Data Centre Watch Updated 23 October 2026, 17:16 UTC
Data Centre Watch
The local fight over one field is one row in a national rush. This is a rolling, fully sourced record of what changed — the schemes, the planning decisions, the power and water, and the wider world picture.
days under a hosepipe ban
Under a hosepipe ban for 106 days — since 10 July 2026 (as of 23 October 2026).
Affinity Water — Central region (incl. WD5), extended to the East region
11 areas in drought, parts of 4 in severe · reservoirs 54% · the water picture →
Latest
59 entries matching · showing 1–15
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Umatilla declares an emergency over the data-centre revenue it lost
The city council in Umatilla, Oregon, voted 5-1 to declare a state of emergency after the governor paused state environmental permits for new data centres, citing about $6m in direct losses and threats to a police station and water infrastructure that data-centre revenue was paying for. Local officials across eastern and central Oregon say they were blindsided by the statewide pause, which followed concern about the industry's water and power demands.
Why it matters: The mirror image of the industry's pitch for councils to keep data-centre business rates: revenue that arrives with the campus leaves with it, and the services it paid for stay.
Source: Data Center Dynamics / Oregon Capital Chronicle [V]
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Burst main floods Wealdstone High Street during hosepipe ban
Affinity Water confirmed a supply outage and sent engineers after a burst main flooded Wealdstone High Street in Harrow, closing the road through the morning of 23 October with diversions in place, the fire brigade and police working alongside the company. A small incident in a long season: the same network is under a hosepipe ban in drought, and leaks in the region are already under scrutiny after the BBC found residents waiting months for repairs.
Why it matters: The ban asks households to save water while the pipes lose it — and the company’s own patch keeps supplying the evidence.
Source: Harrow Online [V]
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Reservoirs fall again despite the rain — 54% stored, 13 exceptionally low
Two-thirds of England's reservoirs lost water in the week to 20 October even as the country took a second week of rain. National storage sits at 54%, about 22% below the long-term average, with 18 reservoirs under half full and 13 exceptionally low — among them Ardingly, Wimbleball, Colliford, Roadford, Stithians, Grafham and Rutland. England has had 52% of its October rainfall and the south-west just 43%; groundwater keeps falling, and the Environment Agency has recorded 411 drought incidents this year, more than in all of 2022. It warns farmers may not refill storage before the irrigation season opens on 1 November.
Why it matters: The rain has stopped the argument, not the drought: storage kept falling in the week the storm arrived, and the refill season starts with the reservoirs still emptying.
Source: Environment Agency — weekly drought report, 16–22 October 2026 (GOV.UK) [V]
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Ukrainian drones hit Russia's federal tax data centre at Gorodets
A government data centre operated by Russia's finance ministry and federal tax service in Gorodets, about 425km east of Moscow, was damaged in overnight drone strikes; the regional governor reported three injuries. Open since 2015, the site is one of two centres processing state registry and tax data in a geo-distributed setup, and the monitoring outlet ExileNova+ says damage there 'could potentially affect the operation of state information systems'. It is the latest in a campaign in which both sides have struck data centres: Kyiv's GigaCenter, Datagroup, Vodafone Ukraine and Odesa's Tenet have been hit, and Ukraine has struck Yandex and Sberbank facilities.
Why it matters: Data centres are now military geography — and the further a site sits from the front, the more the 'critical infrastructure' label reads as a targeting list.
Source: Data Center Dynamics [V]
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Russian shelling damages Kyiv's GigaCenter data centre
Russian shelling has damaged Kyiv's GigaCenter data centre, with service disruptions possible, according to Ukrainian reporting. It follows the pattern of the past month: Russia hit or disrupted 14 named Ukrainian operators from mid-September, and Ukraine struck three Yandex data centres in response.
Why it matters: Data centres are now targets on both sides of the war — the argument Scotland's security debate is only beginning to absorb.
Source: UA.NEWS / Interfax-Ukraine [C]
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A data centre that makes its own water from the air
Austin-based Aquaria has opened applications for a 2027 pilot of 'Hydrogrid' — modular atmospheric water generators for data centres. Each 40-foot container produces up to 5,300 gallons a day and can be stacked; a 50-unit deployment could yield up to 265,000 gallons a day on under four acres, bolted onto existing storage and treatment without changing the cooling system. First units ship in Q3 2027. 'Water is now a schedule risk and an approval risk,' its chief executive says.
