If anyones trip into the city goes around areas of standing water and sewerage read this from CDC.

September 1, 2005 Page 1 of 1
Department of Health and Human Services
Centers for Disease Control and Prevention
Interim Immunization Recommendations for Emergency
Responders: Hurricane Katrina
Required immunizations:
1. Tetanus and diphtheria toxoid (receipt of primary series, and Td booster within 10 years)
2. Hepatitis B vaccine series for persons who will be performing direct patient care or otherwise expected to have contact with bodily fluids