The National Diving & Activity Centre National Diving & Activity Centre awarded Certificate of Excellence from TripAdvisor Forest of Dean and Wye Valley
NDAC Servicing
SITA - The Scuba Industries Trade Association
Scuba Quest

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 ›

Site Facilities

Diving Information

Activities & Events

Centre Information

National Diving & Activity Centre
NP16 7LQ

Please be advised that the NDAC office is closed Monday to Wednesday, 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.

Learn to Scuba Dive....


Upcoming Courses for the next few months at the NDAC Dive School many more online >

NDAC Try-A-Dive Experience
• Sun 1st Sep 2019
• Sun 13th Sep 2019
• Sun 3rd Nov 2019
• Sun 1st Dec 2019

Open Water Diver
• Sat 31st Aug 2019
• Sat 12th Oct 2019
• Sat 2nd Nov 2019
• Sat 30th Nov 2019

Advanced Open Water Diver
• Sat 17th Aug 2019
• Sat 21st Sep 2019
• Sat 23rd Nov 2019
• Sat 14th Dec 2019

Rescue Diver
• More dates coming soon...

Emergency 1st Response Primary Care (CPR), AED Use & Secondary Care

• More dates coming soon...
(Update Courses On Request)

Speciality Courses

Technical Diving Courses

For Speciality and Technical Courses we provide custom courses on request throughout the year to suit your time schedule. Contact us for further details and to arrange a date.


NDAC Dive Equipment Servicing

Regular servicing of your equipment is very important for safe and reliable performance and to ensure your expensive kit has a long life.

To help our customers we are offering an onsite equipment servicing and repair service. For further details of the specific equipment servicing available at the centre and prices please visit our servicing information page. more>


UK Dive Centre Membership Card

Find out about the savings that can be made through Membership of the National Diving & Activity Centre >



The National Diving & Activity Centre in Chepstow has been awarded a 2015 Certificate of Excellence from TripAdvisor, the world’s largest travel site. Please let us know how your visit was


Review the NDAC on TrustPilot


The NDAC Wooden Wigwams are here! Click for further information
Book your NDAC Wooden Wigwam Now!


Site Plans for the NDAC


The View Cafe Bar opens at the NDAC on Friday 6th April 2012


Location of NDAC


Saltfree Freediving at NDAC

SaltFree are a group of freedivers and their scuba safety team united by a love for plunging into the depths of the National Diving and Activity Centre. more>

Atlantis Aqua Park Chepstow


Live Music at the NDAC Chepstow


FearFest-Evil returns 2019 with 'Condemned' Early Bird Tickets available now


The Wire Zip Slide Chepstow

The Wire Zip Slide is now available for bookings at the National Diving & Activity Centre in Chepstow.

Book on the Wire

The Wire is one of the UK's longest, tallest and fastest zip slides, running the 700 metre length of the NDAC Quarry.

Launch yourself from the 70m high cliff edge and speed along the length of our 80m deep flooded quarry.

Reaching speeds up to 40 miles per hour this exhilarating ride will take your breath away!

Book a place on the Wire Zip Slide »

Buy A Gift Voucher »

List of available dates »

Follow The Wire on Twitter @TheWireChepstow

70 Double Decker Busses Long



Join our Facebook community




Follow us on Twitter @NDAC_co_uk



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Latest News

400ft Bungee Jump weekend with live music at the View Cafe Bar. Spectators welcome.

Bungee Jump Chepstow

added 13 Aug 2019

Big Scuba Weekend: Try-dives, fun & games, equipment demos, live music, BBQ and more... 14th & 15th September 2019

Big Scuba Weekend

added 31 July 2019

Meet the Grady Twins - New teaser released for FearFest-Evil Condemned.

FearFest-Evil Trailer

added 23 June 2019

Half Price Wire Zip Slide, Atlantis Aqua Park and Giant 3G Swing during the midweek dates of the School Summer Holidays

50% Discount for Atlantis Aqua Park, Wire Zip Slide and Giant 3G Swing

added 28 Jun 2019

Half Price Scuba Diving during School Summer Holidays

Half Price Scuba Diving

added 27 Jun 2019

We have a vacancy for a Cleaning Supervisor.

Cleaning Supervisor Required

added 10 Jul 2019

We have a vacancy for a Supervisor at the View Cafe Bar.

Supervisor View Cafe Bar

added 9 Jul 2019

We have a vacancy for a Chef at the View Cafe Bar.

Chef View Cafe Bar

added 9 Jul 2019

Save 20% during weekends at Atlantis Aqua Park

20% Discount for Atlantis Aqua Park

added 27 Jun 2019

FREE Live Music at the NDAC's View Cafe Bar this Summer

Live Music Chepstow

added 26 Jun 2019

Meet Bertie the Fish, our newest underwater attraction.

