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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD CENTRAL VALLEY REGION ORDER NO.87-088 WASTE DISCHARGE REQUIREMENTS FOR THE COUNTY OF SAN JOAQUIN HARNEY LANE CLASS III LANDFILL SAN JOAQUIN COUNTY The California Regional Water Quality Control Board, Central Valley Region, (here- after Board);finds that: 1. The San Joaquin County Department of Public Works and the City of Lodi (hereafter Discharger) submitted a ground water monitoring proposal, dated 8 October 1985 (revised 8 July 1986) , Report of Waste Discharge, dated 8 December 1986, and a closure and post-closure maintenance plan, dated 21 May 1986, to initiate this revision of their waste discharge requirements (Order No. 78-147). 2. This is an existing landfill which was first operated by the City of Lodi in 1948. The County of San Joaquin took over operation 1 January 1975. Both the City of Lodi and the County of San Joaquin owned portions of the site until April 1987 when the City of Lodi sold their interest in the landfill to the County of San Joaquin. 3. The disposal site is at 14750 East Harney Lane, 1/4 mile east of Jack Tone Road in Section 19, T3N, RBE, MOB&M, Parcel Nos. 065-03-06, 03, 08, 09, as shown in Attachment "A", incorporated herein and made part of this Order. 4. The Discharger proposes to accept 'nonhazardous solid waste' and. 'inert waste' . The landfill meets the criteria contained in the California Admini- strative Code (CAC), Title 23, Chapter 3, Subchapter 15, (hereafter Sub- chapter 15) for classification as a Class III landfill suitable for accepting such waste. 5. Of the 127 acres at the site, approximately 112 acres will be used for landfill operations,. with 15 acres dedicated to a migrant farm labor housing project. The 97 acre primary area is currently in use. When it is full, the 15 acre secondary area will be used. An adjoining agricultural parcel to the south was purchased for use as a borrow area to satisfy the soil cover requirements of the landfill . A storm water detention basin is being developed at the borrow site to control flooding of South Paddy Creek. 6. The Discharger proposes to close the landfill in stages according to an engineered and certified closure and post-closure maintenance plan submitted to the Board on 23 May 1986. Final closure of the primary site is planned for March 1991. Closure of the secondary site and final closure is planned for November 1991. San Joaquin County is currently developing a replacement landfill for Harney Lane. 7. Additional lifts are presently being added to the site in order to achieve a 3% slope on fill surfaces, in accordance with Subchapter 15.