List of pipeline projects
4482 projects, most-worked on ProvenHand first
| Project | Operator | States | Built | Hands |
|---|---|---|---|---|
| Northern Access 2015 Project | National Fuel Gas Supply Corporation | NY | In service 2015 | |
| Northern Access 2016 Project | National Fuel Gas Supply Corp/Empire Pipeline, Inc. | NY, PA | In service 2021 | |
| Northern Access Expansion Project | National Fuel Gas Supply Corporation | NY, PA | In service 2012 | |
| Northern Border Des Plaines Project | Northern Border Pipeline Company | IA, IL | In service 2009 | |
| Northern Border Harper Extension | IA | In service 1998 | ||
| Northern Border Manhattan Extn | IA, IL | In service 1998 | ||
| Northern Border Monchy Expansion | IA, MN, SD | In service 1998 | ||
| Northern Border Pipeline Expansion/Extension | Northern Border Pipeline Company | IA, IL, MT, ND, SD | ||
| Northern Border Pipeline Project 2000 | Northern Border Pipeline Company | AZ, CA, NM, UT | In service 2002 | |
| Northern Columbus Last Phase | Columbia Gas of Ohio | OH | In service 2006 | |
| Northern Columbus Loop - Phase VII | Columbia Gas of Ohio | OH | ||
| Northern Delaware Basin Expansion Project | El Paso Natural Gas Company, L.L.C. | TX | In service 2020 | |
| Northern Lights 2009/10 Zone EF Exp Proj | Northern Natural Gas Company | MN | In service 2010 | |
| Northern Lights 2017 Expansion | Northern Natural Gas Company | MN | In service 2017 | |
| Northern Lights 2019 | Northern Natural Gas Company | MN | In service 2019 | |
| Northern Lights 2019 and Rochester Expansion Projects | Northern Natural Gas Company | MN | ||
| Northern Lights 2021 Expansion | Northern Natural Gas Company/Northern Lights 2021 Expansion | MN | 2021–2022 | |
| Northern Lights 2023 Expansion | Northern Natural Gas Company | MN, WI | 2024 | |
| Northern Lights 2025 Expansion | Northern Natural Gas Company | MN, WI | 2025–2026 | |
| Northern Lights 2027 Expansion Project | Northern Natural Gas Company | MN | ||
| Northern Lights Expansion Project | Northern Natural Gas Company | IA, MN | In service 2007 | |
| Northern Louisiana Expansion (Winnsboro Ext) | Regency Intrastate Pipeline Co | LA | In service 2005 | |
| Northern Natural Gas A-Line Replacement Project | Northern Natural Gas Company | IA | 2023 | |
| Northern Natural Gas CP05-79 | Northern Natural Gas Company | IA | ||
| Northern Natural Gas CP15-108 | Northern Natural Gas Company | |||
| Northern Natural Gas CP16-39 | Northern Natural Gas Company | NE | ||
| Northern Natural Gas CP19-57 | Northern Natural Gas Company | KS | ||
| Northern Natural Gas CP20-61 | Northern Natural Gas Company | KS | ||
| Northern Natural Gas CP20-62 | Northern Natural Gas Company | MN | ||
| Northern Natural Gas CP21-485 | Northern Natural Gas Company | TX |