Planning applicationNES/26/00103/MSCM

HVDC Converter Station Arnish Isle Of Lewis

Awaiting decisionWorth watchingNew-Build & Major Development
Official records · coverage in progress

454 of 455 official records received 1 Sept 2025 – 31 Aug 2026 were available when checked on 6 Sept 2026. 1 records from that period are still being added or checked.

Proposals and decisions come from Comhairle nan Eilean Siar. Additional summaries and analysis are being added where verified.

Check the council’s planning register
Planning document
1 / 3
Received

13 March 2026

Validated

30 March 2026

Planning Signals

3 detected traits

Specific
Condition DischargeMatters Specified In ConditionsSubstation
Application Insights

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AI summary

Enabling-works details for a major national electricity transmission hub, including a 400kV AC substation and HVDC converter station.

Impact scale

Estimated scale of impact on the surrounding area.

7/10
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CityScope · Planning Updates

Application NES/26/00103/MSCM

HVDC Converter Station Arnish Isle Of Lewis

Awaiting decisionNew-Build & Major DevelopmentReceived Comhairle nan Eilean Siar

Enabling-works details for a major national electricity transmission hub, including a 400kV AC substation and HVDC converter station.

The record

Reference
NES/26/00103/MSCM
Address
HVDC Converter Station Arnish Isle Of Lewis
Status
Awaiting decision
Category
New-Build & Major Development
Impact scale
7/10
Authority
Comhairle nan Eilean Siar

Timeline

Received
Validated
Last scraped
Record created

Additional application data

Latitude
58.2033
Longitude
-6.4181

What is proposed

Plain-language summary

Enabling-works details for a major national electricity transmission hub, including a 400kV AC substation and HVDC converter station.

As filed with the council

Approval of Matters Specified in Condition 3a i - 3a xi - (Enabling Works) pursuant to Planning Permission Ref: 25/00061/PPPM for the Proposed Construction and Operation of a Strategic Electricity Transmission Hub Consisting of a 400kV AC Substation, an HVDC Converter Station, etc (National Development)

Supporting documents(3)