Commuter rails in Surabaya metropolitan area consists of separate commuter-type local train services operated by KAI Commuter in Surabaya, East Java, Indonesia, and its surrounding areas, such as Gresik, Mojokerto, Pasuruan, Sidoarjo and Lamongan with Commuter Line Supas (KA Komuter Supas), Commuter Line Jenggala (KA Komuter Jenggala), Commuter Line Sindro (KA Komuter Sindro), and Commuter Line Blorasura (KA Komuter Blorasura) trains, also Malang and Blitar with Commuter Line Dhoho (KA Komuter Dhoho), Commuter Line Penataran (KA Komuter Penataran), and Commuter Line Tumapel (KA Komuter Tumapel)
These trains currently use INKA-built Kereta Rel Diesel Indonesia (KRDI) diesel multiple unit (DMU) for their service.
Greater Surabaya Commuter trains
The map of Commuter rail of Surabaya as per October 2023
Commuter Line Supas is a commuter train serving Surabaya Kota station for Pasuruan station and vice versa. The train was first launched on 9 February 2004 as KA Delta Ekspres and inaugurated by President Megawati Sukarnoputri,[3] serving Surabaya and Sidoarjo. Several stops were built by KAI along the Surabaya–Sidoarjo railway line to support the train's operation, but in 2021 all stops were closed.[4] The route was extended further to Porong station in December 2017, and finally to Bangil station starting from December 2019. Formerly using Nippon Sharyo-built MCW 302 DMU, currently the train using KRDI DMU for its service. An extended line of KA Komuter Surabaya–Bangil, it was launched on 10 February 2021 as the 2021 train timetable (Gapeka 2021) was started.
Commuter Line Jenggala is a commuter train serving Surabaya Kota station for Mojokerto station and Sidoarjo station, vice versa. First operating on 12 November 2014, the train is the first train operating in the reactivated Tarik–Sidoarjo railway line.[5]
Commuter Line Sindro is a commuter train serving Sidoarjo station for Indro station in Gresik and vice versa. First operating on 10 February 2021, the train is the first train operating in the partly reactivated, previously freight-only Indro–Kandangan railway line.[6]
Commuter Line Blorasura is a commuter train serving Surabaya Pasar Turi station for Cepu station in Blora and vice versa with a stop in Lamongan station. Between 2004-2023, the line that served Lamongan station was called "Sulam", from the abbreviation for Surabaya and Lamongan, indicating the train terminus. On June 1, 2023, followed by the enactment of the 2023 train timetable (Gapeka 2023) , the "Sulam" commuter train was merged with the Blorasura which serves the same line.[7]
Other commuter trains
Besides the aforementioned trains, there are a number of medium-range commuter trains services between Surabaya and several cities/regencies:
Commuter Line Dhoho and Commuter Line Penataran, two train routes starting from Surabaya Kota station for Blitar station and vice versa via Kertosono for Dhoho and Malang for Penataran (make a stop in each station excluding Ngagel).
Between 2009 and 2013, KA Arek Surokerto ([id], Arek Surokerto Train) was operational,[8] serving Surabaya Gubeng station for Mojokerto station and vice versa, and make a stop in each station. "Arek Surokerto" stands for Angkutan Rakyat Ekonomi Kecil Surabaya-Mojokerto (Small Economy People's Transport Surabaya-Mojokerto). The train was using INKA-built electro-diesel train as its rolling stock.
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