Xác định một số yếu tố nguy cơ ô nhiễm nước giếng khoan tại xã bách thuận, huyện vũ thư, tỉnh thái bình năm 2017

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Tác giả: Thị Vân Quý Đặng, Thị Kim Anh Đinh, Thị Nhu Ngô

Ngôn ngữ: vie

Ký hiệu phân loại: 551.48 Hydrology

Thông tin xuất bản: Y học cộng đồng, 2018

Mô tả vật lý: 84-88

Bộ sưu tập: Metadata

ID: 488614

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Chủ đề

Khảo sát một số yếu tố nguy cơ ô nhiễm nước giếng khoan tại xã Bách Thuận, huyện Vũ Thư, tỉnh Thái Bình từ tháng 1 năm 2017 đến tháng 6 năm 2017 tại 298 hộ gia đình cho thấy: yếu tố nhà tiêu cách giếng dưới 10m có tần suất cao nhất 75,8%, bán kính sân giếng dưới 1m có tần suất 42,3%, nguồn nhiễm bẩn cách giếng dưới 10m có tần suất 26,2%. Mức độ nguy cơ ô nhiễm nguồn nước thấp chiếm tỷ lệ 62,7%, mức độ trung bình là 30,9% và mức độ nguy cơ ô nhiễm cao là 6,4%. Nguồn nước gần nhà tiêu có mức độ nguy cơ ô nhiễm cao đạt 23,1%. Nguồn nước gần rãnh thoát nước có mức độ nguy cơ ô nhiễm cao là 11,8% và các nguồn nước gần khu vực chuồng trại có mức độ nguy cơ ô nhiễm cao là 7,0%.Survey of some risk factors for pollution of well water in Bach Thuan commune, Vu Thu district, Thai Binh province from January 2017 to June 2017 in 298 households showed that the factor of latrine is far from the lower well. 10m has the highest frequency of 75.8%, the well yard radius is less than 1m, frequency 42.3%, the source of contamination is less than 10m from the well below the frequency of 26.2%. Low risk of water pollution accounts for 62.7%, an average of 30.9% and a high risk of pollution of 6.4%. Water near to latrines has a high risk of pollution of 23.1%. Water sources near drains have a high pollution risk of 11.8% and water sources near the barn area have a high pollution risk of 7.0%.

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