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  1. Empirical Models for Effectiveness of Single Pass Sand Filters for Wastewater Treatment

    https://setll.osu.edu/node/158

    Two empirical models for effectiveness of single pass sand filters for wastewater treatment were developed. Sand size and depth were found to be the two most important factors when it comes to the performance of the sand filters. ...

  2. Onsite Wastewater Management: A Model for Success

    https://setll.osu.edu/node/157

    An expert panel identified elements for success in wastewater management. Two important elements are forming and sustaining a management entity. ...

  3. Twenty Years of Success in Septic System Management

    https://setll.osu.edu/node/156

    Since 1980, the amount of homes has doubled around Lake Panorama. Inspections of wastewater systems began in 1986. The malfunction rate is only 1%.  ...

  4. Water Augmentation Through Onsite Wastewater Management

    https://setll.osu.edu/node/155

    In 1972, the Colorado legislature allowed for water augmentation plans. Augmentation plans can be used to maximize the use of water. The Crystal Lakes Development Company developed the first water augmentation plan. In 1974, water was limited for benefici ...

  5. Model for Success in Onsite Wastewater Managment

    https://setll.osu.edu/node/154

    A panel of experts discusses the elements for success in onsite wastewater management. It was recommended to be creative, empathic, and dependable. ...

  6. Design of Delivery Device for Chlorine Dioxide Disinfection

    https://setll.osu.edu/node/153

    If wastewater is dispersed through irrigation without being disinfected, serious health effects could take place. Avantec Technologies has created an alternative to traditional disinfection services. Carbon dioxide gas is used to disinfect, which kills vi ...

  7. The Effects of Year-Round Irrigation of Landscape Plant Quality and Health in Ohio

    https://setll.osu.edu/node/152

    Only 6.4% of Ohio’s land area is suitable for traditional septic systems. Almost half of Ohio’s land area has shallow depth soil. In these areas, irrigation as a dispersal method could improve landscape plant quality. 33% of plants died in the non-irrigat ...

  8. Investigating methods for Preventing Cold Induced Freezing of Irrigation Sprinklers

    https://setll.osu.edu/node/150

    In order to have year-round dispersal, sprinklers needed to be protected from sub-freezing temperatures. The use of heating tape may lessen delays. ...

  9. Economic Analysis of Poorly Sited Septic Systems: A Hedonic Pricing Approach

    https://setll.osu.edu/node/149

    Untreated or partially treated wastewater could lead to adverse health effects along with a loss of property valuation. Properties that are deemed optimal for wastewater treatment are valued higher that those deemed sub-optimal. ...

  10. Effectiveness of Onsite Wastewater Reuse System in Reducing Bacterial Contaminants Measured with Human Specific IMS/ATP and qPCR

    https://setll.osu.edu/node/148

    To increase confidence in the interest of reusing reclaimed wastewater, fecal pollutants detection options needed to be researched. IMS/ATP is a way to detect fecal contaminants. ...

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