Environmental Public Health (EPH)


Mission Statement

Purpose Statement

The Environmental Public Health Program (EPH) supports Northwest Tribes in creating wellness for the seventh generation. (The NPAIHB’s Vision)

The Environmental Public Health Program (EPH) supports Northwest Tribes by providing comprehensive environmental public health services grounded in Indigenous knowledge and western science. 




• Inspection Team, Special Projects Team
• PNW tribal food code adoption
• Institutional EH
• AAAHC health care accreditation readiness – Policy development, mock surveys
• Occupational health and safety
• Infection Prevention and control
• Public Health Accreditation Support

• Advances in children’s E.H.
• Reducing exposures to toxins (in homes, schools, CC, food, H20
• EH conf with PNW tribes — to define EH, describe TEK, shared indicators
• Conducted CEHAs – CEHA Profile/CEHIP; provided profiles to 15 tribes and story maps
• TEK – qualitative collection & analysis
• Asthma HV program in 5+ tribes
• 2-3 major projects making known accomplishment
– Water – fish/shellfish
– Delivery of EH topics with young ones
– Inclusion – tribal ecological knowledge into EH programs – inclusion from gov.
• Individual well water/Characterization
• EPA WIIN: CC water sampling
• Emergency Preparedness: COVID Intra action reviews, action planning, tabletop drills, hot wash facilitation, TPHEPC, FEMA preparedness training
• Building Tribal EPH Data System


Shawn Blackshear, MS, RS

Interim EPH Program Director, Senior EPH Specialist

Antoinette Ruiz, BA (Navajo Nation)

EPH Specialist

Ryan Sealy, MPH (Chickasaw Nation)

EPH Scientist

Holly Thompson Duffy, MPH

EPH Science Manager

Nicole Smith, MPH

EPH Informatics Specialist

Melino Gianotti, BS

Emergency Coordinator

Rebecca J. Washakie BS (ShoshoneBannock)

EPH Project Coordinator