Why it matters: The 'bring your own water' counterpart to on-site generation — a sign that water, like power, is becoming a supply the developer must secure before consent.
Source: DCD / Aquaria [C]
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NEXTDC cuts guidance after Melbourne power delay
Australian operator NEXTDC has cut its FY27 guidance after a power delay at its M3 data centre in Melbourne. A listed developer revising earnings because the grid did not arrive on time — the same failure mode as Nscale, now with a hard financial number attached.
Why it matters: Power-delay risk is now showing up in guidance, not just project timelines.
Source: Fool AU / ASX announcement [C]
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Lib Dems call for on-farm reservoirs as Somerset dries
Sarah Dyke, the Liberal Democrat MP for Glastonbury and Somerton and the party's rural affairs spokesperson, has called for a national extreme-weather emergency strategy, an overhaul of the water industry and a 'call to store' programme funding on-farm reservoirs, after Somerset was moved into severe drought on 15 October. Wimbleball reservoir, which supplies around 300,000 customers across Somerset, Devon and Dorset, stood at 16% against roughly 75% normally expected at this time of year. An ONS survey of 10,620 adults found 40% said they had been affected by drought in the past year.
Why it matters: The drought response is splitting in two: cut demand (bans, restrictions) or build storage (reservoirs, on-farm tanks). Both arguments are now being made in the same county, with the reservoir serving 300,000 people at a fifth of its normal level.
Source: Somerset County Gazette [V]
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Could Scotland's AI data centres be a target list for hostile nations?
Defence analyst Stuart Crawford tells The National that Scotland's data centres 'would absolutely' be on a 'target list of any hostile nation', especially with hybrid warfare 'all around us'. It follows the war's first data-centre strikes — Russia hitting or disrupting 14 named Ukrainian operators from mid-September, then Ukraine striking three Yandex sites — and MI5's warning that AI is 'supercharging' cyberattacks, with dwell times down from weeks to about 72 minutes. APRS warns Scotland has 'no control over what these data centres are going to be used for', with around 30 planned and concentrated in the central belt. Edinburgh's Professor Andrew Neal pushes back: no case for singling out Scotland, though data centres are increasingly military-relevant.
Why it matters: A new axis in the planning row — not just water and power, but what the building is for, and who might target it.
Source: The National [C]
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Microsoft pulls out of Nscale's Essex data-centre deal
Microsoft has withdrawn from a deal at Nscale's flagship Loughton, Essex data centre — a setback for the British AI firm's multibillion-pound UK plans. Grid officials reportedly do not expect a power supply to the site until the 2030s, and Microsoft — about 40% of Nscale's contract revenue — was to rent 23,040 of Nvidia's GB300 GPUs from Q1 2027. Loughton formed part of the £22bn of investment pledged during Donald Trump's 2025 state visit and was billed as the UK's largest sovereign AI data centre. Nscale says it remains committed to the site and is exploring alternative power; it lands days after reports that its Norwegian flagship is six months late, ahead of a $35bn IPO. Microsoft has since said its £22bn UK investment plan is unchanged.
Why it matters: The flagship UK AI site loses its anchor customer — the power problem and the money problem arriving together.
Source: The Telegraph [C]
Changes (3)
- — Added Microsoft's statement that its £22bn UK investment plan is unchanged despite the Loughton exit.
- — Added confirmed detail: power not expected until the 2030s; Microsoft was ~40% of Nscale revenue and was to rent 23,040 GB300 GPUs; Loughton was part of the £22bn Trump state-visit pledge.
- — First filed.
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Nvidia-backed Firmus scraps its IPO over AI valuation doubts
Firmus — which builds liquid-cooled 'AI factories' for OpenAI and Meta — pulled what would have been one of Australia's biggest-ever listings (a ~$30bn valuation), citing market volatility. A major pension fund declined to take part over valuation and debt concerns. The Tasmanian government has since given it a December deadline for its AUD 2bn Wesley Vale 'AI factory', which is still not fully funded, and the corporate regulator is making 'routine inquiries' after the float collapsed; the state premier continues to back the project.
