Ongoing Meadowbranch Landfill Updates

26 New wells and 4 horizontals continue to increase vacuum. ​ 300+ scfm increase pre to post installation.

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• New landfill gas system well pumps purchased November 2022, 7 pumps, installations occurring as weather permits for installation of air and forcemain. ​ Expected completion January 2023.

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• 26 wells installed all under vacuum, as of Oct. 28, 2022.

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• Leachate Evaporator temporarily demobilized October 13, 2022. Taken offline October 3, 2022.

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• There will be a 3rd party construction crew on-site at Meadow Branch Landfill over the next 2-3 weeks (beginning 09/19/2022) installing/re-drilling approximately 20 landfill gas collection wells.

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• The gas plant increased its capacity in early September through addition of membranes and related items. This allows all gas to be processed through the gas plant. ​ Flare is therefore turned off and will be operational if the plant is unable to receive all available flow.

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• New landfill gas system well pumps installations as of May 2022, 5 pumps.

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• Horizontal gas well installation scheduled for June 2022.

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• Cell construction to be completed by end of June 2022.

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• New landfill gas system well pumps installation as of 4/29/2022, 8 pumps.

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• New air/forcemain for landfill gas system wells is complete as of 4/27/2022.

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• New flare blower motor installed 4/29/2022.

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• April gas system tuning was completed as of 4/22/2022.

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• Phase 2 (5 acres) expected by end of May 2022.

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• Phase 1 (6 acres) of temp cap geosynthetics is complete as of 4/26/2022.

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• Soil excavation and placement within temporary cap areas is complete, April 2021.

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• Temporary Cap installation started on 4/18/2022. ​ Trenching in waste may be observed during the installation activities.

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• Evaporator back online after regular maintenance shutdown at 10:20 pm on 3/28/2022. ​ Will be at minimum rates until 8 am, then increasing.

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• Evaporator planned shutdown occurred at 4:00am on 3/28/2022

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• Evaporator will be preforming a planned preventative maintenance shutdown on Monday 3/28/2022. Evaporation rates will be reduced started at 11:00pm on 3/27/2022 to get to minimum rates by 4:00am

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• We will be upgrading the gas collection system between the dates of April 17th and May 6th. This includes the addition of approximately 2,400 ft of horizontal collection pipe and 5 to 6 horizontal well collection points to the gas collection system.