ARCHIVED REPORTS_DRAFT ENVIRONMENTAL IMPACT REPORT

Home Browse Search

WASTE DISCHARGE REQUIREMENTS ORDER NO.R5-2004-0028 -27- WASTE DISCHARGE REQUIREMENTS ORDER NO.R5-2004-0028 -28- CITY OF MANTECA,CITY OF LATHROP AND DUTRA FARMS CITY OF MANTECA,CITY OF LATHROP AND DUTRA FARMS WASTEWATER QUALITY CONTROL FACILITY WASTEWATER QUALITY CONTROL FACILITY SAN JOAQUIN COUNTY SAN JOAQUIN COUNTY 63. Clean Water Act Section 307(b)and Federal Regulations at 40 CFR Part 403 require publicly reducing BOD,TSS,pathogen and metals concentrations with the addition of tertiary level owned treatment works to develop an acceptable industrial pretreatment program. A treatment,(b)reducing ammonia,nitrate and nitrite with the additions of nitrification and pretreatment program is required to prevent the introduction of pollutants that will interfere with denitrification treatment,(c)mitigating the thermal impacts by discharging treated wastewater treatment plant operations or sludge disposal and prevent pass through of pollutants that exceed on outgoing tides only,and(d)reducing the salinity of the discharge through the implementation water quality objectives,standards,or permit limitations. Federal Regulation(40 CFR 403.8) of pollution prevention measures or treatment. requires the Discharger to develop and submit for approval by the Regional Board an acceptable industrial pretreatment program. 69. The Regional Board has considered the information in the Information Sheet in developing the Findings of this Order. The Information Sheet is included as Attachment A and is a part of this 64. The Discharger submitted a draft pretreatment program to the Regional Board for approval. The Order. Regional Board,in an October 2001 Pretreatment Audit,identified areas of the program that are deficient or not implemented. The Regional Board staff,on 22 January 2003,provided 70. The Regional Board has notified the Discharger and interested agencies and persons of its intent comments to the Discharger identifying provisions of the City's Waste Ordinance and the to prescribe waste discharge requirements for this discharge and has provided them with an Interjurisdictional Agreement between the City of Manteca and the Lathrop County Water opportunity for a public hearing and an opportunity to submit their written views and District that are deficient. This Order provides a compliance schedule for the Discharger to recommendations. submit a pretreatment program that corrects the deficiencies noted in the October 2001 Pretreatment Compliance Audit and in the 22 January 2003 letter. The Regional Board will 71. The Regional Board,in a public meeting,heard and considered all comments pertaining to the reopen this Order to approve the pretreatment program upon submittal of a program that corrects discharge. the deficiencies. Certain areas of the pretreatment program have not been fully implemented pending approval of the program. This Order requires full compliance with all pretreatment 72. This Order shall serve as an NPDES permit pursuant to Clean Water Act Section 402,and program requirements by 1 October 2004. amendments thereto,and shall take effect upon the date of hearing,provided USEPA has no objections. OTHER IT IS HEREBY ORDERED that Order No.5-01-007 and Order No.92-052 are rescinded and the 65. Effluent limitations,and toxic and pretreatment effluent standards established pursuant to City of Manteca,the City of Lathrop and Dutra Farms,its agents,successors and assigns,in order to Sections 301(Effluent Limitations),302(Water Quality Related Effluent Limitations),304 meet the provisions contained in California Water Code Division 7 and regulations adopted (Information and Guidelines),and 307(Toxic and Pretreatment Effluent Standards)of the Clean thereunder,and the provisions of the Clean Water Act and regulations and guidelines adopted Water Act(CWA)and amendments thereto are applicable to the discharge. thereunder,shall comply with the following: 66. The discharge is presently governed by Waste Discharge Requirements Order No.5-01-007, A. Discharge Prohibitions: adopted by the Regional Board on 26 January 2001. The discharge of biosolids is also presently governed by Waste Discharge Requirements Order No.92-052,adopted by the Regional Board 1. Discharge of wastewater at a location or in a manner different from that described in the on 27 March 1992. Findings is prohibited. 67. The action to adopt an NPDES permit is exempt from the provisions of Chapter 3 of the 2. The by-pass or overflow of wastes to surface waters is prohibited,except as allowed by California Environmental Quality Act(CEQA)(Public Resources Code Section 21000,et seq.), Standard Provision A.13.[See attached"Standard Provisions and Reporting Requirements requiring preparation of an environmental impact report or negative declaration in accordance for Waste Discharge Requirements(NPDES)"]. with Section 13389 of the California Water Code. 3. Neither the discharge nor its treatment shall create a nuisance as defined in California 68. The City of Manteca has certified a final environmental impact report(EIR)in accordance with Water Code Section 13050. the California Environmental Quality Act(CEQA)(Public Resources Code Section 21000,et seq.),and the State CEQA Guidelines. B. Effluent Limitations(Discharge to the San Joaquin River): The Regional Board has considered the EIR and,after review of the available data,finds 1. Effective immediately,and through 31 March 2004,the effluent concentrations and mass significant impacts to water quality could occur after the proposed expansion. However,these loadings shall not exceed the following limits: waste discharge requirements will avoid the significant impacts on water quality by: (a)