Sign in

Gareth Farr

@garethfarr.bsky.social
141 followers 73 following 151 posts

Head of Heat and By Product Innovation at the Mining Remediation Authority (formally the Coal Authority) /mine water / heat / hydrogeology /heat pumps / geothermal / UK www.researchgate.net/profile/Gareth…

PostsRepliesMedia
Gareth Farr @garethfarr.bsky.social · 05/07/2026
I had such a great time when i used to work with Peter on many of Wales peatlands - he is now dubbed Wales’ ‘BogFather’ and I couldnt agree more www.bbc.co.uk/news/article...
bbc.co.uk
Scientist restoring Wales' peatlands in climate change fight
A childhood fascination with bogs led one Welsh scientist to try and help save the planet.
030
Gareth Farr @garethfarr.bsky.social · 22/06/2026
'From Coal to Cabernet' now that a talk title I wish I had come up with myself ! www.theguardian.com/environment/...
theguardian.com
From coal to cabernet: the wine seller using a flooded mine to cut heating bills
Lanchester Wines in north-east England uses heat from a disused coalmine to maintain wine temperatures and with 23,000 flooded mines in the UK, there’s huge potential for more businesses and homes to ...
010
Reposted by Gareth Farr
NationCymru @nation.cymru · 15/06/2026
Natural Resources Wales Peatland Specialist, Dr Peter Jones MBE, has been presented with a prestigious award at a UK peatland conference which was held in Swansea
wp.me
Welsh ‘Bogfather’ wins prestigious award
Nation Cymru Staff Natural Resources Wales (NRW) Peatland Specialist, Dr Peter Jones MBE, has been presented with a prestigious award at a UK peatland conference which was held in Swansea. The highly ...
094
Gareth Farr @garethfarr.bsky.social · 11/06/2026
ciritcal minerals in acidic coal mine water in the US .....makes you wonder if there is anything worth recovering in the UK ....who knows ? theconversation.com/americas-nex...
theconversation.com
America’s next big critical minerals source could be coal mine pollution – if we can agree on who owns it
Coal mines are notorious sources of acid mine drainage, but the orange sludge that threatens water supplies and wildlife also contains valuable rare earth elements.
100
Gareth Farr @garethfarr.bsky.social · 29/05/2026
If I had a pound for ever time someone says you can't retro fit mine water heat to buildings (id be rich!) - well look at this - low rise social homes connected to mine heat network and they didn't even change the radiators !!!!! RETRO FIT IS POSSIBLE www.cibsejournal.com/general/deep...
cibsejournal.com
Deep impact: decarbonising homes with mine-water - CIBSE Journal
A pilot scheme connecting 16 homes to Gateshead’s mine-water heat network, using external heat interface units
000
Gareth Farr @garethfarr.bsky.social · 13/05/2026
New paper from the team covering the construction and early data from our Living Lab that monitors 3 active mine heat schemes ! Enjoy www.lyellcollection.org/doi/full/10....
lyellcollection.org
Construction of the ‘Gateshead Mine Water Heat Living Laboratory’ | Quarterly Journal of Engineering Geology and Hydrogeology
Understanding the subsurface is essential in all geothermal projects and in particular for mine water heating and cooling where the hydrogeological processes within the mine workings are complex and l...
031
Gareth Farr @garethfarr.bsky.social · 08/05/2026
Want to engage people about underground thermal energy storage ? This guide has a a whole bunch of ideas worth checking out ⬇️⬇️
011
Gareth Farr @garethfarr.bsky.social · 06/05/2026
Some real nice podcasts from the UK National Geothermal Centre - also on spotify to download ! youtube.com/@strictlygeo...
youtube.com
000
Gareth Farr @garethfarr.bsky.social · 01/05/2026
The mine water energy symposium 2026 was a blast ! Speakers from across the world and a brilliant tour of the ever expanding Gateshead heat network . Hosted at The Baltic arts venue it was a sell out in person event and really shows the momentum behind mine water heat is building !
