ベカシ

Bekasi — Grokipedia Fact-checked by Grok 3 months ago Bekasi Ara Eve Leo Sal 1x Bekasi is a rapidly urbanizing city in West Java province, Indonesia , situated immediately east of Jakarta and forming a core part of the greater Jabodetabek metropolitan region. [1] Covering an area of 213.12 square kilometers with a flat terrain at elevations of 28 to 110 meters above sea level, it has a population of 2,644,058 as of mid-2024, yielding one of Indonesia 's highest urban densities at 12,406 people per square kilometer. [2] As a key industrial and commuter hub, Bekasi drives regional economic growth through manufacturing and services, while facing challenges like traffic congestion and environmental pressures from its proximity to the capital. [1] The city's history traces back to ancient times as the capital of the Tarumanagara Kingdom, known then as Dayeuh Sundasembawa or Jayagiri, which flourished from 358 to 669 CE along Java's western coast. [3] Inhabited originally by Sundanese people and later influenced by Hindu-Buddhist kingdoms, Bekasi evolved through colonial periods under Dutch rule and Japanese occupation, emerging as an independent municipality in 1996 after separation from Bekasi Regency . [3] Its strategic location facilitated growth as a trade and agricultural center, transitioning in the late 20th century into a modern industrial zone amid Indonesia's post-independence urbanization. Administratively, Bekasi comprises 12 districts and 56 urban villages, bordering Jakarta to the west, Bekasi Regency to the north and east, and Bogor Regency to the south. [2] The city's flat geography supports extensive infrastructure development, including integrated transport systems like the KRL Commuter Line and TransJakarta BRT, though rapid population influx has strained resources. [1] With a Human Development Index of 83.55 in 2024—the second highest in West Java —Bekasi reflects Indonesia's broader urban dynamism, blending residential expansion with commercial vitality. [2] Economically, Bekasi's gross regional domestic product reached 129.35 trillion Indonesian rupiah in 2024, with a growth rate of 5.19%, outpacing national averages in most years. [2] Manufacturing dominates at 33.05% of GRDP, fueled by over 10 major industrial estates such as Greenland International Industrial Center and Jababeka, which host automotive, electronics , and chemical sectors. [2] [4] The tertiary services sector is expanding, while the economically active population totals 1.35 million, underscoring Bekasi's role as Southeast Asia's prominent industrial corridor ; investment realization in 2024 reached 13.7 trillion rupiah, led by property and offices. [2] [1] [5] Geography Location and topography Bekasi City is situated in West Java Province, Indonesia, at approximate central coordinates of 6°14′06″S 106°59′32″E, encompassing a total land area of 213.12 km². [2] The city's geographical extent spans from 6°10′6″ to 6°30′6″ south latitude and 106°48′28″ to 107°27′29″ east longitude. [6] As a key component of the Jabodetabek metropolitan area, Bekasi serves as a satellite city to Jakarta, facilitating regional connectivity through its strategic positioning. The city is bordered by Bekasi Regency to the north and east, Bogor Regency to the south, Depok City to the southwest, and East Jakarta (part of DKI Jakarta Province) to the west. [7] These boundaries reflect Bekasi's integration into the broader urban corridor, with shared administrative lines influencing cross-jurisdictional development. [6] Bekasi features predominantly flat topography , characterized by slopes ranging from 0% to 2%, with elevations between 28 and 110 meters above sea level. [2] This low-relief terrain, part of the downstream Bekasi River basin, supports extensive urbanization but exposes the area to pressures from rapid expansion, including the proliferation of industrial zones and residential sprawl. [8] The landscape has transitioned from agricultural use to a densely built environment , underscoring Bekasi's role in accommodating overflow from Jakarta's growth. [9] Climate Bekasi experiences a tropical rainforest climate (Köppen Af), characterized by high humidity levels averaging 80-90% throughout the year and consistently warm temperatures with minimal seasonal variation. [10] The average annual temperature hovers around 27.5°C (81.5°F), with daily highs typically reaching up to 33°C (91°F) during the hottest months and lows dipping to about 23°C (74°F) at night. [11] This stable warmth is influenced by the city's equatorial proximity, resulting in an oppressive feel due to the persistent humidity. [12] Precipitation in Bekasi is abundant, with an annual average of approximately 2,300 mm, heavily influenced by monsoon winds from the Indian Ocean and Pacific. The wettest month is January , recording about 292 mm of rainfall, while the driest is August with around 46 mm. [11] These patterns contribute to frequent cloudy conditions, with overcast