📍 Service Area
North Central Idaho - 5 Counties
Clearwater County - Rural mountain communities • GIS Map →
Idaho County - Idaho's largest county by area • GIS Map →
Latah County - Home to University of Idaho (Moscow) • GIS Map →
Lewis County - Rural agricultural area • GIS Map →
Nez Perce County - Lewiston (district headquarters) • GIS Map →Headquarters: Lewiston
This collection contains authoritative statewide technical resources from Idaho DEQ:
Two massive training manuals (23 MB combined):
These are the most comprehensive installer training resources in the entire knowledgebase.
Unique 7-page Homeowner Installer Manual for DIY property owners doing their own work - rare among health districts.
All documents open in a new tab. Click any PDF below to view the original document.
Public Health – Idaho North Central District 215 10th Street Lewiston, ID 83501
Phone: 208-799-3100 Fax: 208-799-0349
Hours: Monday - Friday, 8:00 AM - 5:00 PM Environmental Health: By appointment only
Now offered online through Idaho DEQ: https://www.deq.idaho.gov/water-quality/wastewater/septic-and-septage/
North Central Public Health District serves rural and mountainous Idaho:
This collection uniquely includes authoritative statewide materials applicable to all Idaho counties:
The 350-page DEQ manual is the official reference for:
20 interpretive documents (1993-2021) provide regulatory clarification on specific issues.
Database of 50+ manufacturers with products approved for use in Idaho.
Collection archived November 3, 2025. Always verify current requirements with the health district and DEQ.