110
Gareth Farr @garethfarr.bsky.social · 13/04/2026
More free talks on geothermal and mine water heat - this thursday sign io is free ! www.eventbrite.co.uk/e/low-carbon...
eventbrite.co.uk
Low Carbon Heating Solutions: Geothermal Systems & Mine Water Heat Recovery
Join us for an insightful webinar exploring how geothermal energy can support the region’s clean energy future.
000
Gareth Farr @garethfarr.bsky.social · 06/04/2026
Beautiful day to be on the dunes and lots of sand flying about in the wind which was great to see - found this Morel ? On the edge of one of the newish slacks - I thought it was a shrivelled walnut at first 😂
020
Gareth Farr @garethfarr.bsky.social · 25/03/2026
mine water heated greenhouses coming to Canada ? lets hope so www.geothermalcanada.org/news/2026/3/...
geothermalcanada.org
Geothermal Mine Water Greenhouse in the Works for Springhill, Nova Scotia
The Geothermal Greenhouse Action Plan (GGAP) outlines a pathway to develop a community greenhouse utilizing geothermal energy from mine water under Springhill, Nova Scotia.
010
Gareth Farr @garethfarr.bsky.social · 19/03/2026
free talk : mine water heat future projects form the community energy secotr in wales forms.office.com/pages/respon...
forms.office.com
Microsoft Forms
010
Reposted by Gareth Farr
London Geothermal Consortium @londongeothermal.bsky.social · 17/03/2026
We’re excited to announce that London Geothermal has officially joined the @reassociation.bsky.social 🌍✨ #Geothermal #GeothermalEnergy #DistrictHeating #LondonGeothermal #RenewableEnergy
054
Gareth Farr @garethfarr.bsky.social · 16/03/2026
data centres and mine water cooling in Pennsylvania and opportunity not just in the states but across lots of abandoned mining areas theconversation.com/abandoned-pe...
theconversation.com
Abandoned Pennsylvania mines and waste-heat recycling could make the state’s massive new data centers far more sustainable
In Pennsylvania, new data centers could require enough electricity to power 11 million homes.
001
Gareth Farr @garethfarr.bsky.social · 06/03/2026
late to the party with this one but great to see local use of water from old lead mine for heat recovery - just think how many sites like this could be harnessed for heat recovery esp at properties off the grid - nice work IMS heat pumps ! www.imsheatpumps.co.uk/blog/ims-hea...
an energy blade in a channel to harness heat from water flowing from an old lead mine in Yorkshire UK
010
Gareth Farr @garethfarr.bsky.social · 04/03/2026
Good to see mine water for data centres entering the discussion in Pennsylvania natlawreview.com/article/how-...
natlawreview.com
How Pennsylvania Can Use Abandoned Mines for Data Center Hubs
In previous articles, we have discussed (i) geothermal energy (heat from within the earth) as another source of renewable energy for heating and cooling of buildings, but whose use has been virtually ...
000
Gareth Farr @garethfarr.bsky.social · 17/02/2026
Don’t forget your abstracts super easy to submit too :)
000
Gareth Farr @garethfarr.bsky.social · 13/02/2026
Sign up if you want to find out about mine water heat in the UK & Germany - its free too ! www.linkedin.com/posts/eageli...
linkedin.com
#communities #eage | EAGE (European Association of Geoscientists and Engineers)
#Communities ⭐ 𝗘𝘅𝗽𝗲𝗿𝘁 𝗗𝗶𝗮𝗹𝗼𝗴𝘂𝗲 𝗦𝗲𝗿𝗶𝗲𝘀 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝘁𝘆 𝗼𝗻 𝗚𝗲𝗼𝗺𝗲𝗰𝗵𝗮𝗻𝗶𝗰𝘀 We are excited to announce the first activity of the #EAGE Technical Community on Geomechanics with the launch of our Expert ...
