Resources
Articles
Writing from the Feasibly team on grid data, geospatial analysis, and renewable energy delivery.
What is a G99 Application? A Guide for UK Renewable Energy Developers
A practical primer on the G99 connection standard, the four project types, and the six-stage DNO process every commercial renewable developer in the UK needs to navigate.
- Grid Connections
How Much Does a 100kW Solar Grid Connection Cost in 2026? Full DNO Breakdown (£15k–£100k+)
A 100kW solar grid connection in the UK typically costs between £15,000 and £100,000+. We break down what's inside a DNO offer, the impact of Access SCR reforms, and all the costs that don't appear in the offer.
19 June 2026
9 min read
- Spatial Analysis
How Many kWh Per Acre Can Solar Generate in the UK? A Data-Led Guide
Ground-mounted solar farms in the UK typically generate between 130,000 and 220,000 kWh per acre per year, with the precise figure shaped by location, panel density, and installation design. This data-led guide unpacks the key variables, explains how regional irradiance drives the numbers, and sets UK solar output per acre in the context of the government's 45 GW target for 2030.
19 June 2026
9 min read
- Grid Connections
What is a Section 16 Grid Connection Offer? A Plain-English Guide for Renewable Energy Developers
A plain-English explanation of the Section 16 and 16A statutory framework under the Electricity Act 1989, covering how to request a formal connection offer from a DNO, what it must contain, and what recourse developers have if the terms are unreasonable.
11 June 2026
9 min read
- Grid Connections
Flexible (Non-Firm) Connection Offer: What It Is and Should You Accept One? (2026 Guide)
A plain-English guide to flexible (non-firm) grid connection offers for UK renewable energy developers — what curtailment means in practice, when to accept, and what the 2023 Access SCR reforms changed.
11 June 2026
9 min read
- Grid Connections
Substation at Capacity? Options for Renewable Energy Developers
A substation showing as constrained doesn't always mean no route forward - here are the four options available to renewable energy developers and when each makes sense.
3 June 2026
8 min read
- Grid Connections
Connection Amnesty: Where Stalled Grid Projects Are Freeing Up Capacity (Tracker)
The UK's grid connection queue has shed hundreds of gigawatts since 2022. This quarterly tracker covers what was cleared, where capacity is opening up, and how to check the live data for your site.
3 June 2026
8 min read
- Grid Connections
UK Grid Constraints and Renewable Connection Lead Times in 2026
Where you build now determines whether your project connects in 2028 or 2034 - a DNO-by-DNO breakdown of UK grid constraints and lead times after NESO's TMO4+ reform.
27 May 2026
6 min read
- Spatial Analysis
UK DNO Heat Maps Explained: How to Read Grid Capacity Data
A practical guide to reading the red/amber/green grid capacity data published by every UK Distribution Network Operator, and what the colours can't tell you.
27 May 2026
6 min read
- Grid Connections
How Long Does a G99 Application Take in 2026? Timelines, DNO Performance and Connections Reform
How long G99 applications actually take in 2026, ranked by project type and by DNO, and what TMO4+ Gate 2 is doing to the queue.
19 May 2026
5 min read
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