Protecting Public Health and the Environment.

Water Quality Plans & Reports in DEQ's Lewiston Region

Subbasin Assessments and Total Maximum Daily Loads

Listed below are subbasins in which subbasin assessments (SBAs) and/or total maximum daily loads (TMDLs) have been completed for water bodies in DEQ's Lewiston Region. Click on the subbasin name to link to an overview of water quality in the subbasin, a list of streams and pollutants for which TMDLs were developed, and related documents, including subbasin assessments and TMDLs, addenda, implementation plans, and 5-year reviews. (Access the statewide list of SBAs/TMDLs here.)

Ground Water Studies and Reports

Surface Water Studies and Reports


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DEQ Lewiston Regional Office

1118 "F" St.
Lewiston, ID 83501
(208) 799-4370
toll-free: (877) 541-3304

Staff Contacts

Surface Water Quality Manager
Sujata Connell
(208) 799-4370
sujata.connell@deq.idaho.gov

Related Pages

Total Maximum Daily Loads (TMDLs): Water Quality Improvement Plans

Ground Water in Idaho

Surface Water in Idaho