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FOI 943 – Waterborne Infections

FOI Reference: FOI 943

Date request received: 10/06/2022

Date information is due to be sent: 08/07/2022

Information requested:

Can you please provide the number of individuals in Wales – who have acquired the following infections each year from 2012 – 2022? Can you also confirm whether they have been associated with rivers and/or reservoirs?
•    Giarda
•    Cryptosporidium
•    Leptospirosos
•    Cyclospora
•    Alga blooms
•    Hepatitis A
•    Shigella dysentry
•    E Coli 0157


Information provided for the answer:

Thank you for your recent request dated 30th June 2022.
Please see a table below with the information you require
Waterborne Infections data.png
Further information:
For information on algal blooms the requester should contact the two water companies covering Wales (Welsh Water and Severn Trent Water).
Water exposure where indicated is not always further delineated or investigated especially where it may not be relevant to the primary exposure of the case.
You can obtain current data for some of the infections specified in the request by visiting the following links:
Data – Public Health Wales (nhs.wales)
Laboratory reports of CAMPYLOBACTER in Wales | Tableau Public
Laboratory reports of CRYPTOSPORIDIUM in Wales | Tableau Public
Laboratory reports of E COLI O157 in Wales | Tableau Public
Laboratory reports of GIARDIA LAMBLIA in Wales | Tableau Public
Laboratory reports of HEPATITIS A in Wales | Tableau Public

If you are unhappy with the service you have received in relation to your request and wish to make a complaint or request a review of the decision, you should write to the Corporate Complaints Manager, Public Health Wales NHS Trust, 3, Number 2, Capital Quarter, Tyndall Street, Cardiff, CF10 4BZ.

If you are not content with the outcome of your complaint or review, you may apply directly to the Information Commissioner for a decision. Generally, the ICO cannot make a decision unless you have exhausted the complaints procedure provided by the Trust. The Information Commissioner can be contacted at:

Information Commissioner for Wales
2nd Floor
Churchill House
Churchill Way
Cardiff
CF10 2HH

Telephone: 029 2067 8400
Email: [email protected]