Tag: watershed

An area or ridge of land that separates waters flowing to different rivers, basins, or seas.

International Conference on Water Management Modeling (ICWMM)

The ICWMM brings together professionals from around the world to exchange ideas on current practices and emerging technologies in water management. Emphasis is on state-of-the-art computer modeling for resolving water quantity and quality problems in stormwater, wastewater, watershed and water distribution systems.

Taming Slippery Slopes

Taming Slippery Slopes

While skeptics may scoff, ardent followers believe a palm reader can examine your hand and reveal personal characteristics. But a visit to your local landfill (certainly a less mystical venture) is a revealing exercise of another kind that leaves little guesswork about your community.

The Right Stuff: Tools to Make the Job Easier

The Right Stuff: Tools to Make the Job Easier

Have you ever managed a group of volunteers for some job-related effort—perhaps collecting water quality samples or applying labels to local storm drains? It can be rewarding and incredibly frustrating at the same time. Volunteers come in all ages, from elementary school groups to college students to senior citizens, and

One-Fifth of the World’s Freshwater

One-Fifth of the World’s Freshwater

The Great Lakes are the largest freshwater system in the world, and they’re in trouble. Besieged by polluted runoff from cities and farmlands that have caused toxic algae blooms, invaded by foreign species from lampreys to Asian carp, and losing thousands of acres of vital adjacent wetlands to agriculture, they

Reader Profile: Bill O’Brien

Reader Profile: Bill O’Brien

The list of services performed by Bill O’Brien’s company, NextGen Engineering in California and Arizona, reads like an encyclopedia of erosion control techniques. O’Brien, P.E., CFM, QSD, is not only passionate about doing diversified work, but also about paying it forward in training the next generation of water resource practitioners,

Keeping the Water Contained

Keeping the Water Contained

Cofferdams in one form or another have been around for quite some time. Of course, centuries ago, they were not made of vinyl or geosynthetic materials. In 539 BC, King Cyrus of Persia used earthen cofferdams to divert the Euphrates River temporarily. By using this tactic, his armies were able

Reader Profile: Pamela Berstler

Reader Profile: Pamela Berstler

Every individually owned property parcel is a miniature watershed, points out Pamela Berstler, CEO of the Green Gardens Group (G3) in Los Angeles. “You can manage it to retain at least first flush onsite to build the carbon in the soil to reduce the amount of water and other inputs

A River Runs Through It

A River Runs Through It

Public agencies in California’s Los Angeles basin have been stepping up their game to limit what enters the street stormwater system to nothing more than water. This includes deployment of full- and partial-protection devices installed within curb inlets, catch basins, and the adjacent stormwater infrastructure to screen incoming water flow

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