Operator overview
KEYSPAN ENERGY DELIVERY LONG ISLAND
Primary ID 11713
Showing 2024 annual-report filings
Annual report summary
GD, GTG, LNG programs reported
Operating in NY
Total regulated miles
9k
across reported programs
Service connections
581k
latest reported total
LNG facilities (if any)
1
facilities reported
| Program | Miles | Services | State | Year |
|---|---|---|---|---|
| Gas Distribution | 9k | 581k | NY | 2024 |
| Gas Transmission & Gathering | 0 | — | NY | 2024 |
| Liquefied Natural Gas | — | — | — | 2024 |
Miles by installation service by decade.
Gas Distribution
1k mi peak
9k total
Pre-1940
590
1940–1949
332
1950–1959
935
1960–1969
1k
1970–1979
586
1980–1989
453
1990–1999
801
2000–2009
1k
2010–2019
1k
2020–2029
786
Unknown
0
Gas Transmission & Gathering
41 mi peak
130 total
Pre-1940
0
1940–1949
0
1950–1959
36
1960–1969
34
1970–1979
4
1980–1989
3
1990–1999
41
2000–2009
10
2010–2019
1
2020–2029
0
Unknown
0
Liquefied Natural Gas
Facility ID 7917
Facility & status
HOLTSVILLE LNG
NY
·
In Service
In service since 1/1/1971
Facility role
Peak Shaving
Storage w/ Liquefaction
Source: Liquefaction
Capacity
175000 bbls
100 MMcf
Equipment
Tanks: 1
Vaporizers: 3
Operations
Liquefaction rate: 6
Unit ID: 89366
Report date: 2/26/2025
Datafile as of: 12/1/2025
Reference
| Operator name | KEYSPAN ENERGY DELIVERY LONG ISLAND |
|---|---|
| Primary ID | 11713 |
| Programs | GD, GTG, LNG |
Contact details
| Preparer name | S****t K**n |
|---|---|
| Preparer title | Principal Engineer |
| Preparer phone | (516) 807-2335 |
| Preparer email | s*********n@n**********d.c*m |
| Preparer fax | (000) 000-0000 |
| Preparer address | — |
| Report submission type | INITIAL |
| Report date | 2025-03-14T00:00:00 |
| Filing date | 2025-03-14T00:00:00 |
| Additional information | Service leak repairs (Total and Hazardous) include 13 Hazardous above ground leak repairs. |
| Form revision | 7100.1-1 (Rev. 06-2023) |
| Company official name | KEYSPAN ENERGY DELIVERY - LONG ISLAND |
| Company official title | — |
| Company official phone | — |
| Company official email | — |
| Company official fax | — |
| Emergency contact name | — |
| Emergency contact phone | — |
| Emergency contact email | — |
Section 6 — Flattened data preview
| Key | Value |
|---|---|
| annuals.gd.miles | 8587.23 |
| annuals.gd.report_year | 2024 |
| annuals.gd.services | 580648.0 |
| annuals.gd.source_count | 1 |
| annuals.gd.state | NY |
| annuals.gd.year | 2024 |
| annuals.gtg.miles | 0.0 |
| annuals.gtg.report_year | 2024 |
| annuals.gtg.source_count | 1 |
| annuals.gtg.state | NY |
| annuals.gtg.year | 2024 |
| annuals.raw.gd.COMMODITY | Natural Gas |
| annuals.raw.gd.DATAFILE_AS_OF | 12/1/2025 |
| annuals.raw.gd.OFFICE_ADDRESS_STATE | NY |
| annuals.raw.gd.OPERATOR_ID | 11713.0 |
| annuals.raw.gd.OPERATOR_NAME | KEYSPAN ENERGY DELIVERY - LONG ISLAND |
| annuals.raw.gd.OPERATOR_TYPE | Investor Owned |
| annuals.raw.gd.REPORT_NUMBER | 20251227.0 |
| annuals.raw.gd.REPORT_YEAR | 2024.0 |
| annuals.raw.gd.SUPPLEMENTAL_NUMBER | 72884.0 |
| annuals.raw.gd.created_at | 2025-12-05 14:43:52.601886 |
| annuals.raw.gd.report_data.ADDITIONAL_INFORMATION | Service leak repairs (Total and Hazardous) include 13 Hazardous above ground leak repairs. |
| annuals.raw.gd.report_data.AVERAGE_LENGTH | 65.0 |
| annuals.raw.gd.report_data.FED_LAND_LEAKS_REPAIRED | 0.0 |
| annuals.raw.gd.report_data.FILING_DATE | 2025-03-14T00:00:00 |
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