本文针对洛南县水源保护现状及水质变化的原因,提出了确保饮水安全的对策。要尽快实施水源保护区内污水集中处理工程建设,确保达标排放;要加快水源涵养林建设,实施水源涵养林工程、小流域综合治理工程;要对水源地水质和环境管理齐抓共管,明确责任;要加大联合执法力度,对保护区内的违章建筑、采矿选矿和非法畜禽养殖给予坚决取缔,保证水源地饮用水安全。 This paper proposes the countermeasures to ensure the safety of drinking water, aiming at the current situation of water conservation in Luonan County and the causes of water quality changes. It is imperative to implement the construction of a centralized sewage treatment project in the water protection zone as soon as possible to ensure the discharge of standards; to accelerate the construction of water conservation forests, implement water conservation forest projects, and comprehensive management of small watersheds; It is necessary to increase joint law enforcement efforts and firmly ban illegal construction, mining ore dressing and illegal livestock and poultry breeding in the Reserve to ensure the safety of drinking water at the water source.