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MILL STREET

At MANNINGTON GSP

SSEN Embedded Capacity Register, August 2026 edition

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

Target energisation date
20 Aug 2028
Status
Accepted to connect
Customer
Not stated
Site name
MILL STREET
Address
LAND AT HENBURY, STURMINSTER MARSHALL, WIMBORNE, DORSET, BH21 3DH
Grid reference
Easting 400349, northing 98980
Licence area
Southern England (SEPD)
Grid supply point
MANNINGTON GSP
Bulk supply point
MANNINGTON
Primary substation
Not stated
Connection voltage
11 kV
Technology group
Solar
Energy source 1
SOLAR, PHOTOVOLTAIC: 13.2 MW registered
Registered capacity
13.2 MW
Change to maximum export capacity
0.211 MW
Change to maximum import capacity
0.211 MW
Flexible connection
Not stated
In a connection queue
Not published by SSEN
Date accepted
20 Oct 2025
Date connected
Not stated
Distribution reinforcement reference
Not published by SSEN
Transmission reinforcement reference
Not published by SSEN
Export MPAN
Not stated
Import MPAN
Not stated
Last updated
10 Feb 2026
Tracked since
November 2025 edition

Change history

Tracked from the November 2025 edition to the August 2026 edition, across 10 editions.

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

  • September 2026 edition
    Not found in this edition by its MPAN, grid reference or name and postcode

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

Also at MANNINGTON GSP

GSP view

92 other sites at this grid supply point in the September 2026 edition. In all, the sites here total 1.9 GW: 0.5 GW connected, 1.4 GW accepted to connect.

See all 92

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