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Document ID us-ltfeg-2026-03-17 Title Leather Tanning and Finishing Effluent Guidelines URL https://www.epa.gov/eg/leather-tanning-and-finishing-effluent-guidelines Jurisdiction /us Subdomain(s) none Language Status completed Analyzed at 2026-05-12 04:26:14.202894+00:00 Relevance inventory_targeted_fetch
3 Qualitative 0 Quantitative 24 Definitions

Q Qualitative Requirements (3)

Req ID Category Intent Legal Status Name Subdomain(s) Context Conditions Confidence
#R001prohibitionoperationalmandatoryProhibition of UOG wastewater discharge to POTWswastewaterThese standards prohibit discharges of wastewater pollutants from onshore unconventional oil and gas (UOG) extraction facilities to publicly owned treatment works.onshore unconventional oil and gas (UOG) extraction facilitieshigh
#R002operationalunknownguidanceProduced water discharge criteria for agricultural/wildlife useagricultural water, aquatic lifeThe regulations in Subpart E allow for discharge of produced water west of the 98th meridian, if the produced water is of good enough quality to be used for wildlife or livestock watering or other agricultural uses and the produced water is actually put to such use during periods of discharge.West of the 98th meridian; must be of good quality for wildlife/livestock/agriculture; must be actually put to use during dischargehigh
#R003administrativereportingmandatoryIncorporation of requirements into NPDES permitsotherThe regulatory requirements are incorporated into NPDES permits.applies to all conventional and unconventional oil and gas extraction (except coalbed methane)high

P Quantitative Requirements (0)

No quantitative requirements.

D Definitions (24)

Req ID Category Name Context Confidence
#D001NPDESNational Pollutant Discharge Elimination Systemhigh
#D002NAICSNorth American Industrial Classification Systemhigh
#D003BPTBest Practicable Technology Currently Availablehigh
#D004BATBest Available Technology Economically Achievablehigh
#D005NSPSNew Source Performance Standardshigh
#D006oresmetal-bearing rockhigh
#D007dressingpicking, sorting, washing of oreshigh
#D008millingcrushing, grinding, etc.high
#D009beneficiationprocessing to improve purity/qualityhigh
#D010smeltingheating the ore mixtures to separate liquid metal and impuritieshigh
#D011directA point source that discharges pollutants to waters of the United States, such as streams, lakes, or oceans.high
#D012indirectA facility that discharges pollutants to a publicly owned treatment works (municipal sewage treatment plant).high
#D013Asphalt emulsion plantsproduce blown asphalt (forcing hot air through crude asphalt and mixing with water and chemicals) for use in roofing or paving materials.high
#D014Asphalt concrete plantsmanufacture paving materials such as black top (asphalt mixed with crushed rock or gravel).high
#D015Asphalt roofing plantsmanufacture asphalt felts, shingles, and other products, such as impregnated asphalt siding, expansion joints, canal liners, roofing cements, tars and pitches, and tar paper.high
#D016Floor covering plantsmanufacture linoleum floor coverings and printed asphalt felt floor coverings.high
#D017NAICSNorth American Industry Classification Systemhigh
#D018TSStotal suspended solidshigh
#D019PSNSPretreatment Standards for New Sourceshigh
#D020new sourcefacilities that commenced operation after February 26, 1975high
#D021BPTBest Practicable Pollutant Control Technology Currently Availablehigh
#D022NAICSNorth American Industry Classification Systemhigh
#D023directA point source that discharges pollutants to waters of the United States, such as streams, lakes, or oceans.high
#D024indirectA facility that discharges pollutants to a publicly owned treatment works (municipal sewage treatment plant).high