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Published byVirgil Daniel Modified over 8 years ago
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NPDES Wastewater Permitting Update 2015 NCMA Workshop Tom Belnick DWR/NPDES Permitting
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Topics Wastewater Organization ATC requirement Triennial Review implementation Federal Updates Mercury TMDL Implementation Tips for compliance
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Wastewater Organization NPDES Complex Permitting Unit Individual Major Permits NPDES Compliance/Expedited Unit Individual Minor Permits, General Permits, Compliance Regional Offices Inspections, Compliance, Pump&Haul
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NPDES Wastewater Permits General Permits NCG50- non contact cooling water NCG51- GW remediation NCG59- WTP Individual Permits Majors- 225 Minors- 1070
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Authorization to Construct (ATC) Permit ATC no longer required for WWTP construction at industrial facility Session Law 2011-394, effective 7/1/2011
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Basis of Permit Limits WQBELs Protect aquatic life, human health Consider WQS, dilution, RPA, etc TBELs Based on industry treatment performance 40 CFR 400s
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WQS Triennial Review Implementation Dissolved Metals standards Exception: mercury, selenium Hardness dependent Acute Limit/ 1Q10 dilution Retain Action Levels (Cu, Zn, Cl, Ag) Delete existing WQS for Mn, Fe EPA status
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Federal Effluent Guidelines Updates 40 CFR 403 Dental Amalgam/Pretreat 40 CFR 423 Steam Electric Power 40 CFR 435 Oil&Gas Extraction/Pretreat Other Fed Actions CWA Section 316(b)- CWIS CWA- NPDES Electronic Reporting Rule
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CWA Section 316(b)- CWIS Rule effective Oct 14, 2014 Goal to reduce impingement/entrainment Affected Entities All existing facilities with intake design > 2 MGD Use > 25% withdrawal for cooling purposes Actual Intake > 125 MGD requires special biological studies
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CWA Section 316(b)- CWIS Submittal Requirements Submit info listed under 40 CFR 122.21( r) with NPDES permit renewal application Alternative Submittal Request For permits expiring prior to 7/14/2018 Facility can request delayed submittal schedule if justified.
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Electronic Reporting Rule EPA Final Rule anticipated Dec 2015 Goal for improved efficiencies and greater transparency of information Proposed 1-year deadline to report eDMRs to State DWR currently implementing Adding eDMR requirement to NPDES permit renewals- 270 day schedule
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EPA ECHO Website NC BIMS database; uploaded to EPA EPA PCS/ICIS database ECHO populated by ICIS DMR reporting violations
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Mercury TMDL Implementation NC WQS= 12 ng/l (surface water) EPA fish tissue = 0.3 mg/kg Statewide Hg TMDL 2012 TMDL based on fish tissue TMDL sets limits from 12-47 ng/l Annual Avg Emphasis on Mercury Minimization Plans Industry Evaluation
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I can’t meet these limits !!!
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Tips for Compliance Read your Draft Permit & comment Verify Effluent Data/RPA Verify production data Negotiate/Compliance schedules Legal options
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Stay Involved WQ Standards/Triennial Review EPA Effluent Guidelines Know your receiving stream/Basin 303(d) List- Impaired waters TMDLs Stream classification Basin Plans
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DWR/NPDES Contacts NPDES Website Portal.ncdenr.org/web/wq/swp Dissolved Metals- Julie Grzyb eDMR- Vanessa Manuel 316(b) – Sergei Chernikov Permitting- Tom Belnick Email: tom.belnick@ncdenr.gov
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