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National Pollutant Discharge Elimination System (NPDES)
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NPDES Permit Program Basics

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Resort documents: | By Name |     | By Date |
  • Combined Sewer Overflow Technology Fact Sheet: Chlorine Disinfection (PDF) (10 pp, 1,875KB)

  • Fact sheet that discusses the use of chlorine to disinfect discharged waters from combined sewer overflows. Includes information on advantages and disadvantages of this process, as well as applicability, performance, design criteria, operation and maintenance, and costs (EPA 832-F-99-034).
    Date Published: 09/01/1999

  • Wastewater Technology Fact Sheet: Chemical Precipitation (PDF) (8 pp, 59KB)

  • Fact sheet that provides information on the advantages and disadvantages, applicability, performance, design criteria, operation and maintenance, and costs of widely used technologies for removing organic substances, metals and other inorganics from wastewater in a process of precipitation, or settling out these substances from solution (EPA 832-F-00-018).
    Date Published: 09/01/2000

  • Wastewater Technology Fact Sheet: Dechlorination (PDF) (7 pp, 54KB)

  • Fact sheet that discusses ways to remove residual chlorine from disinfected wastewater prior to discharge into the environment. Provides information on advantages and disadvantages, applicability, performance, design criteria, operation and maintenance, and costs of such processes (EPA 832-F-00-022).
    Date Published: 09/01/2000

  • Wastewater Technology Fact Sheet: Granular Activated Carbon Adsorption and Regeneration (PDF) (7 pp, 76KB)

  • Fact sheet on the use of GAC adsorption for advanced treatment of municipal and industrial wastewater. Technology can be used to absorb small quantities of remaining soluble organic and inorganic compounds. Provides information on advantages and disadvantages, applicability, performance, design criteria, operation and maintenance, and costs (EPA 832-F-00-017).
    Date Published: 09/01/2000

  • Wastewater Technology Fact Sheet: Intermittent Sand Filters (PDF) (7 pp, 84KB)

  • Fact sheet that describes intermittent sand filters as wastewater treatment systems and provides information on technologies, advantages and disadvantages, design criteria, operation and maintenance, and costs. Also available in Spanish (EPA 832-F-99-067).
    Date Published: 09/01/1999