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SR-505-002 (3) I 5(/'5-002- '-F" jUL 25 1989 '- GS:SS:BG:JSHjsriwcor2 council Meeting: July 27, 1989 Santa Monica, California TO: Mayor and City council FROM: city Staff SUBJECT: Request to Direct city Attorney to Amend Industrial Wastewater Control Ordinance No. 1373 (CCS) INTRODUCTION This report reques~s tha~ the city Council direct the City Attorney to amend Industrial Wastewater Control Ordinance No. 1373 (CCS) as discussed below. BACKGROUND The Federal Clean Water Act, enforced by the Environmental Protection Agency (EPA), mandated that the city of Los Angeles adopt and enforce an industrial wastewater pretreatment program. The program sets forth 1) requirements for pretreatment of defined types of sewage; 2) legal sewage discharge definitions; 3) permit requirements; and 4) enforcement procedures for business wastewater discharges. The City of Santa Monica, along with several other area cities and agencies, contracts with the city of Los Angeles for sewage treatment and disposal services. Santa Monica was, therefore, required to adopt and enforce an industrial pretreatment program at least as stringent as the program adopted by the city of Los Angeles. The city Council directed the city Attorney to prepare such an ordinance and on June 10, 1986, the city Council adopted Industrial Wastewater Control Ordinance No. 1373 (CCS). - 1 - ft,-J: jUL 25 \989 An industrial pretreatment program audit was initiated by the EPA in September 1988 and the final report was submitted to the City in November 1988. Ordinance No. 1373 (CCS) was reviewed and found to adequately address the legal requirements of the Federal Clean Waters Act with the exception of: An accurate definition of "interference" in Section 5400. Reference to The Marine Protection, Research and Sanctuaries Act (MPRSA) should be included in the definition in order to be consistent with the federal definition. The city's definition omits the mention of MPRSA while listing all other statutory programs cited in the federal definition. It could be construed that, under the City's definition, the MPRSA is not an authority to which dischargers are subject. - specific prohibition against the discharge of wastewaters with extreme temperatures. The EPA recommended that the heat limitation be removed from the table of specific pollutant limitations in Section 5404 (a) and be merged into the narrative provision at Section 5403(j). This change will clarify that the 140 degree heat limitation cited in Section 5404(a) applies at point of entry of discharge into the wastewater collection system. This is important as the heat limitation drops to 104 degrees at point of entry into the Hyperion Treatment Plant. - 2 - - provisions for the collection of administrative penalties for violations of permit conditions. A section must be added to give authority to seek injunctive relief and assess civil or criminal penalties in the amount of $1,000 per day for each violation of pretreatment standards and requirements by industrial users. - Public notification of significant violators in the previous twelve months. A section should be added stating that the city will publish annually a list of significant violators in the local newspaper in order to conform with the Act and to avoid challenges made by violators. - Exclusion of discharge data from Section 5423 relating to confidentiality. Section 5423 states that discharge data shall be available to the pUblic except where there is a claim of confidentiality. The section must be revised to exclude discharge data from confidentiality as required by the federal regulations. Further, in implementing the ordinance, staff found several ambiguities and unforeseen problem areas. By strengthening the ordinance to address these deficiencies, staff will be better able to enforce the ordinance as required by federal regulations. - 3 - Clarification of Procedures for Disconnecting Illegal Dischargers Presently, section 5429 authorizes the city to disconnect a permitted discharger in violation of any of the provisions of the ordinance. However, it does not provide for disconnecting a non-permitted illegal discharger. The section should be revised to state that the city has the authority to disconnect any illegal discharger into the wastewater collection system. Establish Requirements for Floor Drains and Curb Connections Floor Drain. A section should be added to require that any business which uses a floor drain in which chemicals or waste discharge may be washed be required to: 1) install a clarifier or other type of pretreatment device as determined by the City or 2) seal the drain. Curb Connections. In various areas of the City, industrial wastewater is discharged directly into the street via a curb connection. staff recommends that a section be added requiring that all curb connections through which industrial wastewater is discharged be sealed, effluent be pretreated (if determined to be necessary by the City), and redirected to a sewer connection. Deletion of Reference to Storm Drain and Waters of the state Section 5404, Specific Pollutant Limitations, states that no person is allowed to discharge pollutants over specified limitations into the city's sewer system. It also refers to II the storm drain system, or the waters of the state... II. The pollutant discharge limitations for sewer systems are less - 4 - . l stringent than the pollutant limitations for storm drain systems and waters of the State, since wastewater is subject to additional treatment before being discharged into the environment. The storm drains and waters of the state must be subject to a higher level of protection so it is recommended that reference to storm drains and waters of the state be deleted from the section. BUDGET/FISCAL IMPACT By amending the ordinance as described above, the City would be able to assess civil and criminal penalties in the amount of $1,000 per day. As fines would be levied on a case by case basis, staff is unable to determine the fiscal impact at this time. No budget/fiscal impact results from the other revisions. RECOMMENDATION It is recommended that the City Council direct the City Attorney to amend Industrial Wastewater Ordinance No. 1373 as described above. Prepared by: Byron Gaines, utilities Manager Chris Cataldo, Industrial Waste Inspector Jean Stanley Higbee, Administrative Analyst - 5 -