Why it matters: The money behind the build-out is wobbling — the financing side of the data-centre boom, not just the planning or the power.
Source: BBC News [C]
Changes (2)
- — Added the Tasmanian government's December deadline for the AUD 2bn Wesley Vale project, confirmation it is not yet fully funded, and the regulator's 'routine inquiries' after the float collapsed.
- — First filed.
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South Korea's Elice plunges on debut, dragging data-centre stocks
South Korean AI data-centre firm Elice fell by roughly 30–40% on its trading debut, pulling other data-centre stocks lower as investors reassessed the build-out's valuations. It comes in the same week that Nscale's $35bn US listing was knocked by the loss of its Microsoft anchor tenant.
Why it matters: The market is now pricing the build-out's risk — the third signal this month (Firmus, Nscale, Elice) that the money side is cracking.
Source: CNBC / FT / Telegraph [C]
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A power event at Google Cloud's London zones takes down UK banks
A power event at Google Cloud's London data-centre zones knocked services offline for hours on 20 October, taking down banking apps (Revolut, Lloyds, HSBC), Rightmove and court systems before recovering for most customers. The outage — and the Guardian's line that the cloud is 'too big to not fail' — put the UK's reliance on a handful of providers into the foreground.
Why it matters: The concentration risk in one paragraph: a single London facility's power fault becomes a national outage.
Source: BBC News / The Guardian [C]
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Portugal's health service lost prescriptions after a data-centre power failure
Two successive power failures at SPMS’s data centre in northern Portugal took the National User Registry, the electronic prescription system (PEM) and access to health records offline nationwide from about 10am on 19 October. Staff could not see patient records or issue prescriptions; services were largely restored by 3pm. The doctors’ union FNAM is demanding an explanation, and SPMS says recovery-plan-funded infrastructure giving real-time redundancy will arrive by the end of 2026.
Why it matters: The other half of the argument: the facilities being approved at gigawatt scale are single points of failure for public services, and here the fix was known — and unfunded until it broke.
Source: Data Center Dynamics [V]
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300 local bans, only three projects delayed — a counterpoint
SemiAnalysis finds that more than 300 local data-centre bans across the US have delayed only three projects — a counterpoint to the wave of 'backlash is stopping the build-out' coverage. It sits alongside the FT's reporting that funding strains and construction delays are testing America's roughly $10trn AI build-out: the constraints that bite hardest may be money and power, not planning.
Why it matters: Worth recording because it cuts against the story we mostly chart — local opposition is loud, but the binding constraints may be finance and energisation.
Source: SemiAnalysis via Slicast [C]
Watchlist — what lands next
| What | State | When |
|---|---|---|
| Data-centre National Policy Statement (NPS) | Still unpublished; projects already being directed into the NSIP regime without it. | Expected 'shortly after' the Jan 2026 regulations |
| Ofgem 'Curate' data-centre connection reform | Consultation closed 17 Sep 2026; decision pending — commitment fee £237,500–£712,500/MW. | Decision later in 2026 |
| Scotland — hyperscale planning guidance | Parliament agreed no decisions on hyperscale applications until guidance is published. | Guidance expected by December 2026 |
| Draft London Plan — data-centre policy GLE3 | Consultation closed 15 October 2026; responses under consideration. | Next draft / adoption pending |
| National Scheme of Delegation for planning functions (SI 2026/854) | Standardises which applications go to officers vs committee; non-compliant committee decisions open to judicial review. | In force 31 October 2026 |
| EU data-centre standards and rating scheme | Commission has adopted a data-centre sustainability rating scheme; consultation on minimum performance standards remains open. | Consultation closes 14 December 2026 |
| Environmental Audit Committee report (HC 22) | Inquiry 'Risks and opportunities to the sustainability of data centres in the UK'; report + government response due. | Awaiting publication |
| Three Rivers Local Plan examination | Plan submitted; examination in H1 2027, adoption targeted Sep 2027. | Submission 30 November 2026 |
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Fully sourced, no invented numbers
Every entry names its source and how it is known — verified, a designated claim, our calculation, or a gap. Where a claim is contested, we say so. See all reports & explainers →