(a) make an annual sanitary survey and maintain sanitary supervision over the territory within his jurisdiction;

(b) make a sanitary inspection periodically of all places of public assemblage, and report thereon to those responsible for the maintenance of such places of public assemblage;

(c) promote the spread of information as to the causes, nature and prevention of prevalent diseases, and the preservation and improvement of health;

(d) take such steps as may be necessary to secure prompt and full reports by physicians of reportable diseases and prompt and complete registration of births and deaths;

(e) enforce within his jurisdiction the provisions of this chapter and the sanitary code; and,

(f) attend conferences called by the commissioner or his authorized representatives. 2. The health officer may employ such persons as shall be necessary to enable him to carry into effect the orders and regulations of the board of health and the provisions of this chapter and of the sanitary code, and fix their compensation within the limits of the appropriation therefor. 3. A health officer appointed for two or more towns or villages shall have and exercise in each such town or village all the rights, powers, duties and obligations conferred and imposed by law upon a health officer therein, in the same manner as though appointed separately, rather than jointly, by the local boards of health for each such town or village.