discharge measurement tracer News

  • Mobile Discharge Measurement with SOMMER TQ-Tracer System

    Monitoring turbulent rivers with unknown cross-section profiles Sommer GmbH adds a new technology to discharge measurement devices. Discharge measurement of rivers, irrigation channels or technical canals is daily business for hydrologists worldwide. The Sommer TQ tracer system offers new capabilities where conventional equipment, such as mechanical flow meter or ADCP boats, fails. ...


    By SOMMER Messtechnik

  • Investigation begins to track suspected pollution from the Lahaina wastewater facility (HI)

    Federal and state agencies have begun important research to evaluate the suspected discharge of pollutants to the coastal waters along the Kaanapali coast of Maui. Funded by the U. S. EPA, U.S. Army Corps of Engineers, and the Hawaii Department of Health, the University of Hawaii will measure how long it takes for wastewater from the Lahaina sewage treatment facility to flow to the near-shore ...

  • ASTM E2856 - 11e1 Standard Guide for Estimation of LNAPL Transmissivity

    Application LNAPL transmissivity is an accurate metric for understanding LNAPL recovery, is directly proportional to LNAPL recoverability and tracking remediation progress towards residual LNAPL saturation. LNAPL transmissivity can be used to estimate the rate of recovery for a given drawdown from various technologies. LNAPL transmissivity is not an ...


    By ASTM International

  • ASTM E2856 - 11 Standard Guide for Estimation of LNAPL Transmissivity

    LNAPL transmissivity is an accurate metric for understanding LNAPL recovery, is directly proportional to LNAPL recoverability and tracking remediation progress towards residual LNAPL saturation. LNAPL transmissivity can be used to estimate the rate of recovery for a given drawdown from various technologies. LNAPL transmissivity is not an ...


    By ASTM International

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