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WASTE DISCHARGE REQUIREMEIN'rS -2- FORWARD INC.,FORWARD LANDFILL SAN JOAQUIN COL-,TTY 5. Waste management units at Forward are described in the following table. The acreage shown (211 ac.) is greater than the size of the property (157 ac.) because some units overlap. Unit Area, areal acres Classification Description of Unit Status A 8.0 Class I landfill Four trenches with compacted clay liner and Postclosure maintenance& dendritic LCRS.Built 1973. Contains monitoring. RCRA closure designated and hazardous waste. completed in 1989.Stopped receiving wastes in 1984. B—North 2.8 Class III landfill Unlined.Construction debris and inert Temporarily inactive since waste.Built 1978 1986. B 12.1 Class III landfill Unlined.Nonhazardous solid waste Temporarily inactive since 1986. C 3.9 Class III landfill Compacted clay liner on floor,dendritic Temporarily inactive since LCRS. Built 1984 at south end of WMU A 1990. D-87 2.5 Class III landfill 2-foot compacted clay liner on floor, Temporarily inactive. dendritic LCRS.Built 1987. D-88 N 4.6 Class III landfill 4-foot compacted clay liner on floor, Operating dendritic LCRS. D-88 S 1.5 Class III landfill 4-foot compacted clay liner on floor, Operating dendritic LCRS.For non-acid leachate generating waste. D-89 3.5 Class III landfill 4-foot compacted clay liner,blanket LCRS. Operating D-93 4.6 Class II landfill Composite liner with 2-feet of compacted Scheduled for construction in clay, 60-mil HDPE liner, blanket LCRS. Fall, 1993. Future D 47.5 Class 1I landfill Composite liner with 2-feet of compacted Permitted.To be constructed units clay,HDPE liner,blanket LCRS. as E 4.9 Class II landfill 2-foot compacted clay liner,blanket LCRS. Operating.First phase For coal ash only. known as Eastern Ash Pit. F— 1.46 Class H surface Single compacted clay liner.To be replaced Operating.For landfill Intmim, impoundment by 2 new impoundments as landfill units leachate only. expand.Built 1988. F—North 5.5 Class II surface Designed to meet Class II standards. Proposed for constriction impoundment north of Littlejohn Creek. F-South 2.5 Class II surface Designed to meet Class 1I standards. Proposed for construction impoundment south of Littlejohn Creek for leachate from WMU H. G—North 51.6 Class II land For treatment of soils contaminated with Operating.51.6 acres max. treatment unit petroleum hydrocarbons&other approved cunrently available for WMU compounds.Includes soil storage and clay G-North lined sludge drying areas. G92-1,2, 1.8 Class II Four adjacent units with 40-mil PVC liner Operating. Units are within 3 and 4 waste piles (base),blanket LCRS,compacted clay liner WMU G area.Leachate (top),upper LCRS, &operations laver. collected in lined sump. G—South 27.5 Class H land Same design as G-North Proposed for contraction max. treatment unit south of Littlejohn Creek. H 24.9 Class II landfill Composite liner with 2-feet of compacted Proposed for contraction clay, HDPE liner, blanket LCRS. south of Littlejohn Creek.