NPDES Guidance Many of the Division's policies and guidance reference specific facilities or situations. Below are some permitting guidance documents to aid the NPDES permit writers in policy and guidance interpretation. These relate to NPDES permit parameters and permitting guidance for discharger groups. GENERAL PERMITTING GUIDANCE Engineering Alternatives AnalysisNC Model Mercury Minimization PlanReduction of Monitoring Frequencies for Exceptional PerformanceMixing ZonesSwamp WatersZero-Flow StreamsTrout WatersPlanning For An Expansion: A Guidance Document for Municipalities POLLUTANT SPECIFIC PERMITTING GUIDANCE Ammonia NitrogenToxicity TestingCopper & Zinc Action Levels PolicyFecal ColiformTotal Residual ChlorineTotal Residual Chlorine Compliance LevelTotal Metals Mercury:List of facilities required to perform EPA method 1631EPA method 1631 notification letter BASIN SPECIFIC PERMITTING GUIDANCE Goose CreekSouth Fork Catawba River Basin Color FACILITY SPECIFIC PERMITTING GUIDANCE Water Treatment Plant (WTP) StrategyAssessment & Recommendations for WTP Permitting: Findings of the WTP WorkgroupBulk Oil TerminalsVehicle Pressure Washing NPDES COMPLIANCE GUIDANCE Significant Figures and Their Use on Discharge Monitoring Reports (DMRs)DMR CalculationsNPDES Reporting RequirementsWastewater Treatment Plant Annual Report GuidelinesSpecial Order by Consent (SOC) Guidance DocumentNPDES Standard Conditions
NPDES Guidance Many of the Division's policies and guidance reference specific facilities or situations. Below are some permitting guidance documents to aid the NPDES permit writers in policy and guidance interpretation. These relate to NPDES permit parameters and permitting guidance for discharger groups. GENERAL PERMITTING GUIDANCE Engineering Alternatives AnalysisNC Model Mercury Minimization PlanReduction of Monitoring Frequencies for Exceptional PerformanceMixing ZonesSwamp WatersZero-Flow StreamsTrout WatersPlanning For An Expansion: A Guidance Document for Municipalities POLLUTANT SPECIFIC PERMITTING GUIDANCE Ammonia NitrogenToxicity TestingCopper & Zinc Action Levels PolicyFecal ColiformTotal Residual ChlorineTotal Residual Chlorine Compliance LevelTotal Metals Mercury:List of facilities required to perform EPA method 1631EPA method 1631 notification letter BASIN SPECIFIC PERMITTING GUIDANCE Goose CreekSouth Fork Catawba River Basin Color FACILITY SPECIFIC PERMITTING GUIDANCE Water Treatment Plant (WTP) StrategyAssessment & Recommendations for WTP Permitting: Findings of the WTP WorkgroupBulk Oil TerminalsVehicle Pressure Washing NPDES COMPLIANCE GUIDANCE Significant Figures and Their Use on Discharge Monitoring Reports (DMRs)DMR CalculationsNPDES Reporting RequirementsWastewater Treatment Plant Annual Report GuidelinesSpecial Order by Consent (SOC) Guidance DocumentNPDES Standard Conditions
