Water Quality
- TMDL FAQ
- Runoff and Agricultural drains
- 1999 Idaho Nonpoint Source Management Program Plan (Idaho DEQ)
- Idaho TMDL Approval Status Summary (as of March 1, 2003)
- Clean Water Act Report on Idaho Water Quality [303(d)/305(b) report from DEQ], with subbasin maps
- Idaho DEQ Water Quality: Ground Water Reports, including the DEQ:
- Final Nitrate Priority Area Ranking (411 kB PDF); and
- the 2004 map of Nitrate Priority areas (PDF).
- Idaho DEQ's Wastewater educational programs
- Idaho Soil Conservation Commission Water Quality index
- EPA's Water Issues in Region 10 and Wastewater Discharge Permits
Drinking Water
- The Drinking Water system guide allows assessment of multiuser drinking water facilities to determine whether they are regulated public water systems.
- The Idaho Department of Water Resources (IDWR) has statutory responsibility for all water wells, monitoring wells, low temperature geothermal wells, injection wells, etc.
- Certified drinking water analyses labs in Idaho for sampling and testing wells (list maintained by the DEQ).
- EPA Ground Water and Drinking Water index
- EPA's Drinking Water FAQ
Water Management
- Estimating Soil Moisture
- Idaho Crops Water Use Charts (US Bureau of Reclamation)
- Livestock & Urban Water Use (IDWR)
- Water Measurement (IDWR)
- Irrigation System Efficiency Audit program (IDWR)
Water Supply
- Idaho water supply information provided by combined efforts of state and federal agencies, organized by River; Snow; Reservoir Storage; Precipitation & Weather; El Niño; Drought
- Pacific NW Hydromet System
- Water Well Information (IDWR)
- Water Rights Introduction, resources and research (IDWR)
Wetlands
The Reference section on this site has a wetlands FAQ (frequently asked questions) file, and and Guides for wetlands activities, identification and assistance.
- Wetlands Landowner Assistance & Stewardship (EPA)
- Plants that provide Wetland indicator status (Plants database)
- Idaho's Wetlands information (Id F&G)