WLIW
WLIW is a PBS member television station serving Long Island and the wider New York metropolitan region.
Last updated October 14, 2026
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Overview
WLIW is a public television station licensed to Garden City, New York, and identified with channel 21. It serves the New York City television market, with particular historical and editorial ties to Long Island. The station is a secondary PBS member in the region and operates as part of The WNET Group, alongside Newark-licensed WNET, WNDT-CD, WMBQ-CD, and WLIW-FM. WLIW and WNET share major production and administrative facilities at One Worldwide Plaza in Midtown Manhattan, while WLIW also maintains an auxiliary street-level studio at Lincoln Center and a production facility at its former transmitter site in Plainview, Long Island. WLIW was created following a 1968 decision by the Nassau County Board of Supervisors to support educational television on Long Island. The Long Island Educational Television Council secured a construction permit for channel 21 and began test transmissions in January 1969, followed by regular service on January 27 of that year. Its early years were marked by scarce funding, temporary facilities, limited technical resources, and difficulty retaining senior management. The station initially divided its schedule between instructional television and cultural programming, but it lacked a permanent studio for much of its first decade and did not begin color broadcasting until 1972. A major technical and organizational step came in 1979, when WLIW activated a higher-power transmitter and studio complex in Plainview. The upgrade expanded coverage across Long Island, although the period also brought disputes between management and trustees over programming and governance. During the 1980s, expanded cable carriage enabled WLIW to reach viewers beyond Long Island, including audiences in New York, New Jersey, and Connecticut. This growth created a strategic tension: some supporters wanted the station to remain a distinctly Long Island institution, while the station increasingly developed a regional and eventually national public-television role. By the late 1980s and early 1990s, WLIW had become one of the more widely viewed secondary public television stations in the United States. State funding reductions and economic pressures led to repeated cuts in local news and production, encouraging the station to rely less heavily on standard PBS scheduling and to acquire or distribute distinctive programming. WLIW helped establish the Program Resources Group, an alliance of secondary public television stations, and developed relationships for distributing British and international programming. In 1998 it began a ten-year association with the BBC to distribute BBC World News to American public television stations. WLIW also expanded its production and distribution activities. Programs such as Visions, Consuelo Mack WealthTrack, Treasures of New York, WLIW Arts Beat, and later Drive By History gave the station a national as well as regional identity. Its documentaries and pledge-drive programs became an important source of revenue and helped sustain the station before its merger with WNET. The station also distributed Louis Rukeyser's Wall Street to public television stations from 2002 to 2004. WLIW and WNET began discussing shared technical operations in 2000, initially in response to the cost of digital conversion. Those talks developed into a merger designed to reduce duplication and strengthen both organizations' ability to finance new infrastructure. The merger was approved by the WLIW board in 2001 and completed on January 31, 2003, after an extended federal review. WLIW retained a separate public identity and a Long Island advisory and fundraising structure, while operational control passed to the organization now known as The WNET Group. In later years, WLIW continued to combine locally oriented production with national public-media distribution. Its services include the primary WLIW schedule as well as multicast offerings such as Create, NHK World, and All Arts. The station completed its transition from analog to digital broadcasting in 2009. In 2019, its transmitter moved from Plainview to One World Trade Center as part of spectrum-repacking changes. WLIW subsequently became the New York market's principal high-power ATSC 3.0, or NextGen TV, multiplex, carrying its own services and selected services from partner and sister stations. The broader WLIW brand also expanded into radio when The WNET Group acquired WPPB in Southampton in 2019 and relaunched it as WLIW-FM in 2020.
