Balikpapan Bay
Balikpapan Bay ca.1910
Balikpapan Bay
Location	South Asia
Coordinates	1°15′00″S 116°48′00″E / 1.25000°S 116.80000°E / -1.25000; 116.80000Coordinates: 1°15′00″S 116°48′00″E / 1.25000°S 116.80000°E / -1.25000; 116.80000
Type	Bay
Native name	Teluk Balikpapan (Indonesian)
Basin countries	Indonesia
References	Teluk Balikpapan: Indonesia National Geospatial-Intelligence Agency, Bethesda, MD, USA

Balikpapan Bay (Indonesian: Teluk Balikpapan), is a bay in Indonesia, near Borneo island close to the city of Balikpapan, East Kalimantan, Indonesia. The Indonesian company Pertamina has its largest oil refinery on the eastern side of the bay.

Location

Balikpapan Bay is located on the western side of Makassar Strait, in the south-west of the Pacific Ocean. The bay borders several areas.

• North: Penajam Paser Utara Regency
• East: Balikpapan city
• South: Makassar Strait
• West: Penajam city and Penajam Paser Utara Regency.

Balikpapan bay is the mouth of several rivers such as Wain River before merging into Makassar strait.

Ports and harbors

Several public ports were located in Balikpapan Bay, such as:

• Semayang Harbor, the largest passenger and cargo for Balikpapan city.
• Kampung Baru Harbor, a harbour serving ferry boat passenger to Sulawesi
• Kariangau Harbor, a ferry harbor to Balikpapan city.
• Penajam Harbor, a ferry harbor to Penajam city.

Private ports were also located in this area, such as:

• Pertamina, on the eastern part.
• Chevron, on the western part.
• Several coal mining company has its own private port on western and northern part.