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Planning application

Hury Reservoir Baldersdale Cotherstone DL12 9UP

Granted County Durham DM/25/03286/CPO Certificate of Lawfulness Proposed Opera

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Lawful Development Certificate for the proposed installation of siphon arrangement and associated works.

As published by the council, reference DM/25/03286/CPO

Application record

Reference
DM/25/03286/CPO
Type
Certificate of Lawfulness Proposed Opera
Status
Decided
Decision
Granted As published: Approved
Received
21 Nov 2025
Validated
22 Nov 2025
Decided
23 Jan 2026
Ward
Upper Teesdale
Parish
Cotherstone
Decision by
Delegated
Postcode
DL12 9UP

Timeline

Dates from the published record

  1. 21 Nov 2025

    Received by County Durham

  2. 22 Nov 2025

    Validated

    Checked as complete and ready for consideration.

  3. 23 Jan 2026

    Decision issued: Approved

  4. 20 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Lichfields Agent, registered in Newbury

Active · incorporated 2006 · Newbury

1,987 applications on PlanIndex · across 166 councils · 94% granted

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Northumbrian Water Ltd Applicant, registered in Pity Me

Active · incorporated 1989 · Pity Me

18 applications on PlanIndex · across 6 councils · 100% granted

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Documents

Plans, drawings, consultee responses and the officer's report

22 documents on file for this application

  • OFFICER REPORT Delegated Report · 23 Jan 2026
  • APPROVAL CPO Decision · 23 Jan 2026
  • MODIFICATIONS TO SPILLWAY CHUTE DETAIL AT BRIDGE ABUTMENTS Drawing · 21 Nov 2025
  • IOS1 FO EXISTING TOILET BLOCK BUILDING MODIFICATIONS FOR NEW VACUUM PUMPS, MCC P Drawing · 21 Nov 2025
  • MODIFICATIONS TO SPILLWAY CHUTE TYPICAL SECTIONS (E) Drawing · 21 Nov 2025
  • MODIFICATIONS TO SPILLWAY CHUTE LONGITUDINAL SECTION (F) Drawing · 21 Nov 2025
  • MODIFICATIONS TO TUMBLE BAY TYPICAL SECTIONS (A AND B) Drawing · 21 Nov 2025
  • MODIFICATIONS TO SPILLWAY CHUTE TYPICAL SECTIONS (C AND D) Drawing · 21 Nov 2025
  • IOS 1 AND IOS 2 FO PROPOSED SITE PLAN Drawing · 21 Nov 2025
  • NEW DRAWDOWN SIPHON DAM CREST PLAN AND SECTIONS Drawing · 21 Nov 2025
  • NEW DRAWDOWN SIPHONE DAM CREST DOWNSTREAM LEG AND OUTLET PLAN Drawing · 21 Nov 2025
  • IOS 1 FO NEW SITE LAYOUT KEY PLAN Drawing · 21 Nov 2025
  • IOS 1 FO NEW SITE LAYOUT SHEET 1 Drawing · 21 Nov 2025
  • NEW DRAWDOWN SIPHONS INLET AND UPSTREAM LEG PLANS AND SECTIONS Drawing · 21 Nov 2025
  • NEW DRAWDOWN SIPHON DAM CREST DOWNSTREAM LEG AND OUTLET SECTIONS Drawing · 21 Nov 2025
  • IOS 1 FO NEW SITE LAYOUT SHEET 2 Drawing · 21 Nov 2025
  • MODIFICATIONS TO TUMBLE BAY AND SPILLWAY CHUTE PLAN Drawing · 21 Nov 2025
  • MODIFICATIONS TO TUMBLE BAY AND SPILLWAY CHUTE DETAILS Drawing · 21 Nov 2025
  • APPLICATION FORM REDACTED Application Form · 21 Nov 2025
  • COVERING LETTER Supporting Information · 21 Nov 2025
  • BRIEFING NOTE Supporting Information · 21 Nov 2025
  • IOS 1 AND IOS 2 FO - BOUNDARIES OF THE SITE Drawing · 21 Nov 2025

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What this grant of permission means

County Durham granted permission on 23 January 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 lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

In County Durham

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    Received 23 Jun, published by the council 20 Jul 2026 Lawful development
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    Received 2 Jun, published by the council 20 Jul 2026 Lawful development
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    Received 23 Apr, published by the council 20 Jul 2026 Lawful development
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    Received 30 Mar, published by the council 20 Jul 2026 Lawful development