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Rowley Lane

Photon Energy at Brimsdown (EPN)

UKPN Embedded Capacity Register 2 – 1MW and above, October 2026 edition

Site, company and substation names are shown as they appear in the registers, including capitalisation.

Date connected
Not stated
Status
Connected
Customer
Photon Energy
Site name
Rowley Lane
Address
Borehamwood, Hertfordshire, WD6 1FX
Grid reference
Easting 521007, northing 197091
Licence area
Eastern Power Networks (EPN)
Grid supply point
Brimsdown (EPN)
Bulk supply point
Barnet Grid 33kV
Primary substation
Rowley Ln Primary 11kV
Connection voltage
11 kV
Technology group
Solar
Energy source 1
Solar, Photovoltaic: 2.485 MW registered
Registered capacity
2.49 MW
Maximum export capacity
2.49 MW
Maximum import capacity
Not stated
Flexible connection
No
In a connection queue
Yes
Date accepted
Not stated
Target energisation date
31 Oct 2033
Distribution reinforcement reference
Not published by UKPN
Transmission reinforcement reference
Not published by UKPN
Export MPAN
Not stated
Import MPAN
Not stated
Last updated
12 Jul 2024
Tracked since
September 2026 edition

Change history

Tracked since the September 2026 edition, across 2 editions.

Changes to its status, capacity, technology or customer, newest first.

No change to its status, capacity, technology or customer.

Also at Brimsdown (EPN)

GSP view

8 other sites at this grid supply point in the October 2026 edition. In all, the sites here total 270 MW: 30 MW connected, 240 MW accepted to connect.

QueueQuant

Price what a delay would do to your project

QueueWatch reports what changed in the DNOs' published connection registers. It doesn't tell you what to do about it. That's what QueueQuant is for.

Give QueueQuant a site and it compares every way you could power it, on the grid or off it: waiting for the firm date, taking a non-firm offer, building a private wire or going off-grid, across every combination of contracted capacity, generation and battery. That’s millions of possible plans, each tested against thousands of possible futures for delay, curtailment and price. It returns the one plan that holds up best, even when that plan is not to build.

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Get the plan that holds up best for your site, and where that answer flips.

What you get from QueueQuant

  • The route to power that wins
  • How to size every asset on the site
  • The level of delay or curtailment at which that answer flips
  • Whether the project is worth building at all
  • How bad the worst outcomes get, at the risk level you choose