GCHQ's Secret
Spy Equipment
Test Facilities
GCHQ's new research and development
facility hidden in a forest clearing
GCHQ
tower
Birdlip Radio Station,
Shab Hill, Gloucestershire
Edgehills Radio Station, Plump Hill,
Mitcheldean, Gloucestershire
Read the detailed documents forming the planning
applications including correspondence,
technical drawings, photos and diagrams.

Find out how GCHQ's upgrade to the Birdlip signals site would have looked with new tall communications lattice towers and a huge radome for the purposes of trialling new equipment and testing secret projects.

Work out why GCHQ wanted to wire into the O2 Airwave system! See how Cotswold District Council blocked the facility even on appeal ... then how a switch to the Forest Of Dean and a new council did the trick.
radome
Page last updated:
4th March 2024
COPYRIGHT © 2024, Alan Turnbull
All Rights Reserved
GCHQ Edgehills
Application 2008
GCHQ Birdlip
Application 2006
O2 Airwave 2007
Widecombe-in-the-Moor
O2 Airwave Birdlip
Application 2007
O2 Airwave Birdlip
Application 2006
GCHQ Edgehills, Plump Hill, Mitcheldean, Gloucestershire
GCHQ Edgehills, Plump Hill, Mitcheldean, Gloucestershire
Exclusively revealed here first
The location for GCHQ's new test and development facility for trialling new interception and communications equipment. Hidden in a clearing within the Forest of Dean at Little Dean Walk, Edgehills Radio Station, Plump Hill, near Mitcheldean, Gloucestershire
Aerial photography Getmapping / Intermap
Original mapping data www.magic.gov.uk
GCHQ Edgehills radome tower, Plump Hill, Mitcheldean, Gloucestershire
GCHQ Edgehills radome tower in the Forest of Dean near Mitcheldean
As featured in "Secret Britain"
Eye Spy Magazine 49
July / August 2007
Eye Spy 49 front cover
Secret Britain article
Enter Secret Bases and read more on
GCHQ's and O2 Airwave's
proposals for
Birdlip Radio Station
and the MI5 Streatham Garage
developments in
"Watching the Watchers"

Plus full details on
many more News Exclusives.
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office block are
given away on
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National Border Targeting Centre
How I pieced together the clues to find it
New Manchester
location for NBTC
on a Wythenshawe
business park
hinted at in PR blunder
NBTC
NBTC
NBTC
Were the
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People's
Liberation Army
really behind it?
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Climate Change leaked emails scandal
How I linked the Russian server through Malaysia to China
Copenhagen
Summit
targeted by
Russian FSB
secret services?
Chinese PLA
Climate change
Climate change
Secret
commercially sensitive
document by e-Borders
prime contractor
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posted on Internet
Queen and all VIPs to be checked by
National Border Targeting Centre
VIPs no longer able
to travel under false names
in new Trusted Borders
anti-terror
database system
policed by NBTC
UKBA
Raytheon HQ
UKBA
Doh! MI6 chief Sir John Sawers on Facebook
How I found all of his personal
family photos, friends lists and more
Data servers and
vehicle depot
hidden
somewhere
in "the South East"
EXPOSED – New Top Secret MI5 Spy Centre
How I found all the architect plans and Bird's Eye aerial photos
Cannot be
precisely
pinpointed
for reasons of
National Security
MI5
Mail on Sunday exclusive
MI5
Secret Northern Rock list
making "get rich quick"
profits for "fat-cat"
property developers
Northern Rock and the Repo Hunter
Key research and analysis — how I linked Ajay Ahuja to the list
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accused of selling off job
lots of repossessed homes
at knockdown prices
Ajay Ahuja
Mail on Sunday exclusive
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Joint Borders
Operations Centre
Power Point slide show
Street View  –  Stasi HQ UK!  –  Street View
Key research and analysis — how I found the building near Heathrow
Where details of all your
journeys are secretly
logged and kept
for a decade
Home Office document
e-Borders Power Point presentation
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Home Office internal document
USAF airbase
once home to
Cruise Missiles
hosted Secret Bases
Secret Bases in a Secret Bunker
From May 2009 until August 2017, this website was hosted
on dedicated data servers within a MoD nuclear war
command and control bunker on a former USAF airbase
Electromagnetic Pulse
EMP protected
high security data
servers in 3 metre thick
concrete blast proof bunker
Cruise Missile bunkers
Data centre
Servers
« HIGHLIGHTS
HIGHLIGHTS »
Amazon AWS data centres
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UK data centre
locations revealed

