The National Diving & Activity Centre - Inland Dive and Activity Site, Chepstow
The National Diving & Activity Centre National Diving & Activity Centre awarded Certificate of Excellence from TripAdvisor
RoSPA Member
FIDS - Federation of Inland Dive Sites
NDAC Servicing
SITA - The Scuba Industries Trade Association
Wye Valley and Forest of Dean Tourism Association
PADI 5 Star Dive Centre

Diving Times

(Clear of water 1 hour before end of session)

Christmas & New Year opening times »

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 7LH

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
• 17 Nov 2018

PADI Open Water Diver
• 17-18 & 24-25 Nov 2018

SDI Open Water Diver
• 08-09 & 15-16 Dec 2018

PADI Advanced Open Water Diver
• 01 - 02 Dec 2018

SDI Advanced Adventure Diver
• 10 - 11 Nov 2018
• 22 - 23 Dec 2018

PAD/SDI Rescue Diver
• 15 - 16 Dec 2018 (SDI)

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

Full Course (at NDAC)
• 23 Nov 2018
• 14 Dec 2018

Full Course (at Cardiff Scuba)
• 16 & 17 Nov 2018
• 07 & 08 Dec 2018

Update Course (at Cardiff Scuba)
• 30 Nov 2018
• 21 Dec 2018

PADI / SDI Deep Diver Speciality
• 03 - 04 Nov 2018 (PADI)

PADI / SDI Wreck Diver Speciality
• 10 - 11 Nov 2018 (NDAC)

PADI / SDI Dry Suit Diver Speciality
• 17 Nov 2018 (SDI)
• 08 Dec 2018 (PADI)

PADI Enriched Air Diver Speciality / SDI Computer Nitrox Diver
• 08 Nov 2018 at Cardiff Scuba
• 22 Nov 2018 at NDAC
• 06 Dec 2018 at Cardiff Scuba

Pool Based Rebreather Try-Dive
Thornbury Leisure Centre (Sundays)
• 18 Nov 2018
• 09 Dec 2018

Fitzalan High School Pool (Wednesdays)
• 19 Dec 2018


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 >


UK Dive Centre Membership Card

Stuck for gift ideas?
'Take the Plunge' GiftCards are now available and make the perfect gift for anyone who has considered trying Scuba diving. GiftCards can also be purchased and redeemed against our other courses; so if you are the partner, parent, friend or relative of someone who's difficult to buy presents for; then the NDAC GiftCard is the perfect solution.

To buy a card please contact us or pop into the shop.

Activity Gift Vouchers for The Wire Zip Slide and the Giant 3G Swing are available here»


Join us for a feast of finger licking meats, salads and sides at our 2018 Christmas event.

Perfect for office or group parties, there will be non-traditional style food, disco lights and music so you can eat, drink and dance the night away. 

The medieval style event will be held in our Water View Marquee dressed with rustic 16th Century medieval furniture.

Water View Marquee dressed with rustic 16th Century medieval furniture

Limited Tickets Remaining!

Fri 7thDec

Only 47 remaining spaces

Fri 14thDec

Only 16 remaining spaces

Fri 21st Dec

Only 75 remaining spaces

7pm - 11pm

Tickets are just £15 per person for event entry, food and disco. All drinks are sold separately. Book your Christmas Dinner & Dance Tickets »

£15 Per Person

Perfect for Work Christmas Parties


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>

NDAC Drive in Cinema

Sat 22 Dec 2018 6:00pm

Christopher Robin

Film Poster

103 Minutes PGBook Tickets

Sat 22 Dec 2018 9:00pm

The Greatest Showman

Film Poster

105 Minutes PGBook Tickets

Sun 23 Dec 2018 6:00pm


Film Poster

97 Minutes PGBook Tickets

Sun 23 Dec 2018 9:00pm

Home Alone

Film Poster

103 Minutes PGBook Tickets

Fri 28 Dec 2018 6:00pm

Hotel Transylvania 3: A Monster Vacation

Film Poster

97 Minutes UBook Tickets

Fri 28 Dec 2018 9:00pm

The Greatest Showman

Film Poster

105 Minutes PGBook Tickets

Sat 29 Dec 2018 8:00pm


Film Poster

107 Minutes 12ABook Tickets

Sun 30 Dec 2018 8:00pm

Mamma Mia: Here We Go Again

Film Poster

114 Minutes PGBook Tickets

Book your cinema tickets online


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

There are limited tickets left for our Christmas Dinner & Dance. Don't delay book your Christmas party now!