000
Gareth Farr @garethfarr.bsky.social · 09/02/2026
nice update on our work to monitor how mine water heat schemes operate in proximity to one another www.bbc.co.uk/news/article...
bbc.co.uk
Gateshead pioneers research into mine water heat technology
Gateshead's Living Laboratory is providing
000
Gareth Farr @garethfarr.bsky.social · 21/01/2026
warm homes plan is out - brilliant to see Belinda from Gateshead Council feature in a case study for their mine water heat network which we helped support. lets hope this means more heat networks and of course more use of mine water too ! assets.publishing.service.gov.uk/media/696f8a...
010
Gareth Farr @garethfarr.bsky.social · 20/01/2026
defiantly a project ill be following - adding H2 recovery onto an existing mine water heat network - 'Mine-H2' project - looks totally fascinating ! www.youtube.com/watch?v=mYJs...
010
Reposted by Gareth Farr
British Geological Survey @bgs.ac.uk · 15/12/2025
📅 Save the date! Join us week commencing 27 April 2026 at the IEA Mine Water Energy Symposium, for two days of talks from global experts on mine water heating, cooling and storage schemes worldwide. ♨️ More details soon.
A graphic to promote the 2026 mine water energy symposium. This is a 'save the date' graphic, which gives the date as week commencing 27 April 2026, online and in person. To the right is an image of water rushing from an old mine working. At the bottom of the image at the logos for IEA Geothermal, The Mining Remediation Authority, the Department for Energy and Net Zero and BGS. The graphic is on a blue background with gold accents
042
Gareth Farr @garethfarr.bsky.social · 11/12/2025
SAVE THE DATE ! We are back in person for the MINE WATER ENERGY SYMPOSIM 2026 in Newcastle-Gateshead UK www.iea-gia.org/event/2026-m... wkbg 27th April 2026 - actual dates TBC soon
iea-gia.org
2026 Mine Water Geothermal Energy Symposium and Associated Events — IEA Geothermal | International Energy Agency Geothermal
Save the date for the 2026 Mine Water Geothermal Energy Symposium. The event follows up on the very successful events held annually since 2021. The symposium will be a hybrid event with the in pers...
021
Reposted by Gareth Farr
Jon Pountney @jonpountney1.bsky.social · 01/12/2025
Sheds. Engine sheds. Potting sheds. Garden sheds. Wood sheds. Bike sheds. Boat sheds. Another date for your diary- an exhibition at Turner House Penarth with Lee John Phillips about our shared love of sheds; open Jan the 15th; evening reception on the 16th. More details soon!
15412
Gareth Farr @garethfarr.bsky.social · 01/12/2025
Go Vancouver ! Good to see more interest in mine water heat in Canada esp since they had some of the first schemes in the world in Nova Scotia ....https://www.uvic.ca/acet/projects/cumberland/index.php#ipn-people
uvic.ca
Cumberland District Energy Project - Accelerating Community Energy Transformation (ACET) - University of Victoria
Inspired by and honouring place, we are a community-minded, globally engaged university where we transform ideas into meaningful impact.
020
Gareth Farr @garethfarr.bsky.social · 27/11/2025
www.power.news/2025-11-26-t...
power.news
Canadian town to repurpose flooded coal mines for geothermal energy production
In the quiet village of Cumberland, British Columbia, the ghosts of an industrial past are stirring to offer change, an unexpected key to a future of clean energy. Deep beneath the streets where miner...
010
Gareth Farr @garethfarr.bsky.social · 21/11/2025
useful study based on interviews with residents about a mine water heat network theconversation.com/how-heat-fro...
theconversation.com
How heat from old coal mines became a source of local pride in this northern English town – new study
Mine water district heating schemes provide an opportunity to involve communities in their energy futures.
100
Gareth Farr @garethfarr.bsky.social · 06/11/2025
I do wonder why this resource isnt used more - groundwater levels in Cardiff only a few m below ground making pumping costs and drilling cheap www.bbc.co.uk/news/article...
bbc.co.uk
Geothermal energy from heat pumps could heat all Cardiff homes
Traffic and people on Cardiff's streets causes what has been called
191
Gareth Farr @garethfarr.bsky.social · 18/09/2025
Our mine water heater living lab is busy collecting data and it’s all free and open access ! Summary here coalauthoritywebfolder.s3.eu-west-2.amazonaws.com/Gateshead+Li...
