Gathers and records information on complaints, inspections, emergency calls and requests for investigation/evaluations; Extracts, inspects, tests and analyzes samples; Designs and conducts surveys and studies in assigned specialty area; Initiates and follows up on correction of unsanitary/hazardous conditions; Enforces County, State and Federal laws, codes and regulations when violations are observed; Performs technical analyses and assists in the evaluation of plans and specifications for air pollution control devices, housing construction, property development; Issues permits for construction of on-site sewage disposal systems, private water supplies, and operation of public establishments; Prepares drafts of official correspondence; Provides information and assistance to the public (including property owners, business operators, developers/real estate agents, engineering professionals), other County agencies, and other jurisdictions; Prepares summons requests, subpoenas, and case histories; Testifies at court hearings. Under limited supervision of an Environmental Health Supervisor or Environmental Health Specialist III, conducts inspections, complaint investigations, and surveys to determine compliance with state and local codes and regulations related to campgrounds, food facilities, hotels and motels, massage establishments, on site wastewater treatment systems, religiously exempt childcare facilities, special events, summer camps, swimming pools, tattoo shops, and water wells.