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Solar panels for warehouses in Chester-le-Street

Most of the industrial stock around Chester-le-Street carries a large, shallow-pitched roof that was never asked to do anything. The survey measures the roof, not the postcode: cladding profile, purlin centres, remaining sheet life and the load the frame can take.

821 kWh per kWp a year at this latitude, so a 500 kWp array models at about 411,000 kWh. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.

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96 m phase 1
Drawing Chester-le-Street unit
Roof 96 x 62 m
Array 500 kWp
Yield 411,000 kWh/yr
Scale 1:500 / Rev A / DH3

Illustrative layout for a unit of this size. Your own figures come from the roof survey.

Chester-le-Street / County Durham
North East industrial estate with solar arrays on several unit roofs
Industrial stock of the kind we survey across North East.

Distribution centre solar across County Durham

What a roof in Chester-le-Street actually generates

Modelled irradiation at this latitude is 1046 kWh per square metre a year in the plane of a shallow-pitched roof, which works out at 821 kWh for every kWp installed (EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss). That is about 7 percent below the mean across the towns we cover, so the case here leans harder on how much you use on site rather than on raw generation.

We survey across the DH postcode area, starting from DH3.

County Durham is the planning authority for most sites here, and the built-up area holds a population of about 23,560, so the stock here runs to trade counters, light industrial terraces and the occasional larger shed (ONS Census 2021 built-up areas).

FIG. 1 What a Chester-le-Street roof makes, month by month

What a Chester-le-Street roof makes, month by month

Modelled output per kWp installed, for a shallow-pitched south-facing array. Source: EU PVGIS v5.2.

0255075100Jan: 19 kWh per kWpJanFeb: 34 kWh per kWpFebMar: 67 kWh per kWpMarApr: 98 kWh per kWpAprMay: 119 kWh per kWpMay119 kWh Jun: 112 kWh per kWpJunJul: 117 kWh per kWpJulAug: 98 kWh per kWpAugSep: 75 kWh per kWpSepOct: 44 kWh per kWpOctNov: 24 kWh per kWpNovDec: 15 kWh per kWpDec

May produces 7.9 times what Dec does on the same roof. A 500 kWp array here models at about 411,000 kWh across the year, but it arrives unevenly, which is why we size against your summer daytime load and then look at whether storage is worth adding for the shoulder months.

Monthly figures as a table
MonthkWh per kWp500 kWp array
Jan199,500
Feb3417,000
Mar6733,500
Apr9849,000
May11959,500
Jun11256,000
Jul11758,500
Aug9849,000
Sep7537,500
Oct4422,000
Nov2412,000
Dec157,500
Source: EU PVGIS v5.2
FIG. 2 Chester-le-Street against the rest of County Durham
  • Peterlee845
  • Durham823
  • Chester-le-Street821
  • Newton Aycliffe819
  • Bishop Auckland817
  • Consett811

Chester-le-Street ranks 3 of 6 towns we cover in County Durham on modelled yield, against a national mean of 886 kWh per kWp. The county runs from 811 to 845, a spread of 34 kWh per kWp. Within County Durham that difference is small enough to ignore: where the building sits is not what decides this scheme, your consumption pattern is.

Bars are zero based, so length is proportional to the figure. Where a county is flat, that is the finding: location is not the lever, consumption is. Source: EU PVGIS v5.2, modelled per town

Solar already consented near DH3

From the government's Renewable Energy Planning Database, Q1 2026. These are the schemes on record in this postcode district, which is a fair guide to how the local network has been treating export applications.

Scheme Operator Capacity Mounting Status
Lumley Water Treatment Works - Solar Panels Northumbrian Water Limited 1.9 MW Ground Operational
Komatsu UK, Durham Road - Solar Panels Komatsu UK Limited 1.76 MW Roof Awaiting Construction
Birtley Building Products - Solar PV Array SNRG 0.58 MW Roof Awaiting Construction
Chester-Le-Street Community Hospital - Solar Panels County Durham & Darlington NHS Foundation Trust 0.16 MW Roof Application Submitted

Grid connection through Northern Powergrid

Northern Powergrid operates the distribution network across County Durham, so the export application goes to them. Anything larger than 3.68 kW per phase falls under G99, which means an application before commissioning rather than a notification afterwards. A constrained network is not the end of a scheme. Capping export costs little when the building already absorbs most of what the roof produces.

Across County Durham the planning database records 85 solar schemes totalling 1168 MW, of which 9 are operational (REPD Q1 2026).

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Send us the postcode

Tell us where the unit is and roughly how big the roof is. We come back with what it can carry, what it would generate against your consumption, and the three ways to pay for it.

Lenzie Consulting Ltd arranges the survey and passes your details to our MCS-certified installation partner so they can quote.

We pass your details to our MCS-certified installation partner so they can quote. Read the privacy notice.

Questions about solar in Chester-le-Street

How much does a warehouse roof in Chester-le-Street generate?
The model gives 821 kWh for every kWp installed here, so 500 kWp comes out at about 411,000 kWh a year before any shading losses. You need roughly 1,485 sqm of clear roof to fit it. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.
Does the grid around Chester-le-Street have capacity?
Northern Powergrid is the distribution network operator for County Durham. Anything above 3.68 kW per phase connects under G99, and the application sets the export limit. We submit it as part of the design.
Is planning permission needed for panels on a Chester-le-Street unit?
Usually permitted development covers it. We still put the question to County Durham before design sign-off, and we tell you early if a full application is needed rather than discovering it late.
Has anyone near DH3 already done this?
The planning database records 4 solar schemes in this postcode district, 3 of them roof mounted. That matters less as proof that it works and more as evidence of how the local network has been treating export applications. Source: Renewable Energy Planning Database, Q1 2026.

Nearby

All County Durham locations