The Waternet portal is a top-quality, comprehensive and professional central water data source for water engineers, sewerage treatment plant managers, agronomists, irrigation managers, environmental engineers, consultants, local authorities, industrial enterprises, entities involved in reclamation and filtration, desalination, students and everyone involved in the water industry. The portal’s chief activity is managing a professional index of enterprises in the water field, such as: pipeline accessories, reverse osmosis, water leakage – detection, fertilizers and chemicals, water conditioning, irrigation – drippers, irrigation control, irrigation and fertilization, irrigation – accessories, desalination, water pollution, water saving, sewerage treatment, well improvement, scale treatment, sludge treatment, water treatment, sewerage handling, consulting and planning, water treatment chemicals, water reservoirs – planning and establishment, reservoirs, reservoirs – cleaning, gate valves, water meters, measurement and control, connectors, water recycling, purification facilities, plastic containers, control devices, oil/fuel separators, push cameras, pumps, water installations, water installations – operations, thermal installations, monitoring and control, water filtration, sea works – contractors, piping, plastic piping, piping work, polluted soil – treatment, pumping, groundwater rehabilitation, soil rehabilitation, valves, and sewage – handling. Information concerning conferences in the water field, water exhibitions, seminars on the subject of water, tenders, water reports, irrigation reports, water index, water articles, enterprises in the water field, water advertising and courses in the water