AWS used shadowy
shell companies to submit
plans – with a comical twist
Spooks on LinkedIn
GCHQ Manchester
Forensic IT Analyst
outs himself
on job network
GCHQ Manchester
Cold War Armoury bunker
Cold War Armoury
The former Cold War
Regional Seat of Government
and ROTOR radar bunker
now used by film and
television armourers to
store firearms and ammo
Yoo Hoo SEROCU
Thames Valley Police
put their foot in it
and expose the location of
supposedly covert
South East Regional
Organised Crime Unit
Thames Valley Police SEROCU
GCHQ Manchester
OCDA Exposed
Snoopers' Charter
"regulatory body"
Office for Communications
Data Authorisations
is actually
co-located with
GCHQ Manchester
Military Aircraft
Mode-S ADS-B
1090MHz radar
transponder logs
Mode-S ADS-B 1090MHz military aircraft radar transponder logs
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happened on the way
to the GCHQ Doughnut
An astonishing, comical true story
about the perils of outsourcing
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right outside MI5 Data Centre
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Exercise Joint Warrior
Exercise Joint Warrior 2023
Royal Navy and Royal Air Force
War games off Scotland's coast
JW 231 & JW 232
April / October 2023
Shhh ... shelters
From Cold War to Cyber War

Hardened aircraft shelters (HAS)
are now spy data centres
at ultra secure location
Aircraft shelter spy data centre
GCHQ Manchester
GCHQ Manchester
Exclusive interior photos
of Heron House in
Albert Square
opposite
Manchester Town Hall

How was it done?
NABIS HQ
National Ballistics
Intelligence Service
in Birmingham

25m Weapons Range
at the bottom of
suburban gardens
NABIS
NSA Menwith Hill fibre optic relay
NSA Menwith Hill
GTT (Hibernia) Networks
fibre optic cable
relay station within
world-famous spy base
is exposed
SAS Hacker Squad
MAB5 Special Forces
Computer Networking
Exploit unit
in a forest clearing
in Herefordshire
SAS MAB5 Computer Network Exploit unit
Spy search
Spy Search
A dedicated customised
Google-powered
search facility where you can
easily find what you're
looking for on Secret Bases
Google Earth
Load the official
placemark file to accompany
Secret Bases
and view here on Google Maps
Created and regularly maintained
by the author of this website
Google Earth
RAF Croughton CIA spy Anne Sacoolas
Anne Sacoolas
RAF Croughton
death crash fugitive

Was CIA spy and her family
extracted by Gulfstream jet
owned by Northrop Grumman?
Privatised Spooks
MI5 spy planes
are officially retired
and private contractors
take over
MI5 spy planes
GCHQ Project Omega
Project Omega
Major upgrade
and expansion of
GCHQ Scarborough
revealed in plans and
new Google Earth imagery
NSA Digby
GCHQ Lincolnshire
spy base in massive
expansion programme

Aerial photos
reveal all
NSA Digby
MI5 Birmingham
Jewel in the Crown
MI5 Birmingham
regional offices
revealed in the city's
ancient Jewellery Quarter
Iran War
USAF sends
$145m of ammo to
UK storage base
used by B2
stealth bomber
RAF Welford ammunition transportation
RAF Edzell
What on earth is this
and where is it?
There's something
suspiciously familiar
about it
Heathrow Shutdown
RAF Northolt secret
VIP / Royal Family
military flight
caused the travel chaos
on Friday 17th January 2020
Aircraft type, registration,
ModeS transponder code, callsign
BAE 146 32 Squadron RAF Northolt
COPYRIGHT © 2024, Alan Turnbull
All Rights Reserved
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