Protected areas in Danish municipalities

5 kommuner
Vandhårdhed: 12–18 °dH
Radon: 30%–45%, 15%–30%
Fredninger: 10-20 km²
(-) Fredninger: 10-20 km²
(-) Radon: 30%–45%
(-) Radon: 15%–30%
(-) Vandhårdhed: 12–18 °dH