El agua del manantial se contamina frecuentemente con microbios por la extensa actividad agrícola y la descarga de aguas residuales domésticas sin ningún tratamiento.
Due to agricultural activity and untreated domestic wastewaters, the spring water is often microbiologically contaminated.
Parte 3: Plantas de depuración de aguas residuales domésticas prefabricadas y/o montadas en su destino.
I gathered them up in an old coffee can...... and when I awoke the next morning, I received a shock...... for they had doubled in sizeEurLex-2 EurLex-2