Sellafield, Seascale Data via plota.co.uk

4/26/2286/0F1 Pending

Proposal

Prior notification of proposed demolition – single storey sectional building complex Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
16 Sept 2026
Decision
Expected by 11 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 28 Oct 2026, from Copeland's recent prior approvals.

Site constraints 2

Habitat network: Network Expansion Zone
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Inside the Sellafield built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

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Important details

Council
Copeland
Received
16 Sept 2026
Validated
16 Sept 2026
Parish
Beckermet with Thornhill
Case officer
Show
Applicant
Show

Decision outlook

Day 42, past Copeland's usual 37 days for prior approvals. 95% are decided within thirteen weeks, so most likely by 16 Dec 2026.

Day 4214 days to the 56-day target
86%decided within 8 weeks
100%approved
28decided in the last year

Plota live figures for prior approvals decided by Copeland in the last twelve months, from validation. Copeland decision record →

Cumberland
Planning Authority Score
4.9/10
Below average
#151 of 296 councils
Relevant to this application:
Householder decisions

Cumberland is slower than most councils at deciding householder applications, ranking #239 out of 296. Householder applications are more likely to be approved here than most councils, with a 97% approval rate vs 90% nationally.

More permissive than most councils
97% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Cumberland decision statistics
Based on MHCLG data, the year to March 2026
96%
Overall approval rate
Above avg (87%) #9 of 296
97%
Householder approved
Above avg (90%) #30 of 296
50%
Decided in 8 weeks
Below avg (63%) #239 of 296
45%
Extended time limit
Above avg (41%) #189 of 296
87%
Minor dwellings approved
128 decided (1-9 homes)
91%
Major dwellings approved
23 decided (10+ homes)
95%
Change of use approved
108 decided
1,169
Total decisions
49 refused in the year to March 2026