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Certificate Programs

Environmental and Occupational Health


Educational Objectives
The certificate program educates and trains students to identify major environmental health issues facing public health professionals today. Courses explore the sources of environmental agents, their distribution in community and work environments, transfer routes to humans and possible health effects; the basic biological mechanisms underlying the association between prior exposure and subsequent development of adverse health effects; and control strategies and interventions.


The certificate is intended for public health professionals (non-degree students) who are currently practicing in environmental or occupational health or other areas of public health and seek formal graduate-level training in environmental and occupational health.  Non-degree students must have at least a baccalaureate degree from an accredited college or university with a strong record of successful academic performance.  It is also offered to masters and doctoral students currently enrolled in any division or department of The Johns Hopkins University other than the Bloomberg Department of  Environmental Health Sciences.

Admissions Process

Bloomberg School of Public Health masters and doctoral students are not required to submit a formal application through the Admissions Office.  They should, however, email the certificate's administrative contact prior to beginning the certificate so that arrangements can be made to meet with the faculty sponsor to discuss course options.  The certificate is not open to students enrolled in a Department of Environmental Health Sciences degree program..

All others (non-Bloomberg masters and  doctoral students and non-degree students) apply to the program using the school's online application Applications are accepted throughout the year. The certificate application includes official transcripts from all post-secondary schools, a CV or resume, a statement of purpose vis-à-vis the certificate, and one letter of recommendation.  Transcripts from non-US institutions must be approved by a credentialing agency.  The application does not require scores from the GRE, TOEFL, or ILETS. Degree students must include a brief written statement from their advisor giving approval to take the certificate cuorses. The certificate program will review the applications and notify each applicant of its admissions decision.  Only those approved by the certificate admissions committee may earn the certificate

Course of Study

The certificate requires a minimum of 18 term credits.  The certificate courses are listed in the table below.

Students should check the course catalog to confirm when the course is offered.  The term and time may change from what is listed in the table below and some courses are only offered every other year.  Students should also check for pre-requisites and if instructor consent is required.

The free, non-credit Introduction to Online Learning course must be completed before enrolling in online courses.  It is offered five times each year.

Requirements for Successful Completion

The certificate requires a minimum of 18 term credits.  Students must take the required courses for a letter grade and earn at least a B in each required course.  Electives may be taken for a grade of pass/fail.  Students must earn at least a C or pass in each elective.  They must attain a minimum GPA of 3.0 for the certificate courses.  All courses must be taken within a three-year period.

Course No.Course TitleNo. CreditsOnline TermCampus Term
Required Courses  (Students must complete three of the following four courses)
180.601Environmental Health53S
 - OR -   
180.609Principles of Environmental Health I4-1
182.625 Principles of Occupational & Environmental Hygiene442
187.610 Public Health Toxicology421
188.680Fundamentals of Occupational Health311*
Elective Courses
180.628Introduction to Environmental and Occupational Health Law44-
 - OR -   
180.629Environmental and Occupational Health Law and Policy4-3
180.604  Introduction to Environmental Health Practice???
180.611Global Environment and Public Health4-1
180.620 Food Production, Public Health and the Environment42-
180.640Molecular Epidemiology Biomarkers in Public Health4-3
180.641Methods In Public Health Emergency Preparedness???
180.650Fundamentals of Clinical Oncology for Public Health Practitioners3-2
180.655Baltimore Food Systems: A Case Study of Urban Food Environments3-4
180.670Introduction to Public Health Emergency Preparedness3-4, F
182.615Airborne Particles324,S
182.621Introduction to Ergonomics432
182.622Ventilation Controls414, S
182.623Occupational Safety and Health Management323
182.625Principles of Occupational & Environmental Hygiene442
182.626Issues for Water and Sanitation in Tropical Environmental Health2-3
182.631Principles of Occupational Safety2-1
182.637Noise and Other Physical Agents in the Environment432
182.638Environmental and Health Concerns in Water Use and Reuse4-4
182.640Food- and Water-borne Diseases3-3
183.631Fundamentals of Human Physiology442
183.641Health Effects of Indoor and Outdoor Air Pollution3-4
 187.610 Public Health Toxicology421
187.625 Animals in Research: Law, Policy, and Humane Sciences2S-
187.641 Immunology of Environmental Disease3-4
188.680Fundamentals of Occupational Health311*
188.682Buildings, Land Use, Transportation and Public Health2-4
188.686Clinical Environmental and Occupational Toxicology3-3
188.681Occupational Health5-4
188.694Occupational Health and Vulnerable Worker Populations31-

* Course offered every other year
F = Course offerred in the Fall Institute, Barcelona, Spain
S = Course offered in the Summer Term
SI = Course offered in the Summer Institute

 Sponsoring department
Environmental Health Sciences

Contact Information

Faculty Sponsor
Jacqueline Agnew


Gainful Employment Program Information

In accordance with US Department of Education regulations, the JHU Bloomberg School of Public Health is required to disclose graduation rate data, median loan debt data, and other select information for all Title IV eligible gainful employment programs. To see the most recent data available for this gainful employment program, please view the attached disclosure.

Note: Fewer than 10 students graduated from this program in the 2012-13 academic year. Therefore, in accordance with US Department of Education guidelines on student privacy, the on-time completion rate and median loan debt data are not published.  The restrictions imposed by the current US Department of Education online disclosure form limit the number of jobs related to this program that can be displayed in this disclosure: the job(s) listed here represent only a sample of the jobs related to the program.


  1. The certificate is offered to Johns Hopkins University graduate and post-doctoral students (including physicians completing residency or fellowship programs) who are interested in adolescent health.
  2. The certificate program length is flexible; it varies from student to student, however, the certificate must be completed within three years.  Students do not need to be enrolled in a certificate course during consecutive terms.  The number of certificate course credits taken may range from zero to 22 per term.  Degree students earn the certificate simultaneously with their degree program and determine the number of credits taken each term with advisor approval.  Full-time degree students are able to complete the certificate within one academic year.
  3. Tuition, application fee, and book costs are subject to change from one academic year to another academic year.
  4. Completion rates will be tracked beginning in academic year 2012-2013.
  5. The Council of Public Health Education which accredits schools of public health does not require schools to track job placement rates for certificate programs.