skies prevalent for much of the year. [11] The climate features a wet season from late October to early May, during which rainfall is most intense and accounts for the majority of the annual total, often leading to heavy storms that can cause localized flooding. [11] In contrast, the dry season spans from May to October , with reduced precipitation and slightly higher temperatures, though brief showers remain possible. [12] Occasional extreme events, such as intense thunderstorms, underscore the variability within this monsoon-influenced regime. [12] Hydrology Bekasi's hydrology is dominated by the Bekasi River, a key tributary of the Citarum River system, which originates in the southern highlands of West Java and flows northward through the city before merging into broader coastal waterways that link to Jakarta's canal networks. This river serves as the main surface water resource for the region, supporting irrigation , industrial needs, and urban water supply , while its basin covers approximately 1,200 square kilometers, encompassing Bekasi City and surrounding regencies. The river's flow is influenced by seasonal monsoons, with average discharges varying from 20 to 100 cubic meters per second, though sedimentation and upstream damming, such as the Jatiluhur Reservoir, regulate its volume. [13] Water quality in the Bekasi River has deteriorated significantly due to untreated industrial effluents from manufacturing hubs along its banks, particularly textiles and chemicals, leading to elevated biological oxygen demand (BOD) levels often exceeding 50 mg/L—far above the national standard of 6 mg/L for Class II waters. This pollution causes oxygen depletion, harming aquatic ecosystems and reducing biodiversity , with studies showing a pollution index score of 8.5 to 10 (heavily polluted) between 2018 and 2019. Ecological degradation is evident in the loss of fish populations and proliferation of algal blooms, exacerbating downstream contamination in the Citarum watershed. [14] [15] Flood risks are heightened by Bekasi's low-lying flat terrain within the 28-110 meter elevation range, rapid urbanization that has decreased permeable surfaces, and insufficient drainage infrastructure, resulting in frequent inundations during heavy rains. The 2007 floods displaced over 61,000 residents in Bekasi, while the 2013 event affected more than 33,500 people across low-lying areas, causing economic losses estimated at IDR 1.5 trillion. More recently, the March 2025 floods impacted over 61,000 people in Bekasi, with inundation in multiple districts due to overflow from the Bekasi and Citarum rivers. [16] [17] [18] These incidents highlight the vulnerability of riverine settlements to overflow from the Bekasi and Citarum rivers. Local government management efforts include ongoing dredging operations to restore channel capacity, such as those under the Integrated Citarum Water Resources Management Investment Program, which have cleared over 50 kilometers of sediment since 2010. Wastewater treatment initiatives, coordinated with the Ministry of Environment and Forestry, feature communal plants treating up to 20% of industrial effluents, alongside the Narogong Dam project for flood control and water allocation. These measures aim to mitigate pollution and flooding through basin-wide coordination. [19] [20] History Ancient and pre-colonial eras Bekasi's ancient history is rooted in the Tarumanagara Kingdom, one of the earliest known Hindu polities in the Indonesian archipelago, which flourished from the 4th to 7th centuries CE. The region served as the kingdom's capital, referred to in historical records as Dayeuh Sundasembawa or Jayagiri, located in what is now the Bekasi area. [3] This kingdom, centered in western Java , extended its influence over riverine territories vital for trade and agriculture , with its rulers commissioning monumental inscriptions to commemorate their achievements. [21] The etymology of "Bekasi" traces back to the Sanskrit term Candrabhaga , meaning "moon disc" or "disc of the moon," which denoted the ancient river flowing through the area—now known as the Bekasi River. This name appears in the 5th-century Tugu inscription, where it is linked to engineering projects under King Purnawarman, the kingdom's most prominent ruler. Over centuries, Candrabhaga evolved through local Sundanese dialects into Bhagasasi and eventually the modern "Bekasi," reflecting linguistic adaptations in the region. [3] [22] Early settlements in Bekasi emerged along river trade routes, fostering agricultural communities reliant on fertile alluvial plains for rice cultivation and supporting a network of inland ports. Archaeological evidence reveals Hindu-Buddhist influences from the Tarumanagara period, including temple foundations and ritual artifacts that indicate a syncretic religious landscape integrated with local animist practices. These settlements thrived on commerce with Indian Ocean traders, exchanging goods like spices an