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Solar panels for farms in Whitehaven

The case for solar on a Whitehaven holding turns on how much of the output the farm uses itself, not on how much the roof makes. Each survey records the sheet type and condition, the usable area once rooflights and vents come out, and whether the supply is single or three phase.

855 kWh per kWp a year at this latitude, so a 500 kWp array models at about 428,000 kWh. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.

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96 m phase 1
Drawing Whitehaven unit
Roof 96 x 62 m
Array 500 kWp
Yield 428,000 kWh/yr
Scale 1:500 / Rev A / CA28

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

Whitehaven / Cumbria
Farmland in the North West with solar arrays on farm building roofs
Industrial stock of the kind we survey across North West.

Farm building solar PV across Cumbria

What a farm roof near Whitehaven generates

Modelled irradiation at this latitude is 1084 kWh per square metre a year in the plane of a shallow-pitched roof, which works out at 855 kWh for every kWp installed (EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss). That is about 3 percent below the mean across the areas we cover, so the case here rests on using the output on the holding rather than exporting it.

2 roof mounted schemes are on record nearby. Roof arrays under a megawatt frequently never reach that database at all, so the real number of farm roofs generating around Whitehaven is higher than the record shows.

We survey holdings across the CA postcode area, starting from CA28.

Copeland is the planning authority for most holdings here, and it is the authority that decides whether an array on an agricultural building falls inside permitted development.

FIG. 1 What a Whitehaven roof makes, month by month

What a Whitehaven roof makes, month by month

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

050100Jan: 17 kWh per kWpJanFeb: 34 kWh per kWpFebMar: 68 kWh per kWpMarApr: 106 kWh per kWpAprMay: 129 kWh per kWpMay129 kWh Jun: 126 kWh per kWpJunJul: 121 kWh per kWpJulAug: 103 kWh per kWpAugSep: 74 kWh per kWpSepOct: 42 kWh per kWpOctNov: 21 kWh per kWpNovDec: 13 kWh per kWpDec

May produces 9.9 times what Dec does on the same roof. A 500 kWp array here models at about 428,000 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
Jan178,500
Feb3417,000
Mar6834,000
Apr10653,000
May12964,500
Jun12663,000
Jul12160,500
Aug10351,500
Sep7437,000
Oct4221,000
Nov2110,500
Dec136,500
Source: EU PVGIS v5.2
FIG. 2 Whitehaven against the rest of Cumbria
  • Barrow-in-Furness893
  • Whitehaven855
  • Workington835
  • Carlisle806
  • Penrith794
  • Kendal793

Whitehaven ranks 2 of 6 towns we cover in Cumbria on modelled yield, against a national mean of 886 kWh per kWp. The county runs from 793 to 893, a spread of 100 kWh per kWp. On a 500 kWp array that is about 50,000 kWh a year between the strongest and weakest town in the county.

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

Grid connection through Electricity North West

Electricity North West is the network operator here, and their answer on export capacity shapes the design. Any commercial array above 3.68 kW per phase connects under G99 rather than G98, and the application fixes what you are allowed to push back onto the network. If the local network is tight, limiting export rarely breaks the case here: most of the generation is consumed on site while the building is working.

Across Cumbria the planning database records 86 solar schemes totalling 574 MW, of which 17 are operational (REPD Q1 2026).

Solar already consented near CA28

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
J Dixon And Sons, Lowther Street - Solar Panels J Dixon and Son Limited 0.18 MW Roof Awaiting Construction
Whitehaven Academy - Solar Panels The Whitehaven Academy 0.21 MW Roof Awaiting Construction
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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.

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Questions about solar in Whitehaven

How much does a farm roof near Whitehaven generate?
The model gives 855 kWh for every kWp installed here, so 500 kWp comes out at about 428,000 kWh a year before shading losses. A building of roughly 1,485 sqm of clear roof carries it. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.
Will the rural network around Whitehaven take the export?
Electricity North West is the distribution network operator for Cumbria. Anything above 3.68 kW per phase connects under G99, and the application sets the export limit. Rural supplies are often the binding constraint, so we ask the question before an array is sized.
Is planning permission needed for panels on a farm building near Whitehaven?
Usually permitted development covers a roof array. Ground mounted arrays are a different question and are far more likely to need a full application. We put both to Copeland before design sign-off.
Has anyone near CA28 already done this?
The planning database records 0 ground mounted and 2 roof mounted solar schemes in this postcode district. That matters less as proof it works and more as evidence of how the local network has treated export applications. Roof arrays under a megawatt often never appear in the database, so the real figure is higher. Source: Renewable Energy Planning Database, Q1 2026.

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