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FOI release

FOI2026/00967 – Information on Leptospirosis

Published 12 August 2026

1. Your request

FOI request …How many dogs have contracted leptospirosis in the north east of England and in Sunderland. 
How many dogs have died after contracting it
How many dogs have died after the Lepto 2 and 4 vaccinations
If VMD don’t hold this information where can I get it please thanks

2. Our reply

The VMD does not hold data of dogs affected by Leptospirosis.

Leptospirosis is generally not a statutorily “notifiable” disease for animals in the UK therefore official government agencies do not hold exact, centralised case counts.

It may be helpful to know that VetCompass, run by the Royal Veterinary College (RVC), analyse large-scale clinical records from hundreds of veterinary practices to track disease trends, such as incidence rates.