Solar panels for farms in Colchester
Farm buildings around Colchester carry broad, shallow roofs that were put up for storage and stock, not for generation. The survey starts on the covering: fibre cement or steel, its remaining life, the purlin spacing and what the frame will carry.
953 kWh per kWp a year at this latitude, so a 500 kWp array models at about 477,000 kWh. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.
Book a roof survey in ColchesterIllustrative layout for a unit of this size. Your own figures come from the roof survey.
Solar for agricultural buildings across Essex
What a farm roof near Colchester generates
Modelled irradiation at this latitude is 1215 kWh per square metre a year in the plane of a shallow-pitched roof, which works out at 953 kWh for every kWp installed (EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss). That is around 8 percent above the mean across the areas we cover, which is as strong as UK farm rooftop gets outside the south coast.
No solar scheme is recorded in this postcode district in the planning database. On a farm that usually means nothing has been built above the reporting threshold rather than that nothing has been built, because a roof array on a shed rarely appears in it.
Surveys run across CO postcodes, CO1 outward.
Colchester 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.
Colchester ranks 2 of 10 towns we cover in Essex on modelled yield, against a national mean of 886 kWh per kWp. The county runs from 908 to 973, a spread of 65 kWh per kWp. On a 500 kWp array that is about 32,500 kWh a year between the strongest and weakest town in the county.
Grid connection through UK Power Networks
UK Power Networks 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 Essex the planning database records 221 solar schemes totalling 2787 MW, of which 46 are operational (REPD Q1 2026).
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.
Questions about solar in Colchester
- What would a 500 kWp array produce on a farm near Colchester?
- Yes, and the figure matters more than the sunshine. At 953 kWh per kWp a year, a 500 kWp array on a Colchester holding models at around 477,000 kWh. What changes the answer is how much of that the farm uses itself. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.
- Which network operator handles the connection around Colchester?
- Applications go to UK Power Networks, who run the network across Essex. On a farm the incoming supply matters as much as their answer: a single phase supply caps what can be installed whatever the roof would take.
- What does Colchester require for solar on an agricultural building?
- Roof-mounted panels on an agricultural building often fall under permitted development, subject to limits on projection above the roof plane and to the building not being listed or in a conservation area or National Park. We confirm the position with Colchester before the design is finalised.