Utilize the input text as a context reference, choose the right relationship between water treatment and water from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

According to him, with the operation of central water treatment in Bita and Kilomga the water is expected to reach about 1.400 million cubic meters in 2017.

Answer: product_or_material_produced