The Central Statistics Agency (BPS) recorded 23,743 reservoirs (embung) in Indonesia in 2020. This number represents a 19.1% increase compared to the previous year, which had 19,938 reservoirs.
East Nusa Tenggara (NTT) province had the highest number of reservoirs in the country, with 3,658, accounting for 15.41% of the total number of reservoirs last year.
The significant construction of reservoirs in NTT aims to address the water shortages that frequently occur during the dry season in the province. The topography of NTT has a dry climate, resulting in a dry season lasting more than seven months.
South Sulawesi is in second place with 2,737 reservoirs (11.53%), followed by East Java with 2,704 reservoirs (11.39%).
In 2020, 12,317 villages in Indonesia had at least one reservoir. This represents 16.31% of the total 75,535 villages in the country.
NTT again has the highest percentage of villages with at least one reservoir, at 42.77%. West Nusa Tenggara and South Sulawesi follow with percentages of 41.79% and 28.12%, respectively.
West Papua has the lowest percentage of villages with at least one reservoir, at 2.43%. Papua and North Maluku follow with percentages of 3.13% and 5.8%, respectively.