Bertie the Fish

added 17 Jun 2019

FearFest-Evil wins 2019 ScareCon SCAR Award for 'Best Multi-Part Scream Event'

ScareCon Scare Awards

added 10 Jun 2019

We've been awarded a 2019 Certificate of Excellence from TripAdvisor and qualified for the Certificate of Excellence Hall of Fame.

Qualified for the Certificate of Excellence Hall of Fame.

added 05 Jun 2019

We have vacancies for General Assistants at the National Diving & Activity Centre.

General Assistants

added 5 Jun 2019

We have vacancies for cleaning staff at the National Diving & Activity Centre.

Cleaning Staff

added 22 Mar 2019

We have job vacancies Outdoor Activity Instructors at the National Diving & Activity Centre

Outdoor Activity Instructors

added 28 May 2019

New trailer for FearFest-Evil Condemned.

FearFest-Evil Trailer

added 23 May 2019

Do you have what it takes to join the FearFest-Evil acting team?

Actors Required for FearFest-Evil

added 22 May 2019

The Atlantis Aqua Park is now open at the NDAC Chepstow! Book your tickets now!

Wedding Fair Chepstow

added 28 Apr 2019

ScareCon SCAR Award Nominations for FearFest-Evil

ScareCon Scare Awards

added 17 Apr 2019

New underwater attraction lowered into place at the NDAC Chepstow

Underwater Attraction

added 26 Mar 2019

Groundworks complete for new Wire Zip Slide lines.

Wire Groundworks

added 18 Mar 2019

Final checks on our latest underewater attraction

Underwater Attraction

added 19 Mar 2019

Rock Works & Out of Bounds Area at Southern End of NDAC Lake

Rock Works

added 25 Jan 2019

Site improvements works at the NDAC

Infrastructure Works

added 22 Jan 2019

Additional 250m of floating pontoons to be installed

New Pontoons

added 09 Jan 2019

New underwater scuba diving attraction arrives at the NDAC

Hyperbaric Chamber

added 04 Jan 2019

Toll booths will be removed from the Severn Bridges over the 14th - 19th December.

Severn Bridge

added 14 Dec 2018

National Diving & Activity Centre (NDAC) finalists in two categories for the Welsh Hospitality Awards 2018.

Welsh Hospitality Awards 2018

added 6 Nov 2018

FearFest-Evil Returns 2019 with 'Condemned'

Night Dives

added 3 Nov 2018

Vlogger describes FearFest-Evil as the "UK's most intense scare attraction"


added 13 Oct 2018

Deadly Dinosaurs' Steve Backshall hunting Predator X in Chepstow!

Deadly Dinosaurs

added 28 Aug 2018

We’re pleased to announce that we've delicious meals from the award winning Pasta King at our View Cafe Bar.

Pasta King at NDAC Chepstow

added 23 Aug 2018

Noah’s Ark Children’s charity raises £10,000 on the Wire Zip Slide

Noah’s Ark Children’s charity raises £10,000 on the Wire Zip Slide

added 11 Jul 2018

NDAC activities and Water View Marquee feature on E4's Don't Tell The Bride

Don't Tell The Bride, Chepstow

added 26 Sep 2017



Opening Times

Diving Times Summer (01 April - 30 September inclusive)
Monday: CLOSED (open Bank Holdays and during School Holidays)
Tuesday: CLOSED (open during School Holidays)
Wednesday: CLOSED
Thursday: 0930 -1700
Friday: 0930 -1700
Saturday: 0800 - 1800
Sunday & Bank Holidays: 0800 - 1800
Clear of water 1 hour before end of session

The Wire Zip Slide & The Swing
The Wire & Giant 3G Swing are open most weekends, bank holidays, selected dates during School Holidays and occasional mid week dates.

Please check the individul activity pages for availability.

Book your place on the Wire here »

Book your place on the Giant 3G Swing here »

The View Cafe Bar - Opening Times
   Monday to Wednesday: Open during School Holidays.
   (Open on Cinema Screening dates, Bank Holidays & any dates the Wire/ Swing are open)

   Thursday: 0930 - 2100 
   Friday: 0930 - 2300
   Saturday 0700 - 2300
   Sunday & Bank Holidays: 0700 - 2100

   Breakfast: 0930 - 1100 (0700 - 1100 at weekends)
   Lunch: 1100 - 1800
   Dinner: 1800 - 2100
   Bar open: 1100 - 2100 (2300 Friday & Saturday)


Scuba prices for

Diver entry fee: £20.00 per person, or £15.00 for members
Personal Centre Membership: 1 year £40.00 ( £35.00 for renewals) more>

Freedivers pay a reduced entry fee of £10.00

Classroom £25.00 per half day / £50.00 per full day (hourly rate can be agreed).

Night Dives
NDAC Members Night Dive £15.00
Non Members Night Dive £20.00
Non Divers Free entry

Prices as of 08 July 2019

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