| Site | Location | Date | Consultant/Licensed Installer | Area (ft2) | Depth (ft) | Description |
| General Electric Phase 6 | Pittsfield, MA | Jan. 2001 | Maxymillian / C3 Enviornmental | 8000 | 30 | cut-off wall along riverbank. |
| Quebecor | Rexdale, ON | Jan. 2001 | AMCE / C3 Environmental | 3000 | 23 | partial site enclosure to facilitate solvent recovery program. |
| Canadian National Railway SIte | South Bend, IN | Mar. 2001 | Slurry Systems / Earth Tech | 1132 | 23 | cut-off wall along creek edge. |
| Wisconsin Public Service Corp. | Sheboygan, WI | May 2001 | C3 Environmental | 40,000 | 30 | containment cell at riverside MGP plant. |
| Belleville Landfill Site | Belleville, ON | Jun. 2001 | C3 Environmental / Gartner Lee | 6000 | 20 | pilot scale phase leachate containment wall. |
| Department of Public Works | Lakewood, NJ | Oct. 2001 | Killam / GeoCon / C3 Environmental | 13,667 | 35 | closed cell confining fuel oil containment at municipal garage. |
| Former Wood Preserving Facility | Thunder Bay, ON | Oct. 2001 | Golder / C3 Environmental | 10,763 | 40 | extension of existing cut-off wall preventing migration of contaminants into lake. |
| Quantum | Vancouver, BC | Nov. 2001 | C3 Environmental | 3852 | barrier and leachate collection system. | |
| Manufacturing Plant | Hastings on Hudson, NY | Nov. 2000 | IT / C3 Environmnetal | 12,000 | 40 | cut-off wall to prevent PCB migration into river. |
| General Electric Phase 5 | Pittsfield, MA | Dec. 2001 | Maxymillian / C3 Environmental | 8000 | 30 | cut-off wall along riverbank. |
| General Electric Phase 7 | Pittsfield, MA | Dec. 2001 | Maxymillian / C3 Environmental | 4800 | 30 | cut-off wall along riverbank. |