hydrological consulting service Articles

  • Lake supply & treatment expansion

    Client: City of Fort Smith Completion Date: 2003 - Design2006 - Lake construction2008 - Plant construction Services Provided Supply reservoir enlargement 30 million-gallon-per-day (MGD) water plant renovation New 20-MGD dual train water plant addition Pulsating clarifiers ...


    By Burns & McDonnell

  • FRA: Residential case study

    Blandford Consulting Godreaman, Wales Hydro-Logic was appointed in 2008 to undertake a Flood Consequence Assessment for a proposed residential development near Aberaman, on a site close to the River Aman that had previously been subject to dumping of soil and possibly waste from coal mining in the area. The services undertaken by Hydro-Logic included ...


    By Hydro-Logic Services

  • DM&E Powder river basin expansion case study

    Dakota, Minnesota & Eastern Railroad (DM&E) Minnesota to Wyoming, USA Dakota, Minnesota and Eastern Railroad (DM&E) announced in 1997 that it would build over 260 miles of new alignment and rehabilitate 600 miles of track into Wyoming's Powder River Basin (PRB). The venture would upgrade DM&E from a Class II to a Class I rail line. At the time, the ...


  • Wireless Real-Time Soil Data from Stevens Hydra Probe Soil Sensors Used In Contaminated Soil Cleanup Operation

    Up until the early 1970s when The US Congress passed The Clean Water Act, industrial chemicals and petroleum products were routinely dumped onto the ground or poured down wells. In those days, few people understood groundwater hydrology, and disposing of chemical waste underground seemed like a safe and easy solution. Depending on the chemistry, underground pollution can linger for centuries, ...

  • The climate of the future has been analyzed in 13 counties

    Over the past two years, around two-thirds of the local County Administrations in Sweden have entrusted SMHI to construct plausible scenarios of future climate development in the relevant counties. Based on observations and analyses from the SMHI as well as climate scenarios from international climate research, the assignments have been prepared in close dialogue with the County Administrations ...

  • Perth Flood Warning System

    Perth and Kinross City Council, Scotland Supply of Flood Warning scheme for Perth, March 2008 -ongoing Hydro-Logic was appointed by Perth and Kinross council via Halcrow Consulting Engineers to supply, install and maintain monitoring sites. These sites were spread over Perth City primarily to monitor the levels in a number of small burns that pass through the centre ...

  • Environmental forensics: courting science?

    Forensics and hydrology are two terms that may not seem to go together well. To the uninitiated, this combination may evoke images of the crime scene investigation that ensues when some patsy goes into the drink wearing cement overshoes. Rather, the term environmental forensics, essentially the parent discipline of forensic hydrology, has found its way into contemporary parlance owing to ...


    By Hargis + Associates Inc

  • Romney Marsh Hydrometric Design

    HL was commissioned by the EA Southern Region, as sub-consultants to Halcrow Consulting Engineers, to undertake the feasibility and hydrometric design of 6 sites on streams feeding the Romney Marsh. On one of the streams, the Kent Ditch, it was necessary to design a two section/stage gauging station for which a Sarasota 2000 ultrasonic transit-time meter was installed. One measuring section was ...

  • Climate change a threat to sewage systems

    Many cities could face problems with their sewage in the future. A research study for Stockholm shows that a change in precipitation, combined with a population increase, could bring disruptions as early as the middle of the century. Climate change could put more pressure on the sewage systems in the future. Climate scenarios indicate critical factors such as increased volumes of rain and rising ...

  • River Severn case study

    Shrewsbury and Atcham Borough Council River Severn at Shrewsbury, channel management proposals Hydro-Logic was appointed by Shrewsbury and Atcham Borough Council in 2008 to advise on the build-up of sediment within the River Severn, where it passes through the town. The council's pleasure boat had a history of running aground and they had been refused permission ...


    By Hydro-Logic Services

  • Perth & Kinross City Council case study

    Perth and Kinross City Council, Scotland Supply of Flood Warning scheme for Perth, March 2008 -ongoing Hydro-Logic was appointed by Perth and Kinross council via Halcrow Consulting Engineers to supply install and maintain 10 no. monitoring sites. These sites were spread over Perth City primarily to monitor the levels in a number of small burns that pass through the ...


    By Hydro-Logic Services

  • Station Design, Rhomney Marsh case study

    EA Southern Region (via Halcrow) Design and supply of ultrasonic transit-time flow meter at a complex site on the Kent Ditch HL was commissioned by the EA Southern Region, as sub-consultants to Halcrow Consulting Engineers, to undertake the feasibility and hydrometric design of 6 sites on streams feeding the Romney Marsh. On one of the streams, the Kent Ditch, it ...


    By Hydro-Logic Services

  • Modeling trends highlight operational benefits

    Untitled Document As the accuracy of models increases, their value as an operational support tool is also growing, and an exciting key trend is for them to be used for this purpose as ...


    By Innovyze

  • Compost Markets Grow With Environmental Applications

    The use of compost in various environmental applications is one of the most intensive areas of compost research being pursued today. The high organic matter content and biological activity of compost makes it effective for use in a variety of applications. Five of these will be reviewed in this article: erosion control, revegetation, biofiltration, bioremediation, and wetlands construction. ...


    By BioCycle Magazine

  • Water Sustainability

    I7.1  | Water Optimization – 30% Groundwater Use Reduction Tabatha Pellerin, Senior Program Manager, AECOM AECOM assisted the Entergy Lewis Creek gas/coal fired electric power plant with water conservation efforts prompted by a goal of 30% ...

  • Impact of IT on river modeling

    Background Models of river channels and river flows have been used to good effect for many years. HR Wallingford Group, in the UK, has been building physical models of rivers for nearly 60 years. Some years ago, it was predicted that physical modeling would soon cease to exist, to be entirely replaced by computer models. This has not happened - in fact, the demand for physical models is greater ...


    By Innovyze

  • ASTM Standards Help Meet Need for Clean Water

    The new ASTM Water Portal provides a single access point to standards and related information about ASTM International’s diverse committees working to protect and monitor this vital global resource. Clean and safe water is the underpinning of the quality of life for people around the world. Global economies depend on water, whether it’s to support the manufacturing of goods ...


    By ASTM International

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