Phase IV Expansion (II
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Sources disagree on some of this page's facts. Each value is shown with its sources; see Sources disagree.
Phase IV Expansion (II is a natural gas pipeline expansion in Massachusetts and Maine, operated by Maritimes & Northeast Pipeline. It runs 1.7 miles of 30" pipe.
| Phase IV Expansion (II | |
|---|---|
| Also called | Maritimes & Northeast Phase IV LNG Expansion[1], Phase IV Project[2] |
| General information | |
| Kind | Pipeline project[1] |
| Project type | Expansion[3] |
| Status | In service[3] |
| Commodity | Natural gas[3][4] |
| Owner and operator | |
| States | Massachusetts, Maine[1][3] |
| Approved | 21 February 2007[1][4] |
| In service | 15 December 2008[3] or 15 January 2009[5][sources disagree] |
| FERC docket | CP06-335[1] |
| FERC pre-filing docket | PF05-17[1] |
| Technical information | |
| Length | 1.7 mi[1][3] |
| Pipe size | 30"[3] |
| Capacity | 418 MMcf/d (FERC project list)[1] or 420 MMcf/d additional capacity (EIA)[3][sources disagree] |
| Capacity added | approximately 418,000 Dth/d (mainline capacity from 415,480 to 833,317 Dth/d)[4] |
| Horsepower added | 89,900 hp[4] |
| Cost | $321.3 million (EIA estimate; no dollar year given)[3][4] |
| On ProvenHand | |
| Hands listed | 0 |
Phase IV Expansion (II is a natural gas pipeline expansion in Massachusetts and Maine, operated by Maritimes & Northeast Pipeline. It runs 1.7 miles of 30" pipe.
Sources disagree
These sources give different values for the same fact. Each value is listed with the sources that give it.
| Fact | Values given |
|---|---|
| Capacity | |
| In service |
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Referencesedit
- “FERC: Approved Major Pipeline Projects (1997-Present)”. Federal Energy Regulatory Commission. Archived from the original on 1 July 2025. Retrieved 3 October 2026.
- “FERC eLibrary docket CP06-335”. Federal Energy Regulatory Commission. 16 May 2006. Retrieved 3 October 2026.
- “U.S. natural gas pipeline projects (Natural Gas Pipeline Projects)”. U.S. Energy Information Administration. Retrieved 3 October 2026.
- “Order Issuing Certificate and Amending Presidential Permit, Maritimes & Northeast Pipeline, L.L.C. (CP06-335, Phase IV Project)”. FERC (order). 21 February 2007. Retrieved 4 October 2026.
- “Phase IV Project - Notice of Project In-Service (CP06-335)”. Maritimes & Northeast Pipeline, L.L.C. (filed with FERC). 23 January 2009. Retrieved 4 October 2026.
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