Cleaning Out and Plugging Ten (10) Abandoned Permitted/Rule Authorized IIR Injection Wells, Highland Township, Elk County Estimated Amount: $500,000-$1,000,000 Term: 360 calendar days Bid Bond Required Principal Items of Work and Approximate Quantities: Clean out and plug ten (10) abandoned injection wells, estimated to be up to 2,700 feet in depth, to Department specifications. Prepare and restore well sites/site. Mobilize and demobilize plugging equipment. MANDATORY Pre-Bid Conference will be held on: June 29, 2023, at 9:00 a.m. Department representatives will meet contractors at: Dj’s Russell City Store, 1536 Route 66, Russell City, PA 16735. FAILURE TO ATTEND THE PRE-BID MEETING WILL BE CAUSE FOR REJECTION OF THE BID.

Bond Forfeiture Land Reclamation, Green Global Machine 221 LNC Land Reclamation Project, Buffalo Township, Washington County Estimated Amount: $100,000-$200,000 (Small Business Only) Term: 180 calendar days No Bid Bond Required Principal Items of Work and Approximate Quantities: Mobilization/Demobilization of Necessary Reclamation Equipment Backfilling Highwall or Blasting Highwall (Approx. 60,000 CY) Topsoil Spreading – Approximately 15,000 CY Regrading/Revegetation – 5 Acres Remove One Pond Place Gravel Over Pond Removal Area – Approx. 25 TON Regrade/Spread Topsoil and Revegetate Approximately 5 Acres According to the Approved Reclamation Plan Repair All Erosion Gullies Remove Any Assorted Trash, Abandoned Equipment and Parts Left Behind by Green Global Machine

Storage Tank Removal, McCandless Tank Removal, Worth Township, Butler County Estimated Amount: $0-$100,000 (Small Business Only) Term: 180 calendar days No Bid Bond Required Principal Items of Work and Approximate Quantities: Excavation, Removal, and Disposal of Underground Storage Tank Systems A. Excavation 4 L.S. B. 4 Underground Storage Tanks, Cleaning, Removal and Disposal and/or Salvage of Underground Tank and Appurtenances 4 L.S. Removal and Disposal of Residual Liquids from Underground Storage Tank Systems 4 Drums Site Access and Restriction 1 L.S. Backfill 155 Tons Underground Storage Tank System Closure Report 1 L.S. Closure Notification Form 1 L.S. Storage Tanks Permitting/Application Registration Form 1 L.S. MANDATORY Pre-Bid Conference will be held on: May 3, 2023, at 10:00 a.m. Department representatives will meet contractors at: 895 New Castle Road, Slippery Rock, PA 16057 FAILURE TO ATTEND THE PRE-BID MEETING WILL BE CAUSE FOR REJECTION OF THE BID.

Cleaning Out and Plugging Nineteen (19) Orphan Gas Wells, Farmington and Highland Townships, Clarion County and Green and Barnett Townships, Forest County Estimated Amount: $1,000,000-$5,000,000 Term: 360 calendar days Bid Bond Required Principal Items of Work and Approximate Quantities: Clean out and plug Nineteen (19) orphan gas wells, estimated to be 660 to 3,300 feet in depth, to Department specifications. Prepare and restore well sites/site. Mobilize and demobilize plugging equipment. MANDATORY Pre-Bid Conference will be held on: February 7, 2023 at 9:00 a.m. Department representatives will meet contractors at: Farmington Township Volunteer Fire Co. Parking Lot. 6785 Route 36, Leeper, PA 16233. FAILURE TO ATTEND THE PRE-BID MEETING WILL BE CAUSE FOR REJECTION OF THE BID.

Cleaning Out and Plugging Twenty (20) Orphan Gas Wells, Beaver, Richland, and Licking Townships, Clarion County Estimated Amount: $1,000,000 to $5,000,000 Term: 420 calendar days Bid Bond Required Principal Items of Work and Approximate Quantities: Clean out and plug Twenty (20) orphan gas wells, estimated to be 1,000 to 2,000 feet in depth, to Department specifications. Prepare and restore well sites/site. Mobilize and demobilize plugging equipment. MANDATORY Pre-Bid Conference will be held on: February 2, 2023, at 9:00 a.m. Department representatives will meet contractors at: Large Parking Lot Off Knox Exit South of I 80 East. Lat N 41 11’00” Long W-79 32’28”. FAILURE TO ATTEND THE PRE-BID MEETING WILL BE CAUSE FOR REJECTION OF THE BID.