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HomeMy WebLinkAbout~Master - Revisions to Non-Domestic Waste Pretreatment Program RESOLUTION NO. 15-098 RESOLUTION AUTHORIZING REVISIONS TO NON-DOMESTIC WASTE PRETREATMENT PROGRAM FOR THE CITY OF AMES,IOWA WHEREAS, the City's Water Pollution Control (WPC) Facility is designated as a Publicly- Owned Treatment Works(POTW)under the Federal Water Pollution Control Act and the Clean Water Act; and, WHEREAS, federal law requires the City to maintain a Non-Domestic Waste Pretreatment Program; and, WHEREAS,the program goals are to prevent the discharge of pollutants to the POTW that would do any of the following: pass through the treatment works and pollute the receiving stream, interfere with or inhibit the POTW treatment processes,create an unsafe work environment for those working in the sewer or at the treatment plant,or prevent the re-use of the wastewater and biosolids; and, WHEREAS,the City implemented its pretreatment program in 1983,and has made periodic revisions in 1992,2005,and 2011,and the enabling section of the Ames Municipal Code that allows staff to enforce the pretreatment program is found in Chapter 28; and, WHEREAS, to properly and adequately control the introduction of pollutants into the sanitary sewer system,the City Council has historically approved a list of"Local Limits,"and this is a list of specific pollutants with maximum allowable concentrations that can be introduced into the sewers; and, WHEREAS, the local limits adopted from time to time by the City Council have never included a limitation on pH (a measure of the acidity or alkalinity of the waste); instead, these limitations have been established by the Director of Water and Pollution Control and conveyed to each pretreatment customer in the form of a pretreatment permit; and, WHEREAS, staff is recommending that the City Council adopt an addition to the Non- Domestic Waste Pretreatment Program to better define what constitutes a pH violation; and, WHEREAS, adopting this additional provision will not impose any additional burden on industries,in fact,it will relieve them from receiving a Notice of Violation for minor excursions that are only revealed as a result of the additional monitoring being performed at those facilities that continuously monitor for pH. NOW, THEREFORE, BE IT RESOLVED by the City Council of the City of Ames, Iowa, that the revisions to the Non-Domestic Waste Pretreatment Program for facilities performing continuous pH monitoring are hereby approved. ADOPTED THIS 24`'day of February, 2015. cde�alG a& A. tom• ��++� Diane R. Voss, City Clerk Ann H. Campbell, Mayor Introduced by: Goodman Seconded by: Corrieri Voting aye: Betcher, Corrieri, Gartin, Goodman,Nelson, Orazem Voting nay: None Absent: None Resolution declared adopted and signed by the Mayor this 24'day of February, 2015.