London's Pulse: Medical Officer of Health reports 1848-1972

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City of London 1940

[Report of the Medical Officer of Health for Port of London]

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8.

RATS DESTROYED DURING 1940. Table E. (1) On Vessels.

(a) No. of Rats Destroyed(b) No. of Rats Examined(c) No. of Rats found to be Infected with plague.
5,115921Nil.

Table F.

(2) In Docks, Quays, Wharves and Warehouses.

(a) No. of Rats Destroyed(b) No. of Rats Examined(c) No. of Rats found to be infected with plague.
4,1571 ,155Nil.

Table G.

Measures of Rat Destruction on Plague "Infected" or "Suspected" Vessels or Vessels from Plague Infected Ports arriving in the Port during the year.

Number of Vessels fumigated by S0252
Number of Rats killed1,910
Number of Vessels fumigated by HCN(302 Mice) 44
Number of Rats killed656 (101 Mice)
Number of Vessels on which Trapping, Poisoning, etc., were employed285
Number of Rats killed1,436
Number of Vessels on which measures of Rat Destruction were not carried out663

Table H.

Deratisation Certificates and Deratisation Exemption Certificates issued during the Year.

Number of Ships829
Number of Deratisation Certificates Issued:
After fumigation with HCN51
After fumigation with Sulphur66
After fumigation with HCN and Sulphur-
After Trapping, poisoning, etc.118
Number of Deratisation Exemption Certificates issued711
Total Certificates issued829