100
Gareth Farr @garethfarr.bsky.social · 17/09/2025
Examining the Feasibility of Mine Thermal Energy Storage (MTES) in Glace Bay, Nova Scotia www.mdpi.com/1996-1073/18...
mdpi.com
000
Gareth Farr @garethfarr.bsky.social · 12/09/2025
Wet dog walk this morning in #penarth 😳
000
Gareth Farr @garethfarr.bsky.social · 10/09/2025
watch a mine water energy centre being constructed in time lapse ! will heat 750 home once complete www.linkedin.com/posts/mining...
linkedin.com
#minewaterheat #cleanenergy #energysecurity #greenfuture #sustainableheating | Mining Remediation Authority
In just two weeks, a new mine water heat energy centre in the North East has been built! 👷⚡ This scheme will harness warm water already being pumped to the surface at our Dawdon Mine Water Treatment ...
000
Gareth Farr @garethfarr.bsky.social · 08/09/2025
if you have an 'I news' subscription have a read of this: inews.co.uk/news/environ...
inews.co.uk
This disused Gateshead mine could be the future for cheaper heating bills
Mine water technology extracts heat from floodwaters to power homes and it is hoped it could be used for millions of homes across the country
000
Gareth Farr @garethfarr.bsky.social · 04/09/2025
Mike Korb on mine water heating and cooling in the states - www.youtube.com/watch?v=l9jJ...
youtube.com
Mike Korb: Geothermal Energy from Mine Pools
YouTube video by Steve Chrismer
000
Reposted by Gareth Farr
Arwyn Edwards @arwynedwards.bsky.social · 27/08/2025
Thanks to @aberuni.bsky.social for highlighting the phenomenal hard work of Drs @geomicrosoares.bsky.social @sararassner.bsky.social and team in mapping the microbiota of the South Wales coalfield. Prospects for future energy emerges from the legacy of fossil energy. academic.oup.com/femsec/artic...
academic.oup.com
Hydrogeological and geological partitioning of iron and sulfur cycling bacterial consortia in subsurface coal-based mine waters
First spatio-temporal overview of South Wales Coalfield bacterial community structures reveals cooccurrence of Fe- and S-oxidizing bacterial pairs, suggest
0207
Gareth Farr @garethfarr.bsky.social · 27/08/2025
nation.cymru/news/welsh-m...
nation.cymru
Welsh mine microbes mapped to help heat homes
Microbes mapped in south Wales’s abandoned coal mines could hold the key to using mine water to heat Britain’s homes. With an estimated one-quarter of UK properties located above abandoned coal mines,...
030
Reposted by Gareth Farr
British Geological Survey @bgs.ac.uk · 26/08/2025
Interested in de-risking underground thermal energy storage? BGS is forming a consortium to investigate how site-scale geological data can be used to optimise storage scheme performance. Sound interesting? then we would love to hear from you: www.bgs.ac.uk/news/join-ou...
Glasgow Geoenergy ObservatoryCheshire Geoenergy Observatory
041
Gareth Farr @garethfarr.bsky.social · 20/08/2025
Big report from DESNZ and ARUP - Levelized costs for Geothermal in the UK - deep, shallow, mine heat and closed loop - great stuff www.gov.uk/government/p...
gov.uk
UK geothermal energy review and cost estimations
Research providing updates to the cost and technical assumptions for deep geothermal for power, and deep and shallow geothermal for heat.
010
Gareth Farr @garethfarr.bsky.social · 20/08/2025
Really useful report from #Pennsylvania JSGC - lots of opportunities for #minewaterheat ! - Unearthing the Potential of #Geothermal Energy Systems in Pennsylvania www.jsg.legis.state.pa.us/resources/do...
jsg.legis.state.pa.us
010
Gareth Farr @garethfarr.bsky.social · 14/08/2025
Can’t keep up with the garden tomatoes this year - bumper crop for once !
