Odour Compliance Guides
Expert guidance on environmental compliance, MCERTS standards, air quality regulations, and permit requirements across the UK. Stay informed with our latest insights.
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IAQM Odour Assessment 2026: New EA Hub, H4 Replacement & FIDOL in Practice
The Environment Agency's H4 odour guidance was replaced in December 2025 by a new online odour management hub. Here's what's changed for IAQM odour assessments in 2026 — including FIDOL, dispersion modelling, complaints risk and odour management plans.
Odour Assessment Tools, Training & Technology: What You Need to Know
A comprehensive guide to the tools, training requirements and technologies used in professional odour assessments — from olfactometry and sniff testing to e-noses and dispersion modelling.
What Is an Odour Impact Assessment and Who Needs One?
Unpleasant odours can cause complaints, disrupt communities, and lead to regulatory action. For industries that produce emissions or waste, an Odour Impact Assessment is essential.
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