. Chiquita Canyon representatives attend the meetings of the CCLCAC to provide regular, and timely updates and reports regarding landfill operations as a means to maintain an open line of communications with local leaders and residents.

The next meeting of the CCLCAC will be Tuesday, October 4, 2022 at 6 p.m.

More information on meeting dates and times can be found on the CCLCAC website.

Technical Advisory Committee Meeting
October 18, 2022 | 10:00 AM

SCAQMD Hearing Board Hearing Regarding the Stipulated Order for Abatement in Case No. 6177-1
October 13, 2022 | 9:00 AM
Virtual access information: Zoom link
(Dial-in: +1 669 900 6833; Meeting ID: 914 2934 2608)
Public comment will be received during this meeting

 

CAC (Community Advisory Committee) Schedule
View schedule

TAC (Technical Advisory Committee) Schedule
View schedule

Past Presentations