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Ames City Government












City of Ames

Water & Pollution Control Department

300 East 5th Street
Building 1
Ames, Iowa 50010

Phone:
(515) 239-5150

FAX:
(515) 239-5251

Water and Pollution Control Department

History of the Pretreatment Program

Information  |  Program  |  Links  |  Wastewater Treatment Application  
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 |  Questionnaire   |   Enforcement Response   |   Surcharges
Hauled Wastes & Special Discharges   |  
Waste Hauler Tracking Form

 

The City of Ames received a National Pollution Discharge Elimination System (NPDES) discharge permit for the municipal wastewater treatment facility in January 1983.  This permit was issued by the Iowa Department of Environmental Quality (now the Iowa Department of Natural Resources (IDNR)) under procedures established by the U.S. Environmental Protection Agency (U.S. EPA) to implement provisions of the Federal Water Pollution Control Act Amendments of 1972 (Public Law 92-500).  The NPDES permit included a requirement for the City of Ames to establish and implement an industrial waste pretreatment program (IWPP) by July 1, 1983 in accordance with applicable provisions of the Clean Water Act of 1977.  Regulations concerning the NPDES permitting procedures are found in the Code of Federal Regulations (CFR) 40CFR Part 122

All communities with wastewater treatment facilities designed for or receiving more than five million gallons per day of wastewater flow must implement a non-domestic waste pretreatment program consistent with the federal requirements.

The City of Ames complied with the requirement and in 1983 established an IWPP.  The City of Ames continues to administer the pretreatment program.  However, requirements for the pretreatment program have been modified by subsequent legislation or rules.  The City of Ames regularly updates its program to meet the current requirements.

Chapter 28 of the Ames Municipal Code gives the City of Ames the legal authority to administer and enforce the IWPP.  Federal regulations that describe the requirements for pretreatment programs are found in 40CFR Part 403.