Water hardness in Danish municipalities
- 1 kommune
- Solskin: 114–116 W/m²
- Regn: 1,9–2,1 mm
- Radon: 30%–45%
- Fredninger: Under 10 km²
- Nattehimmel: 80–95%
- (-) Nattehimmel: 80–95%
- (-) Fredninger: Under 10 km²
- (-) Radon: 30%–45%
- (-) Regn: 1,9–2,1 mm
- (-) Solskin: 114–116 W/m²