Planning application
National Grid Blyth Sub Station Cambois Northumberland
Works: Extension
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Notification of prior approval for the design and external appearance of a Portable Relay Room under the Town and Country Planning (General Permitted Development) (England) Order 2025 - Blyth Substation Extension Phase 1.
As published by the council, reference 26/02700/PA
Application record
- Reference
- 26/02700/PA
- Type
- GPDO Prior Notification
- Status
- Permitted
- Decision
- Granted As published: Permitted
- Received
- 28 Jul 2026
- Validated
- 28 Jul 2026
- Decided
- 10 Sep 2026
- Ward
- Sleekburn
- Parish
- East Bedlington
- Decision by
- Delegated Decision
Site history
Applications at this address on the Northumberland National Park register
This site has had 5 applications since 2026: 4 approved, 0 refused.
-
26/02633/REG Granted
National Grid Blyth Sub Station Cambois Northumberland
Application for approval under Regulation 77 of the Conservation of Habitats and Species Regulations 2017 - Blyth Substation Extension Phase 1
-
26/01496/REG Granted
National Grid Blyth Sub Station Cambois Northumberland
Application for approval under Section 77 of the Conservation of Habitats and Species Regulations 2017. Blyth Phase 1 extension ground investigations. Part 2 All remaining ground investigations for Blyth Phase 1 extension.
-
26/01173/REG Granted
National Grid Blyth Sub Station Cambois Northumberland
Application for approval under Regulation 77 of the Conservation of Habitats and Species Regulations 2017. Blyth Phase 1 extension ground investigations.
-
26/00825/SCREEN Decided
National Grid Blyth Sub Station Cambois Northumberland
Screening opinion for a proposed new, outdoor 400 kilovolt (kV) Air Insulated Switchgear (AIS) extension to the existing Blyth 400 kV Outdoor Substation
Timeline
Dates from the published record
-
28 Jul 2026
Received by Northumberland National Park
-
3 Aug 2026
Added to PlanIndex
-
10 Sep 2026
Decision issued: Permitted
Who's behind it
Company information only, from the register and Companies House
AECOM Infrastructure & Environment UK Limited Agent, registered in London
Active · incorporated 1966 · London
7 applications on PlanIndex · across 3 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordNational Grid Electricity Transmission (NGET) Plc Applicant
4 applications on PlanIndex · across 3 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
11 documents on file for this application
- CONSULTEE COMMENT SUBMITTED ONLINE
- BLYTH SUBSTATION EXTENSION PRIOR APPROVAL COVER LETTER
- SITE LOCATION PLAN
- PLANNING ELEVATIONS - SHEET 6
- PLANNING ELEVATIONS - SHEET 5
- PLANNING ELEVATIONS - SHEET 4
- PLANNING ELEVATIONS - SHEET 3[1]
- PLANNING ELEVATIONS - SHEET 3
- PLANNING ELEVATIONS - SHEET 2
- PLANNING ELEVATIONS - SHEET 1
- BLYTH PERIMETER LAYOUT SHEET 1
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Northumberland National Park granted permission on 10 September 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About prior approval applications
Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
National Grid Blyth Sub Station Cambois Northumberland
Screening opinion for a proposed new, outdoor 400 kilovolt (kV) Air Insulated Switchgear (AIS) extension to the existing Blyth 400 kV Outdoor Substation
Decided Outline Extension 4 docs -
Land West Of Sub Station Cambois Northumberland
Proposal for approximately 110m metres of 2.4m high metal palisade fence, with a 3.4m high electric fence behind it
Granted Full applications 19 docsSmall domestic -
National Grid Blyth Sub Station Cambois Northumberland
Application for approval under Regulation 77 of the Conservation of Habitats and Species Regulations 2017 - Blyth Substation Extension Phase 1
Granted Extension 15 docs -
Land South Of Blyth Powerstation Bedlington Northumberland NE22 7BG
Development of electricity transmission infrastructure comprising a portable relay room, erection of 2.4m high palisade with 4m high electric backing, cable sealing end and other ancillary development.
Granted Full applications 34 docs -
National Grid Blyth Sub Station Cambois Northumberland
Application for approval under Section 77 of the Conservation of Habitats and Species Regulations 2017. Blyth Phase 1 extension ground investigations. Part 2 All remaining ground investigations for Blyth Phase 1 extension.
Granted Extension 5 docs -
JDR Cable Systems Ltd Unit 1 Northumberland Energy Park East Sleekburn Bedlington Northumberland NE22 7FJ
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Discharge of conditions 27 (Delivery, Refuse and Servicing Strategy) on approved application 24/01555/VARYCO
Awaiting decision Conditions 3 docs
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