Environmental and Technical Reports & Responsibilities

Most Recent Water Quality Reports & Documents

NPDES Annual Reports

The City of Keizer is required to submit annual reports to the Oregon Department of Environmental Quality. These annual reports outline the programs that have been implemented during the permit year and how the City has or has not met the NPDES Phase II permit requirements. Read the NPDES Annual Report 2019-2020 here.

WPCF Annual Reports

The City of Keizer is required to submit annual reports to the Oregon Department of Environmental Quality relating to the Water Pollution Control Facilities (also known as Underground Injection Controls). These annual reports outline the programs that have been implemented during the permit year and how the City has or has not met the WPCF permit requirements. Read the WPCF Annual Report #6 - 2019-2020 here.

Stormwater Management Plan (SWMP) Document

The City of Keizer is required in our NPDES Phase II Permit, to develop the SWMP Document. The SWMP Document outlines how the City plans to meet the NPDES Permit requirements and outlines programs the City will implement to prevent and reduce impacts from stormwater pollution on local waterways. Read the SWMP Document here.

City Ordinances Pertaining to the Environmental & Technical Division

Stormwater Discharge Ordinance
Stormwater Utility Ordinance
Erosion Control Ordinance

National Pollutant Discharge Elimination System (NPDES) 

The NPDES permit is issued by the Oregon Department of Environmental Quality (DEQ) to fulfill requirements of the Clean Water Act. The NPDES permit is for all jurisdictions that are responsible for a municipal separate storm sewer system. In March, 2019 DEQ issued the General Permit to all Phase II communities which included the City of Keizer. This General Permit outlines programs that the City of Keizer are responsible for implementing in order to ensure the quality of stormwater and overall water quality. Review the City's most recent Stormwater Management Plan to find out more about our plans to fulfill these permit requirements.

Total Maximum Daily Load (TMDL) Program 

Note: Beginning in 2010/11, the TMDL Implementation Plan Annual Report is incorporated into the NPDES Annual Report for that year.  

Water Pollution Control Facilities (WPCF) 

Glossary of Terms.pdf