No concelho de Mirandela existiam, em Abril de 2007, 2 ETAR´s/Leitos de Perculação, 40 ETAR´s/Lamas Activadas, 13 fossas sépticas e 13 ETAR´s/Plantas.
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![imagem](/thumbs/cmmirandela/uploads/writer_file/image/332/2_1_980_2500.jpg)
Cedainhos Frechas
![imagem](/thumbs/cmmirandela/uploads/writer_file/image/333/3_1_980_2500.jpg)
Caravelas S.Salvador
![imagem](/thumbs/cmmirandela/uploads/writer_file/image/334/4_1_980_2500.jpg)
Torre de Dona Chama
![imagem](/thumbs/cmmirandela/uploads/writer_file/image/335/5_1_980_2500.jpg)
Vale de Sancha Navalho
![imagem](/thumbs/cmmirandela/uploads/writer_file/image/336/6_1_980_2500.jpg)
Vale de Lagoa Eixos
![imagem](/thumbs/cmmirandela/uploads/writer_file/image/337/7_1_980_2500.jpg)
Vila Boa Canal
![imagem](/thumbs/cmmirandela/uploads/writer_file/image/338/8_1_980_2500.jpg)
Vale de Juncal