By Doug Berschauer and Mike Ollivant
During major rainfall events many wastewater systems have insufficient capacity to convey all of the combined water and stormwater to the plant. It results in a Combined Sewer Overflow (CSO) or Sanitary Sewer Overflow (SSO) into an adjacent water body. These overflows occur sporadically during heavy rainfall but are required to be treated or limited to one event per year under EPA consent decree in Washington State.
CSO and SSO equipment only operates a few times a year. These CSO/SSO treatment systems are often very costly and take up a lot of room. They also require quick start up at a moment’s notice.
What if there was a system that took up less space, could start quickly, and provide extremely high-quality water? Approximately 3 years ago, Parametrix began working with the manufacturer OVIVO, a water and wastewater technology solutions company based in Austin, ... (more)