130
Reposted by Gareth Farr
British Geological Survey @bgs.ac.uk · 11/08/2025
BGS has launched the UK Geothermal Platform, which provides national- to local-scale information on geothermal potential. Geothermal technologies have the potential to decarbonise heating and cooling, supporting the energy transition to net zero in the UK. www.bgs.ac.uk/news/new-pla...
An example of the map explorer within the UK Geothermal Platform, with layer controls. The graphic shows an illustration of a computer screen, with a map of the UK on it, and to the left are the layer controls. Above it says in blue text 'UK geothermal platform'. The BGS logo is to the top right.An overview of geothermal energy potential for four geothermal technologies in Great Britain: Closed loop GSHP, open loop GSHP, hot sedimentary aquifer and deep geothermal, EGS granites. 

Contains OS data © Crown Copyright and database right 2025, data © Department for Energy Security and Net Zero, 2025, data BGS © UKRI 2025.
074
Gareth Farr @garethfarr.bsky.social · 04/08/2025
www.thinkgeoenergy.com/pension-fund...
thinkgeoenergy.com
Pension fund invests in geothermal heat pump network in South Wales, UK
A UK-based workplace pension provider is investing in the development of a geothermal heat pump network at Parc Eirin in South Wales.
000
Gareth Farr @garethfarr.bsky.social · 11/07/2025
slides from the recent 'Abandoned Mine Pools' conference in PA, USA. Including the legendary Mike Korb : www.shamokincreek.org/conference2025
shamokincreek.org
Mine Pools as Beneficial Resources - June 2025 Conference — Shamokin Creek Restoration Alliance
This event will gather experts from various backgrounds to discuss innovative approaches to mine pool utilization, management, and remediation strategies. Join us in sharing knowledge and fostering c...
010
Reposted by Gareth Farr
GeoDrilling International @geodrillingint.bsky.social · 07/07/2025
Untapped heat from a mine water treatment scheme now providing low-carbon heating - tinyurl.com/2s4z4p79 #Aspermont #MiningRemediationAuthority #UK #MineWaterTreatment #Geothermal #LowCarbon #Wales #ThermalEarthLtd #HeatExchangers
022
Gareth Farr @garethfarr.bsky.social · 08/07/2025
I often hear that it is too difficult to drill into coal mines ....to de-risk this perception we looked at over 500 boreholes drilled into mine workings showing they can have high success rates - our open access paper is here lnkd.in/eVgFwjTe #minewaterheat #geotehrmal #netzero #coalmine
lyellcollection.org
Drilling into coal mine workings: overview and experience from Britain's coalfields | Quarterly Journal of Engineering Geology and Hydrogeology
Underground coal mining in Britain spanned several centuries, in multiple different seams, and at depths ranging from near surface to greater than 1 km below surface. Due to this complexity, drilling ...
020
Gareth Farr @garethfarr.bsky.social · 01/07/2025
Love this time of year and quite a lot of bugs around for a change !
Flowers in a garden
010
Gareth Farr @garethfarr.bsky.social · 25/06/2025
all the talks from the last Mine Water Energy Symposium are now online www.iea-gia.org/workshops-an...
iea-gia.org
2025 Mine Water Geothermal Energy Symposium — IEA Geothermal | International Energy Agency Geothermal
Click the hyperlinks below to access workshop presentations To access the programme – mouse over and click here to view or download the pdf This page will be updated and links added as presenter...
000
Gareth Farr @garethfarr.bsky.social · 09/06/2025
Looking forward to attending and speaking at this event later in the week #Fife #MineWaterHeat our.fife.scot/plan4fife/ad...
our.fife.scot
Fife - A Place for Energy
000
Gareth Farr @garethfarr.bsky.social · 03/06/2025
Did you know that you can now view all ~80 of our mine water treatment / control schemes and also see how much low carbon heat it could be possible to recover from them ?! just follow this link and click on 'mine water heat' in the top blue ribbon datamine-cauk.hub.arcgis.com
map of great Britain showing red dots where mining remediation have mine water treatment schemes photograph of a heat exchanger being lowered into a mine water settlement pond
000