Hawthorn Pit

GSPNPGNGET275 kV66 kV20 kV

At a glance

Generation Locked Sources retrieved 7 Oct 2026
Generation headroom
██.█MW
Hawthorn Pit 66 kV. NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Demand headroom
██.█MW
Hawthorn Pit 66 kV. NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Fault level
██.█kA
Hawthorn Pit 66 kV. NPG LTDS Appendix 6 Fault Level Data
Firm capacity
██.█MVA
Hawthorn Pit 66 kV. NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026

Highest figure across the site's 5 busbars; fault level is the busbar nearest its break rating. Each busbar is listed below.

Location

54.80525, -1.40147

From DNO data
Directions (Google Maps, new tab)

Connection queue

NPG Embedded Capacity Register (>=1 MW); NPG Embedded Capacity Register Part 2 and 1 more, retrieved 7 Oct 2026

Queued
██.█MW
Connected
██.█MW
Projects
24
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66 kV

1 busbar

Hawthorn Pit 66 kV

NPG Generation Lockeddistribution
Generation headroom
██.█MW
NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Demand headroom
██.█MW
NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Firm capacity
██.█MVA
NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Fault level (3-phase)
██.█kA
NPG LTDS Appendix 6 Fault Level Data
Fault and rating detail
Make rating
██.█kA
Break rating
██.█kA

20 kV

1 busbar

Hawthorn Pit 20 kV

NPG Generation Lockeddistribution
Generation headroom
██.█MW
NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Demand headroom
██.█MW
NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Firm capacity
██.█MVA
NPG Heat Map Data - Table (firm, demand, headroom), retrieved 27 Sep 2026
Fault level (3-phase)
██.█kA
NPG LTDS Appendix 6 Fault Level Data
Fault and rating detail
Make rating
██.█kA
Break rating
██.█kA

Other voltage levels

  • 275 kVHawthorn Pit 275 kV NGETNot openly published by NESO
  • Voltage not statedHawthorn Pit NGETNot openly published by NESO
  • Voltage not statedHawthorn Pit Grid NPGNo capacity or fault data published for this busbar

Planned reinforcement

4 schemes, +1 MVA, first in service 2026DNO Network Development Reports
SchemeDriverUpliftIn service
Replacement of 20kV switchgearCondition+0.7 MVA2026
These works will impact upon the available capacity at this substation.Asset replacement due to deteriorating condition and performance2026
Replacement of 66kV circuit breakersCondition2026
These works will impact upon the available capacity at this substation.Asset replacement due to deteriorating condition and performance2027

Data source

Distribution operator: Northern Powergrid. Licence: Northern Powergrid Open Data Licence v1.0

Transmission owner: National Grid Electricity Transmission. Licence: NESO Open Data Licence

Supported by Northern Powergrid Open Data Supported by National Energy SO Open Data Office for National Statistics licensed under the Open Government Licence v.3.0 Contains OS data © Crown copyright and database right [2019-]

Derived from publicly available DNO and TSO datasets: we cluster, merge and calculate from the published records, so these figures are modified from the source. Indicative only; verify directly with the operators before making connection decisions. Attribution and licences

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