May 28, 2015

June 2015

On April 1, for the first time in state history, California Gov. Edmund G. Brown Jr. directed the State Water Resources Control Board to implement mandatory water restrictions to slash water usage by 25%, reflecting a desperate effort to conserve water…
The International Erosion Control Assn. (IECA) recently was approved as an International Association for Continuing Education and Training (IACET) Authorized Provider of CEU (continuing education unit) credits. IACET is a standards-setting organization…
Monitoring for storm water permit compliance is relatively simple: Wait for rain. Go to your outfall or discharge point and collect a sample. Label the sample and send it to the laboratory. Wait two weeks for the results. If the results come back below…
The village of Wappingers Falls and other communities in the Wappinger Creek watershed—the largest in Dutchess County, N.Y.—have been concerned for many years with flooding and the deterioration of water quality throughout the watershed.  Wappinger Lake…
When the city of Nampa, Idaho, received its NPDES municipal separate storm sewer system (MS4) permit in October 2009, storm water pollution was a new concept for most residents. City staff faced the task of educating the community about how its behavior…
Rainwater harvesting offers many important benefits, including reducing flooding and erosion; decreasing or eliminating combined sewer overflows (CSOs); reducing water pollution from storm water; and complying with various Clean Water Act regulations and…
Grangegorman is a suburb on the north side of Dublin, approximately 1 mile from the city center. Though diverse in terms of architectural, historical and land use character, the area is fragmented and separated from surrounding residential neighborhoods…
Geysering—the eruption of a water column into the atmosphere—is caused by air that has been trapped and compressed in cavities within an aquifer. Geysers were observed in a few Orange County, Fla., drainage wells in the mid- to late 2000s. Drainage wells…
Urban storm water modeling has evolved since the days of simplified rational method and Manning’s Equation. Spreadsheets and DOS-based programs for calculating existing capacity or proposed drainage systems quickly are becoming outdated. Current…
Shames Construction Co. of Livermore, Calif., recently was asked to convert a retail space located off Florin Road in Elk Grove, Calif., into a Walmart Neighborhood Market. Working on a site where the structure already is built has its advantages, but,…
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