Waters Protection Ordinance
(WPO)

¹ ...³²

² In the areas par­tic­u­larly at risk (Art. 29) an au­thor­isa­tion is es­pe­cially re­quired for:³³

a.

un­der­ground build­ings;

b.

in­stall­a­tions which dam­age pro­tect­ive lay­ers or aquicludes;

c.

us­ing the ground­wa­ter (in­clud­ing use for heat­ing or cool­ing pur­poses);

d.

per­man­ent drain­age and ir­rig­a­tion;

e.

ex­pos­ure of the ground­wa­ter table;

f.

drill­ings;

g.³⁴

stor­age in­stall­a­tions for li­quid ma­nure and li­quid di­gest­ate;

h.³⁵

stor­age in­stall­a­tions for li­quids that may pol­lute wa­ters already in small quant­it­ies and with a us­able volume of more than 2000 l per stor­age tank;

i.³⁶

stor­age in­stall­a­tions for li­quids that may pol­lute wa­ters in ground­wa­ter pro­tec­tion zones and areas with a us­able volume of more than 450 l;

j.³⁷

tran­ship­ment areas for li­quids which may pol­lute wa­ters.

³ If au­thor­isa­tion is re­quired, the ap­plic­ant must prove that the re­quire­ments for pro­tec­tion of wa­ters are ful­filled and provide the doc­u­ments ne­ces­sary for this (if ne­ces­sary hy­dro-geo­lo­gic­al in­vest­ig­a­tions).

⁴ The au­thor­it­ies shall grant an au­thor­isa­tion if ad­equate pro­tec­tion of wa­ters can be guar­an­teed sub­ject to con­di­tions and re­quire­ments. It shall also lay down re­quire­ments for de­com­mis­sion­ing the in­stall­a­tions.