The National Diving & Activity Centre

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Diving Times

(Clear of water 1 hour before end of session)

Activity Times

Activities are open most weekends, bank holidays, selected dates during School Holidays & occasional mid week dates.

Please see our full opening times ›

Activities & Events

Site Facilities

Diving Information

Centre Information

National Diving & Activity Centre
NP16 7LQ

Please be advised that the NDAC office is closed Monday to Thursday, so emails and phone calls may not be responded to during this time. Depending on when you make your enquiry it may take a few days before we can get back in touch with you.

Download Centre

Welcome to the NDAC download centre where a range of forms, maps, desktops and other goodies can be downloaded for your use. To view the PDF files you will need Adobe Reader. This can be obtained by following the link below.

Get Adobe Reader

Overall NDAC Site Map

NDAC Full Site Plan


Full site plan for the National Diving & Activity Centre. Showing all key areas of interest including the diving attractions, the wigwam village, the wire zip slide and the View Cafe Bar.

PDFNDAC_overall_site_v12-06_web.pdf 942kb

version 12.06 Updated November 2019

Dive Site Map

NDAC Dive Attractions Plan


This plan focuses on the diving area of the National Diving & Activity Centre. Showing the locations of all the diving attractions and their depths.

PDFNDAC_Dive Map_v12-06_web.pdf 939kb

version 12.06 Updated November 2019

Three Dimensional Quarry Plan

NDAC 3D Site Plan


This plan shows the undewater world of the National Diving & Activity Centre in 3D. Created using the latest GPS technology, this will help to give you a real feel of how the quarry looks without having to get wet!

This plan will be updated in the near future to show our numerous underwater attractions.

PDFNDAC_3Dmap_v1-0.pdf 860kb

Underwater Sonar Survey

NDAC Sonar


A Sonar site survey has been conducted at the NDAC by Phillip Bowen.

Phillip is a Senior Water & Environment Technician and the survey was carried out as part of his dissertation.

View online

Sonar Site Plan>

Download Printable PDF

PDF ndac_sonar_study2011.pdf 864KB 08 May 2011

Directions & Location Map

NDAC Directions and Location map


A map showing the NDAC site location, complete with directions from the North, South, East & West.

PDF directions.pdf 112kb

Membership Declaration Form

membership declaration form


Membership Declaration form, includes visitors declaration form. Please note that you will need to complete two copies of the visitors declaration form when visiting the site.

PDF membershipdeclaration.pdf 41kb (July 2019 version 12)

For more information on the benefits of NDAC membership, please visit our membership page. more>

Padi Medical Statement Form

padi medical statement form


Divers medical form with medical statement, questionaire and guidelines.(6 pages)

PDF padi_medical.pdf 280kb

Visitor's Declaration Form

NDAC Visitor Declaration Form


On arrival at the centre you need to complete a Visitor's Declaration Form. Please note that you will need to complete two copies of the form when visiting the site; one for us and another which must be displayed so that all details are visible from your vehicle dashboard.

PDF visitorsdeclaration.pdf 41kb (June 2018 v6.0)

Wire & Swing Registration Form

Wire & Swing Registration Form


To take part in the Wire Zip Zlide or the Giant 3G Swing you will need to complete a registration form on arrival, or bring a completed form with you.

PDF wire-swing-registration.pdf

Atlantis Aqua Park Registration Form

Wire & Swing Registration Form


To take part in the Atlantis Aqua Park you will need to complete a registration form on arrival, or bring a completed form with you.

PDF Atlantis-Registration.pdf

All downloads are copyright © NDAC Ltd / Studio JERO and are available to download for personal use only. They cannot be copied or otherwise reproduced without the express written permission of NDAC Ltd. All rights to the copyright material are protected by UK copyright laws, international treaty provisions and other applicable laws. NDAC Ltd & Studio JERO retains all rights not expressly granted.











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National Diving & Activity Centre, Tidenham, Chepstow, Gloucestershire, NP16 7LQ. Tel:    Email | Website by Studio JERO | Hosted on Pipe10 Servers