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3M Operations L8 Legionella Audit Checklist

by Gemma Geddes, from the Community

40+

Use this 3M Operations L8 Legionella Audit to evaluate building water systems for Legionella risk. The checklist guides identification of hazardous systems (hot and cold water, softeners, sprinklers, spa baths), verification of schematics, and program management responsibilities. It covers temperature control, recirculation to calorifiers, flushing of infrequently used outlets, quarterly showerhead cleaning, storage tank checks, and record-keeping. Include evidence via photos and signatures, and log monthly, quarterly, and annual checks at sentinel outlets. Intended as a starting point; confirm suitability for your site and regulations.

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Confirm accountability and compliance with a digital log

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This community page makes available free workplace checklists and templates created by other users within the SafetyCulture community. SafetyCulture has re-published this content and where possible, has credited the original author. SafetyCulture has not verified the accuracy, reliability or suitability of any community content. You agree that your use of any of this content is in accordance with SafetyCulture’s Terms and Conditions.

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L8 Flushing Outlets Checklist
Use this L8 flushing outlets checklist to record the routine flushing of low-use or vacant outlets to support HSE L8 Legionella control. Capture block, level, and unit details plus fixture types such as kitchen sinks, WC basins, cisterns, baths, and showers. Log cold and hot water temperatures, dates, inspector name, observations, and completion signatures. Standardize documentation for water hygiene, demonstrate compliance, and schedule weekly or monthly checks across your facilities.
by Mauricio Silva, from the Community
Downloads: 10+
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Template
Legionella Risk Assessment Checklist ACOP L8 HSG274
Use this checklist to support a compliant Legionella risk assessment of hot and cold water systems in buildings. It aligns with HSE ACOP L8 and HSG274 Part 2 and covers site management, roles and responsibilities, temperature control and monitoring, biocide dosing regimes, low flow and little used outlets, flushing and records, cold water storage tank condition, hot water system inspections, gauges and temperatures, and asset registers and schematics. It also prompts review of previous recommendations, evidence of staff training, and written procedures for positive Legionella results or suspected cases. Intended as an aid for trained and competent assessors to document findings, actions, and priorities.
by Fraser Inglis, from the Community
Downloads: 10+
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Template
L8 Flushing Outlets Checklist - Block B
This L8 flushing outlets checklist helps teams manage routine water hygiene tasks for vacant units in Block B. Record dates, inspector details, and complete L8 checks across outlets including kitchen sinks, WC basins, cisterns, baths, and showers. Capture cold and hot water temperatures, note observations, and sign off on completion to support Legionella risk control and compliance.
by Mauricio Silva, from the Community
Downloads: 0
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Template
L8 Flushing Outlets Checklist for BOH Areas
This L8 legionella flushing checklist helps facilities teams complete routine flushing of back of house outlets across all blocks and levels. It guides users to run taps, showers, and cisterns, record cold and hot water temperatures, and capture observations for water hygiene control. Fields include block and level selection, outlet types such as housekeeping stations, refuse rooms, kitchens, and washrooms, plus inspector details and signature. Designed for monthly cycles, it supports L8 compliance and audit readiness across complex sites.
by Mauricio Silva, from the Community
Downloads: 0
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3M Operations L8 Legionella Audit Checklist

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