1.0Petronorhttps://petronor.eus/eu/Petronor Userhttps://petronor.eus/eu/author/petronor_us/Bikaina, Muskiz-Zierbenako hondartzaren ur-kalitatearich600338<blockquote class="wp-embedded-content" data-secret="CFp2pr2TtI"><a href="https://petronor.eus/eu/2017/08/bikaina-muskiz-zierbenako-hondartzaren-ur-kalitatea/">Bikaina, Muskiz-Zierbenako hondartzaren ur-kalitatea</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://petronor.eus/eu/2017/08/bikaina-muskiz-zierbenako-hondartzaren-ur-kalitatea/embed/#?secret=CFp2pr2TtI" width="600" height="338" title="“Bikaina, Muskiz-Zierbenako hondartzaren ur-kalitatea” — Petronor" data-secret="CFp2pr2TtI" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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https://petronor.eus/wp-content/uploads/2017/08/Petronor_laarena_manterola.jpg599378Harearen kalitatea ona da, eta bainatu daiteke, Bizkaiko 21 hondartza guztietan. Honelaxe segurtatzen du Eusko Jaurlaritzaren Bizkaiko Lurralde Ordezkaritzak, abuztuaren 4an, egindako azken kontrolak, bainu eremuen egoera zertan den neurtzeko astero egiten den azterketaren barruan.