7th December
47 remaining spaces

14th December
16 remaining spaces

21st December
75 remaining spaces

Christmas Dinner & Dance Chepstow

added 9 Nov 2018

Christmas Gift vouchers available for Wigwams, Wire Zip Slide, Swing and FearFest-Evil

Christmas Gift Vouchers

added 7 Nov 2018

Film Screenings at the Drive-In Cinema this December

Drive-In Cinema

added 7 Nov 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

Scuba Night Dives at the NDAC November and December

Night Dives

added 30 Oct 2018

Christmas Dinner & Dance, perfect for office/group Christmas parties.

Christmas Dinner & Dance Chepstow

added 30 Oct 2018

Christmas and New Year opening times for 2018/19

Christmas Opening Times

added 08 Oct 2018

Scuba Santas will be on Saturday 15th December 2018

Scuba Santas

added 05 Oct 2018

Ghost Fishing UK Winter Warmer. 5th & 6th January 2019

Ghost Fishing Winter Warmer

added 19 Oct 2018

FearFestonbury 24 hour live horror event. Register your interest now...


added 24 Oct 2018

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


added 13 Oct 2018

Severn Bridge Tolls to be scrapped 17th December 2018

Severn Bridge

added 03 Oct 2018

Learn to Scuba Dive - Dive School dates for Winter 2018

NDAC Scuba Training

added 28 Sep 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

Recent groundworks at the National Diving & Activity Centre


added 02 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

We have some job vacancies for A Chef, General Assistants and Cleaners at the National Diving & Activity Centre

Easter Scuba Diving

added 09 Jul 2018

Dive School dates for Summer & Autumn

NDAC Scuba Training

added 25 June 2018

NDAC awarded a 2018 Certificate of Excellence from TripAdvisor.

2018 Certificate of Excellence

added 24 June 2018

Toll price reduction on the M48 Severn Bridge from 8th January 2018.

Severn Bridge

added 23 Jan 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

24-hour underwater scubathon for brain injury charity

24 Hour Scuba Dive

added 02 Sep2017

Open Water Swimming discontinued until further notice

Swimming at NDAC

added 07 June 2017

The pontoon alarm will be out of action for a few weeks whilst we upgrade our systems.

NDAC Pontoon

added 04 Apr 2017

10,000 Likes for the NDAC Facebook Page. Thanks for your support.


added 17 Feb 2017

Infrastructure works - development of slipway road and turning circle

development of slipway road and turning circle

added 25 Oct 2016

New Children's play area opens

New Children's play area opens

added 25 Oct 2016

Improvements to NDAC car park with 400 tonnes of chippings to fill pot holes.

Car Park Improvements

added 24 Oct 2016


Opening Times

Diving Times Winter (01 October - 31 March inclusive) 
Monday: CLOSED (open Bank Holidays and during School Holidays)
Tuesday: CLOSED (open during School Holidays)
Wednesday: CLOSED
Thursday: 0930 -1700
Friday: 0930 -1700
Saturday: 0800 - 1700
Sunday & Bank Holidays: 0800 - 1700
Clear of water by 1600

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   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)


Prices for

Diver entry fee, per person £18.00 or £13.00 for members
Personal Centre Membership; 1 year £35.00 (Membership renewals only £30.00) more>

Snorkellers / Freedivers pay a reduced entry fee of £7.50

Kayakers and Canoeists pay a reduced entry fee of £7.50
If you would like to Canoe or Kayak at the NDAC please pre-book first by contacting us via phone or email

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

Night Dives
NDAC Members night dive £13.00
Non Members night dive £18.00
Non Divers Free entry

Prices as of 29 Jun 2016

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