Guides

Risk Assessment Guides

Practical guidance for qualified risk assessors — HSG274, ACOP L8, and assessment best practices.

ACOP L8 Risk Assessment Requirements: What the Law Requires

A practical guide to the legal requirements for legionella risk assessment under ACOP L8, including who needs one, how often, and what it must cover.

Compliance

HSG274 Part 2 2024 Changes: The Complete Guide for Assessors

Everything qualified risk assessors need to know about the 2024 updates to HSG274 Part 2, including new requirements for scalding risk assessment, solar heating systems, and incident planning.

Compliance

HSG274 Table 2.1: Monitoring Frequencies for Hot and Cold Water Systems

A clear reference guide to the monitoring and inspection frequencies required by HSG274 Part 2 Table 2.1, including monthly, quarterly, and annual tasks.

Assessment Tools

Legionella Risk Assessment Checklist: 67 Conditions Based on HSG274

A comprehensive checklist covering all 67 risk conditions for legionella risk assessment, aligned with ACOP L8 and HSG274 Part 2 requirements.

Assessment Tools

How to Write a Legionella Risk Assessment Report: Structure and Requirements

What a compliant legionella risk assessment report should contain, how it should be structured, and the common mistakes that let reports down.

Technical Reference

Legionella Temperature Requirements: The Key Numbers Every Assessor Needs

A quick reference to the critical temperature thresholds for legionella control -- cold water below 20 degrees C, hot water stored at 60 degrees C, distribution at 50 degrees C -- with context from HSG274 Part 2.