History
WLIW originated in a public-education initiative led by Nassau County officials. On February 14, 1968, the Nassau County Board of Supervisors voted to fund the creation of an educational television station, allowing the project to seek matching support from New York State. The Long Island Educational Television Council subsequently obtained a construction permit for UHF channel 21 in Garden City. Test programming began on January 14, 1969, and regular broadcasting followed on January 27. The station was designed to serve schools as well as the general public, with an intended schedule split between instructional material and cultural programming. The station's first decade was financially and technically difficult. Founding general manager William Pearce left after only a few months, and the organization struggled to recruit a replacement. WLIW had no permanent studio or mobile production unit for much of this period. Temporary arrangements included facilities at Nassau Community College, the New York Institute of Technology in Westbury, and eventually a mobile van. Color broadcasting did not begin until December 1972, after color videotape equipment was installed. In 1979, WLIW activated a new transmitter and studio site in Plainview, located at a high point on Long Island. The facility improved reception and enabled the station to operate with greater reach and production capacity, although construction-related spending contributed to a substantial deficit and layoffs. Governance difficulties also affected the station. General manager Charles R. Bell alleged that some trustees were attempting to influence programming for political purposes, while the trustees declined to renew his contract. John Wicklein briefly succeeded him in 1980 and was asked to establish a more independent identity for WLIW while addressing the deficit. Arthur Gillick then took over and stabilized the station's finances and local production before his death from cancer in December 1983. Local news and public-affairs programs remained vulnerable to budget pressures, with several attempts to launch or revive Long Island news programming ending after financial or ratings problems. Cable expansion during the 1980s broadened WLIW's reach beyond its terrestrial Long Island audience. The station became available across portions of New York, New Jersey, and Connecticut and increasingly functioned as a regional public television service. This expansion was controversial because some Long Island supporters believed it weakened the station's local identity. WLIW also had to defend its cable carriage after the removal of federal must-carry requirements. A Manhattan cable system's brief decision to replace WLIW with a home-shopping service in 1987 was reversed following subscriber protests. During the early 1990s, public-media funding reductions and a wider economic downturn caused further cuts to local production. WLIW responded by reducing its reliance on conventional PBS programming and developing a more distinctive schedule. It helped form the Program Resources Group, a consortium of secondary public television stations that jointly acquired programming, and expanded its use of British and international content. In 1998, WLIW began a ten-year relationship with the BBC to distribute BBC World News to public television stations in the United States. The station also developed a significant national production and distribution business. By 2001, it was producing documentaries and other programs for sale to other public stations, with pledge-drive versions helping generate support. Digital television costs helped drive WLIW's eventual combination with WNET. The organizations began discussing shared technical infrastructure in 2000, initially focusing on master control and the expense of digital conversion. Negotiations broadened into a merger, prompting concerns that WLIW could lose its Long Island character. The WLIW board approved an agreement in July 2001. Federal review delayed completion, partly because of questions concerning commitments to local programming, but the merger was finalized on January 31, 2003. WNET assumed operational control, while the Long Island Educational Television Council remained involved as an advisory and fundraising body. The arrangement produced operational savings and reduced duplicated programming while preserving WLIW as a separate service. After the merger, WLIW continued to produce regional and nationally distributed programs, including Consuelo Mack WealthTrack, Treasures of New York, WLIW Arts Beat, and Visions. It later introduced Drive By History, focused on roadside historical markers in Long Island and New Jersey. The station also became part of The WNET Group's wider digital and multicast strategy, carrying services such as Create, NHK World, and All Arts. It moved its transmitter from Plainview to One World Trade Center in 2019 during a spectrum-repacking process. In October 2023, WLIW launched ATSC 3.0 service, making its multiplex a significant NextGen TV platform in the New York area and allowing it to host services from WLIW, WNET, and commercial and public-media partners.
- 2023
ATSC 3.0 service launches
[1]WLIW began operating as a high-power NextGen TV multiplex for its own and partner services.
- 2020
WLIW-FM launches
[1]The WNET Group rebranded acquired Southampton station WPPB as WLIW-FM.
- 2019
Transmitter moves to One World Trade Center
[1]The transmitter relocation accompanied the New York market's spectrum-repacking changes.
