Northeast Supply Enhancement Project is a natural gas pipeline expansion project by Transcontinental Gas Pipe Line Company, LLC in PA, NJ, NY. It is under construction. Stated capacity is 0.4 Bcf/d. In-service timing is stated as Q4 2027. FERC dockets CP17-101, CP20-49. Sources: the sponsor's public material and EIA's pipeline project tracker. Last verified by Enercast on Nov 10, 2026.
| Status | Under construction | EIA, dated Sep 8, 2026 |
|---|---|---|
| Capacity | 0.4 Bcf/d stated | EIA, dated Sep 8, 2026 |
| In-service timing | Q4 2027 company-stated | Company, read Nov 11, 2026 |
| Operator | Transcontinental Gas Pipe Line Company, LLC | EIA, dated Sep 8, 2026 |
| Project type | Expansion | EIA, dated Sep 8, 2026 |
| States | PA, NJ, NY | EIA, dated Sep 8, 2026 |
| Length | 37.1 miles | EIA, dated Sep 8, 2026 |
| Jurisdiction | Interstate (FERC-regulated) · FERC | EIA, dated Sep 8, 2026 |
| FERC docket | CP17-101, CP20-49 | EIA, dated Sep 8, 2026 |
| Demand served | LDC (National Grid NYC) | EIA, dated Sep 8, 2026 |
| Last verified | Nov 10, 2026 | all sources fetched |
Capacity and in-service timing are what the source states. None is measured or forecast by Enercast. How to read this page.
Milestones
No dated milestones recorded yet. They are added as FERC orders, construction authorizations and in-service notices appear.
Change log
| Recorded | Field | Change | Source |
|---|---|---|---|
| Nov 11, 2026 | Stated in-service | 2027 → Q4 2027 | Company, read Nov 11, 2026 |
“Recorded” is the day Enercast approved the change, not the day it happened.
Sources
- Company: Williams: Northeast Supply Enhancement project page“Q3 2026 Target Construction Start Q4 2027 Target In-Service Date”
- EIA: EIA Natural Gas Pipeline Projects, release 2026-11-04: Northeast Supply Enhancement Project