Ensure safe, high-quality water for your users, systems and operations. Eurofins Water Hygiene Testing UK Ltd provides UKAS accredited drinking water analysis for both regulated and non-regulated supplies. Whether you manage a private water supply, estate, commercial building or water treatment system, our laboratories offer targeted testing and reliable turnaround to help you maintain water quality and compliance.
Non-regulatory drinking water testing
Optimise water quality, reduce risk and support system performance with expert laboratory testing; even when full regulatory testing isn’t required. Ideal for water treatment providers, facilities managers, estates teams and private water supplies.
What non-regulatory water testing we offer
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UKAS accredited laboratory services; samples analysed under ISO/IEC 17025 using validated chemical and microbiological methods
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Extended chemistry and microbiology suites; including pH, TDS, chloride, iron, copper, hardness, TVC, Pseudomonas spp., coliforms and more
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Aesthetic and performance parameters; testing for taste, odour, turbidity, conductivity and temperature to assess consumer experience and system suitability
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Corrosion and scale indicators; alkalinity, dissolved oxygen, metals (zinc, aluminium, manganese) and Langelier Saturation Index to support effective system maintenance
When to use non-regulatory testing
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Private or non-mains supplies; supplement basic compliance testing with enhanced insight for boreholes, wells and spring water
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Post-treatment performance checks; verify chemical treatments, filters or softeners are working as intended
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Complaint investigation and aesthetic issues; identify causes of unusual taste, odour or appearance with targeted test panels
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Pre-compliance screening; ideal for clients preparing for DWI audits or validating systems after upgrades, cleaning or stagnation events
Recommended testing frequency
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Private supplies; at least once annually in addition to statutory testing, and after upgrades or source changes
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Commercial premises; establish an initial baseline followed by risk-based testing depending on use, occupancy and system complexity
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Emerging risks and seasonal monitoring; short-term campaigns for PFAS, biofilm risk or temperature-driven variation
DWTS accredited drinking water testing
In addition to non-regulatory programmes, Eurofins Water Hygiene Testing UK Ltd participates in the Drinking Water Testing Scheme (DWTS), enabling accredited analysis of potable water samples to the standards recognised by the Drinking Water Inspectorate (DWI). DWTS testing provides independent verification for public and private water supplies, supporting confidence in results used for compliance or audit purposes. This service is available for Northern Ireland from our Belfast UKAS No. 31702 accredited laboratory. Find out more.
Why choose Eurofins Water Hygiene Testing UK Ltd
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Industry-focused service expertise: Designed specifically for water treatment and system performance professionals
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Comprehensive analysis: Full spectrum of chemistry and microbiology testing
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Rapid, reliable turnaround: Efficient lab processing with standard and express options available.
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All non-regulated and DWTS tests are performed in ISO/IEC 17025-compliant laboratories, supported by clear reporting and robust quality systems
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National coverage with extensive refrigerated courier and drop-off network
To find out more about our DWTS service for Northern Ireland. For our UK-wide non-regulatory drinking water hygiene testing, submit an enquiry or call us on +44 (0) 845 604 6740.