- 2009
Analog television service ends
[1]WLIW completed its federally mandated transition from analog broadcasting to digital television.
- 2003
Merger with WNET completed
[1]WNET assumed operational control of WLIW after federal approval of the merger.
- 1998
BBC World News distribution partnership begins
[1]WLIW began a decade-long arrangement to distribute BBC World News to U.S. public television stations.
- 1979
Plainview transmitter and studios activated
[1]A new high-point Long Island site improved coverage and expanded the station's technical capabilities.
- 1972
Color broadcasting introduced
[1]The station began color telecasts after installing color videotape equipment.
- 1969
WLIW begins broadcasting
[1]Test transmissions began in January, followed by regular broadcasting on January 27 as Long Island's first television station.
- 1968
Educational television project approved
[1]Nassau County approved funding for a Long Island educational television station, supporting the application for channel 21.
Products and positioning
A Long Island-rooted public television service that combines regional storytelling, arts and cultural programming, educational content, PBS programming, and nationally distributed productions within The WNET Group.
Public television station · 1969
WLIW television service
The core channel 21 service is a PBS member television station licensed to Garden City and serving Long Island and the New York metropolitan area. Its schedule combines PBS programming, public-affairs content, cultural series, documentaries, educational material, and programs produced by WLIW or other parts of The WNET Group.
Financial public-affairs program · 2005
Consuelo Mack WealthTrack
A nationally distributed public television program focused on investment and personal-finance issues. WLIW has produced the series since 2005, making it one of the station's best-known national program-distribution efforts.
Cultural documentary series
Treasures of New York
A locally oriented documentary and cultural series presenting people, institutions, places, and stories connected with New York. It reflects WLIW's role within The WNET Group as a producer of regional programs with broader public-media value.
Travel and cultural documentary series · 1997
Visions
A long-running series built around aerial imagery and visual portraits of regions and countries. WLIW has produced and distributed Visions since 1997, using scenic storytelling to reach audiences beyond its Long Island base.
History series · 2020
Drive By History
A history program introduced in 2020 that explores roadside historical markers and related stories in Long Island and New Jersey. The format connects regional travel with accessible local history.
Arts multicast service · 2019
All Arts
A 24-hour arts channel produced by The WNET Group and carried as one of WLIW's multicast services. It extends the group's arts programming through a dedicated digital television outlet.
Public radio station · 2020
WLIW-FM
WLIW-FM is the radio extension of the WLIW identity, serving eastern Long Island from Southampton after the former WPPB was acquired and rebranded by The WNET Group.
Brand decisions
2023
Convert WLIW into an ATSC 3.0 multiplexStrategyBackground
The WNET Group sought to deploy NextGen TV capacity while continuing to provide WLIW and partner services to viewers.
Action taken
WLIW launched ATSC 3.0 operations and began carrying its own service alongside selected WNET, WCBS-TV, WNBC-TV, and WNJU signals, with WMBQ-CD also using the multiplex.
Aftermath
WLIW became a major high-power ATSC 3.0 platform in the New York television market.
2015
Move selected PBS documentary series to WLIWStrategyBackground
WNET reported that POV and Independent Lens were not retaining the audience levels of the preceding Antiques Roadshow schedule slot.
Action taken
WNET announced plans to place POV and Independent Lens on WLIW.
Aftermath
The decision used WLIW's schedule as an alternative outlet for established PBS documentary programming within the New York-area public television group.
2001
Approve merger with WNETM&ABackground
Digital conversion and infrastructure costs prompted WLIW and WNET to explore shared technical operations. The discussions expanded into a full organizational merger, raising concerns about the preservation of WLIW's Long Island identity.
Action taken
The WLIW board approved a merger agreement under which WNET would assume operations and several WLIW board members would join the WNET board.
Aftermath
The merger received federal approval after an extended review and was completed in January 2003. WLIW retained a separate public identity and advisory structure.
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