Sinking a Water Borehole in Portugal in 2026: A Practical Guide to the 5 cv Rule, When a Prior Communication Replaces a Licence, the 100-Metre Spacing Limit, and the Fines for an Undeclared Well
A borehole on your own land is still a regulated use of a water resource. When a simple communication is enough, when you need an authorisation, what the 5 cv threshold means, the 100-metre spacing rule, and why an undeclared well sits in the 10,000 to 100,000 euro fine band.