Water Regs & G3 Revision

Water Regs & G3 Revision is exam practice for people who work with water in England, Wales and Scotland. 752 multiple-choice questions across three self-contained routes, each with its own topics, its own timed mock and its own pass mark.

This is independent revision material. It is not a government app, it does not represent any government department, and it is not affiliated with or endorsed by any awarding body, EUSR, Energy & Utility Skills or any water company. It does not award, replace or certify any qualification — formal training and assessment are still required.

WATER HYGIENE (BLUE CARD) ROUTE — 262 questions
Revise for the EUSR National Water Hygiene "Blue Card" test, needed to work on clean-water sites and the water mains. Ten topics, from wholesome water, waterborne disease and fitness to work through personal hygiene, contamination, disinfection, bursts and connections to sampling and emergencies. Covers England, Scotland and Wales.

WATER REGULATIONS ROUTE — 282 questions
Nine topics covering the Water Supply (Water Fittings) Regulations 1999: notification and contractors, the five fluid categories, materials and substances, installing water fittings, backflow prevention, cold water services and cisterns, hot water services, WCs and flushing, and taps, appliances and outside use.

G3 UNVENTED HOT WATER ROUTE — 208 questions
Seven topics on unvented hot water storage: G3 and the Building Regulations, types of hot water system, unvented components, temperature and pressure protection, discharge pipework, installation, commissioning and handover, and temperatures, scalding and Legionella.

TIMED MOCK TESTS
A 25-question Blue Card mock (22 correct to pass), a 52-question Water Regulations mock in 104 minutes, and a 24-question G3 practice paper in 50 minutes. Each is weighted to reflect the real spread of topics, and every attempt is kept in Mock Test History.

EVERY ANSWER IS EXPLAINED AND SOURCED
No bare right-or-wrong. Each question carries a plain-English explanation and a citation to the regulation, guidance note or published source it comes from, so you can check it yourself.

FIND THE RULE
Forty drills on the Water Regulations and G3 routes that work the other way round: you are given the situation, and you find the clause that governs it.

ALSO INCLUDED
- Flash cards for quick recall
- Spoken questions, in English (UK)
- Quizzes from 5 to 30 questions, any topic
- Progress and statistics per topic, kept separately for each route
- Works fully offline

TRY IT FREE
Sample questions from the first three topics of each route, five Find the Rule drills on each regulations route, and a 10-question taster mock on every route. Unlock the full version for all 752 questions and every full mock across all three routes with a single subscription — monthly or yearly.

Water Regulations and G3 content covers England and Wales. Blue Card content covers England, Scotland and Wales. Northern Ireland is not covered.

SOURCES
Questions are written from publicly available legislation, statutory guidance and published industry guidance. For the current requirements, see:
- The Water Supply (Water Fittings) Regulations 1999: https://www.legislation.gov.uk/uksi/1999/1148/contents
- Approved Document G (sanitation, hot water safety and water efficiency): https://www.gov.uk/government/publications/sanitation-hot-water-safety-and-water-efficiency-approved-document-g
- The Building Regulations 2010: https://www.legislation.gov.uk/uksi/2010/2214/contents
- HSE Legionnaires' disease (L8): https://www.hse.gov.uk/pubns/priced/l8.pdf
- The Water Supply (Water Quality) Regulations 2016 (England): https://www.legislation.gov.uk/uksi/2016/614/contents
- The Water Supply (Water Quality) Regulations 2018 (Wales): https://www.legislation.gov.uk/wsi/2018/647/contents
- The Public Water Supplies (Scotland) Regulations 2014: https://www.legislation.gov.uk/ssi/2014/364/contents

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