Site DNA site report · corby · 4 aug 2026

Corby

Second-largest published headroom in GB, on the edge of a town built on steelworks ground. Big parcels, industrial planning history, no green belt — and Tata Steel still on a dozen titles.

156 MVA

available headroom

180 MVA

firm capacity

GREEN

constraint status

855

parcels in 1.2 km

88 ha

largest single parcel

green belt / SSSI / art. 4

The map — every layer, togglable

Corby

156.1 MVA

available at the BSP · 855 parcels, led by one of 88 ha

Rings 500 m / 1 km. Fewer, far bigger parcels than an urban zone. Click parcels for INSPIRE id + area. Double-click to enable scroll zoom.

Layers

Power

Substation	Role	Firm	Avail.	RAG
Corby 132/33kV	BSP	180	156.1	green
Corby Central 33/11kV	primary	20	6.3	red
Corby No2 11kV	primary	24	7.7	red

MVA. NGED LTDS Capacity Heatmap, 27 Jul 2026. Town primaries are red; the BSP holds 156.1 MVA at 33kV. The demand-connection queue is not public — 156.1 is a published figure, unverified against live applications until a free NGED budget estimate confirms it.

Planning — 2.4 km box

✓Green belt — none
✓SSSI — none
✓Article 4 direction — none
✓Tree preservation zone — none
✓Agricultural land — Grade 3 / urban / non-agricultural
▲Flood — 41 features tracing the Willow Brook corridor; parcel-level check needed
▲Conservation areas ×3 — Corby Old Village, Weldon, Lloyds; all village-scale, at the box edges
▲Ancient woodland ×2 — incl. Oakley Purlieus; hard no-build, but discrete

Ownership — who holds the land

Owner	Titles*	Holding	Signals
North Northamptonshire Council	376	Legacy Corby BC estate — the assembling authority	—
National Highways	115	A43/A6003 corridor land	—
Western Power Distribution (E Mids)	94	The substation + network estate — the DNO owns the expansion ground	—
Tata Steel UK Limited	12	Steelworks-legacy titles still on the register	legacy — covenant check
Easternrose / Llanover Properties	89	Local investors across the industrial estates	—
Amplius / Paragon Asra / Metropolitan	167	Housing association stock, town side	—

*Study-area counts (road-name matched, wider than the 1.2 km ring). 1,973 companies screened, 303 matched to the Companies House signals layer, 44 flagged — all routine charges on national chains, no local distress. The road names say it plainly: Bessemer, Whitworth, Trevithick, Stephenson. HMLR CCOD Jun 2026.

Additional data — route and tier

Data	Source	Route	Tier
Budget estimate at Corby BSP — confirms the 156.1 against the live queue	NGED	Free application, ~10 working days	Free
Title ↔ polygon join: the 88 ha and 72 ha parcels + Tata's two largest titles	HMLR official copies	£7 per title, £28 total	Paid
Remediation and covenant history on Tata's twelve retained titles	HMLR + planning record	Title-by-title pull	Paid
Owner accounts and charges — 1,973 screened, 303 matched, 44 flagged	Companies House	Bulk data, already wired	Free
Employment-land allocations east of the works; rail-freight interchange status	North Northamptonshire Council	Direct enquiry	Paid