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2-2 Subsequently and in response to a compliance order from the RWQCB, Forward Inc. was required to remediate leachate seeps observed along the north -facing exterior slopes. The selected corrective action was to implement closure of those slopes, designated as Stage 1. Stage 1 of the Forward Landfill was divided into two areas, Stage 1A and Stage 1B. In accordance with the RWQCB's enforcement order, Republic prepared the Stage 1A Partial Final Closure/Post-Closure Maintenance Plan (Partial FCPCMP) (June 2005, BAS & Associates). This document was approved in 2006. The closure of Stage 1A involved approximately 30 acres. Similar to Stage 1A, Stage 1B was closed in accordance with the Stage 1B Partial FCPCMP (June 2011, SWT). Stage 1B is an approximate 20 -acre slope area. This area also includes a portion of the final fill slopes on the north side of the landfill. 2.3 Site Location and Facility Overview The Forward Landfill is located at 9999 South Austin Road in Manteca, California at approximately Latitude 37 52' 39.38" and Longitude 12111' 23.90". The site is located in Section 3 of Township 1S, Range 7E, Mount Diablo Baseline and Meridian (MDB&M), Section 34 of Township 1N, Range 7E MDB&M, and Section 10 of Township 1S, Range 7E MDB&M. The Assessor's Parcel Numbers (APN) for the site are 181-150-07, 181-150-08, 181-150-09, 181-150-10, 201-060-01, 201-060-02, 201-060-03, 201-060-04, 201-060-05, and 201-070-01. A site vicinity map and location map are both shown on Drawing 1 and a Site Plan on Drawing 2. The entire site area is 744 -acres based on Assessor's Parcel information. Approximately 144 acres of this area comprises the original Forward Unit, 244 acres comprises the former Austin Road Unit, and 184 acres in the southwest corner is currently reserved as a buffer area. Approximately 172 acres of the site incorporate the creeks, easements, entrance facilities, scales, roadways, storage areas, borrow areas, maintenance areas, and other miscellaneous operational areas. The various portions of the site area are summarized on Table 3 and shown on Drawing 2. The landfill disposal area incorporates both existing and future waste management units. The Forward Landfill acreage includes an 8 -acre hazardous waste cell known as Waste Management Unit (WMU) A. WMU A was closed in 1989 and is currently complying with post -closure monitoring requirements. The parcel referred to as the California Youth Authority (CYA) parcel encompasses approximately 126.4 acres and is north of the Forward Landfill. The CYA parcel is restricted by the terms of its acquisition to use as a borrow site, composting, and pre -approved agricultural uses. This parcel also includes the recently constructed California Health Care Facility (CHCF). The triangular parcel is located in the northeast corner between Austin Road and the entrance road to the northern part of the landfill and encompasses approximately 11 acres. This parcel is intended for use as floodplain containment during the 100 -year storm event. Directly south of the triangular parcel is a 10.3 -acre parcel for use as a wildlife preserve and floodplain. Forward Landfill SWT Engineering Joint Technical Document - April 2014; Amended June 2014 z:\projects\allied waste\forward\five year permit rvw 2013\itd-5 yr pr 2013\text\sec 2_final.doc