Reservations for groups can be made via:
VVV - tourist office in Joure                           
Telefoon 0513 41 60 30
E-mail: VVV@joure.nl
http://www.joure.nl/

Entrance fees (from first of January 2009)
Adults and young people from 14 years, € 5.00
Children between the ages of 6 and 13,  € 3.00
Senior citizen pass holders and groups off 15 people (groups by appointment only), € 4.00
Students that pay schoolvisits, € 2.00
CJP pass, € 3.50
CJP passen, € 3,50 p.p.
Children under the age of 5 are free of entrance        

Visiting hours and tours:
In March, April and October the pumping station is open from Tuesdays through Sundays, with tours commencing at 13:30 and 15:00.
From May through September the pumping station is open from Tuesdays through Saturdays, with tours departing at 10:00, 11:30, 13:30 and 15:00 and on Sunday afternoons with tours departing at 13:30 and 15:00.
The pumping station is closed on Mondays and on public holidays, such as Easter, Whitsuntide, Ascension Day and Koninginnedag (Queens Birthday: April 30th).
The pumping station is closed in November, December, January and February.
The pumping station is deployed in the case of extremely high water levels. In these instances the pumping station is open from 10:00 to 17:30 during which timed tours are provided continuously.