3 Petrel Close, Penarth Data via plota.co.uk

2026/00734/FUL - Full Planning Application Application VALID

Proposal

Proposed entrance porch Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
28 Sept 2026
Decision
Expected by 23 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision between 21 Nov 2026 and 30 Nov 2026, from Glamorgan's recent extensions.

Site constraints 3

Local nature reserve about 145 m away: Severn Estuary (Wales)
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Radon affected area, class 5
An estimated 10 to 30% of homes reach the radon action level. Indicative for the 1 km square, which takes the highest class found in it; a radon test gives the answer for a building.
From the British Geological Survey and UK Health Security Agency indicative atlas. Under building regulations, as the BRE guide BR 211 (2023) sets out, new buildings and extensions need basic radon protection from class 3 in England and Wales and from class 2 in Scotland, and full protection from class 5. The class at the site itself, from the detailed BGS map, decides which.
UKHSA radon ↗
SSSI about 124 m away: Penarth Coast
Natural England may need consulting, depending on what is proposed.
Sites of special scientific interest are the best wildlife and geological sites in the country. Development likely to harm one is rarely permitted.
Not affected
Outside flood zones 2 and 3 · No scheduled monument at the site

Checked on 7 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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
Glamorgan
Application type
Full Planning Application
Received
28 Sept 2026
Validated
28 Sept 2026
Ward
Plymouth, Sully
Parish
Penarth Town Council, Sully Community Council
Case officer
Show
Target decision
23 Nov 2026
Decision level
Delegated
Applicant
Show
Agent
Le Guilcher Architecture

Decision outlook

Day 11 of the 56-day target. Glamorgan usually decides extensions by day 56.

Day 1145 days to the 56-day target
51%decided within 8 weeks
91%approved
315decided in the last year

Plota live figures for extensions decided by Glamorgan in the last twelve months, from validation. Glamorgan decision record →