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UKHSA/UKradon
United Kingdom
Reference Level: 200 Bq/m³
Overview
Scope: All buildings
Authority: UK Health Security Agency (UKHSA)
Legal Reference: Ionising Radiations Regulations (IRR) — UKHSA Validation Scheme
Measurement Protocol
Duration: ≥3 months
Detector Type: Passive track-etch detectors
Measurement Season: 3-12 months recommended with seasonal correction
Laboratory Requirements
Accreditation: UKHSA validated laboratory