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Harrow

Canons Park Mini Festival (Canons Park, Harrow)

Part of the Silk Stream Flood Resilience Innovation (SSFRI) Project: A mini-festival to promote the the park, the environment and our waterways! Join Thames21 for…

Chandos Park Mini-Festival (Edgware, Harrow)

Part of the Silk Stream Flood Resilience Innovation (SSFRI) Project: A mini-festival to promote the the park, the environment and our waterways! Join Thames21 for…

Thames21 provides new technology for communities to help beat flooding

Press Release Residents of four London boroughs provided with cutting edge devices to monitor flood defences London, UK –  21 January 2020: Residents in Enfield,…

Published 13th February 202013th February 2020 Published in Latest news, Media Releases

Defra gives Thames21 Natural Flood Management projects £200,000 boost

Thames21 and partners have received £200,000 for four new Natural Flood Management projects in North London, from the Department for the Environment, Food and Rural…

Published 20th October 20171st November 2017 Published in Latest news

Residents delighted with Stanmore Marsh restoration

School children, residents and local dignitaries all came together to officially open Stanmore Marsh on Wednesday June 28. Approximately 120 people thronged the Marsh Lane…

Published 30th June 201716th October 2017 Published in Latest news

Huge new green space for Harrow: Stanmore Marsh Wetlands officially opens after restoration

Free fun community activities on June 28 as part of London Rivers Week Date of release: June 16 EVENT DATE: Wednesday June 28 2pm-3.30pm Stanmore…

Published 19th June 20178th June 2018 Published in Media Releases

Book your half-term session at the Welsh Harp Centre with Thames21

Book your children in now for a great day out during the summer half-term! We have sessions at the Welsh Harp Environmental Education Centre, in Birchen…

Published 18th May 20174th September 2017 Published in Latest news

Flagship Welsh Harp Centre relaunches with community fun day on June 4

Community Fun Day: 4 June Time: 11-4 pm Location: Birchen Grove, London NW9 8RY A five-hectare nature oasis in north-west London is throwing its doors…

Published 15th May 201716th October 2017 Published in Media Releases

Teachers and youth group leaders invited to experience Welsh Harp Education Centre by the camp fire

North West London’s flagship environmental education venue is throwing open its doors for a special open evening on Thursday April 27th for teachers, youth group…

Published 10th April 20172nd October 2017 Published in Media Releases

Send pupils back to Stone Age in our new Key Stage 2 session

Thames21 has an exciting new Key Stage 2 session available at our Welsh Harp Environmental Education Centre which will provide a fantastic day of outdoor learning for…

Published 8th March 201729th September 2017 Published in Latest news

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Events Diary

Upcoming Events

Jul 9
11:00 am - 4:00 pm

Chandos Park Mini-Festival (Edgware, Harrow)

Chandos Park
Jul 23
12:00 pm - 4:00 pm

Canons Park Mini Festival (Canons Park, Harrow)

Canons Park
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Thames21
THAMES21

Address

Main Office location (& deliveries)

The City of London,
Guildhall,
Aldermanbury Street,
LONDON EC2V 7HH

Postal Address

The City of London,
Guildhall,
PO Box 270,
LONDON EC2P 2EJ

Phone: 020 7248 7171

Other addresses

Satellite Office: 

The Lock Office, Bow Locks, Navigation Road (off Gillender Street), LONDON E3 3JY

Phone: 020 7515 3337

Welsh Harp Environmental Education Centre:

Birchen Grove, LONDON NW9 8RY

Deputy CEO Chris Coode:

Phone: 07813 799757



Registered Charity number: 1103997

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