<p>Department of Environment, Water and Natural Resources (DEWNR)<br />
PO Box 1046<br />
MOUNT GAMBIER, SA 5290</p>
<p>11 Helen Street<br />
MOUNT GAMBIER, SA 5290<br />
(08) 8735 1177</p>
Book online through www.parks.sa.gov.au. Please note that these sites are listed under Piccaninnie Ponds Conservation Park on the website. Timeslots and the number of divers have been allocated as below: - Sisters Sinkhole (maximum of 12 divers per timeslot, including instructor/s) – 6am to 12 noon, 12 noon to 8pm For each timeslot there must be a minimum of two divers, diving together, per booking. Any changes or additions to your booking must be requested by the person who made the initial booking. Diving indemnity form for each diver is required. A maximum of two dives/timeslots to be booked on a day. Bookings must be made a minimum of 48 hours (2 days) before the actual dive timeslot to allow for DEW to confirm your booking and details. You will receive a booking confirmation email once all indemnities have been received and CDAA qualifications verified.
Two separate holes with landbridge. Visibility average, usually better in northern hole along wall, bottom is silty, car body, truck, cash register, bike in southern hole. Popular training site.