Archive: Water

December 2000—Milledgeville, Ga.: About 35,000 gallons of wastewater laden with coal ash is released from Georgia Power’s Plant Branch into Lake Sinclair when a mechanical failure of an isolation valve causes water from an ash pond to be siphoned back and discharged through the cooling water tunnel system into the lake. Plant Branch has since been retired to meet environmental rules, though the EPA continues to scrutinize three of its five coal ash ponds, which have received a significant or high hazard rating. Courtesy: Lake Sinclair Blog

EPA Sets Schedule for Potential ELG Rule Revision

The Environmental Protection Agency (EPA) has issued an official timeline for rulemaking that would potentially revise the Obama administration’s 2015 effluent limitations guidelines and standards (ELGs) for steam electric power plants. In its May 2-released Final 2016 Effluent Guidelines Program Plan, the EPA said it will potentially revise the stringent Best Available Technology (BAT) effluent […]


Upheaval and Innovation in Wastewater Management

Regulatory uncertainty, changing resources, and an industrywide drive to cut costs and boost flexibility and efficiency are among a growing list of challenges that are prompting new approaches to treat power

Egyptian Ethylene and Derivatives Co. (ETHYDCO) was determined to implement a process for water recycling and reuse, enabling water to reach ZLD by applying the most modern technology to meet compliance.

Bringing New Life to Industrial Wastewater

As water demand soars in every corner of the world amid widespread drought and water scarcity concerns, recovery and recycling of wastewater is increasingly becoming a valuable solution to alleviate pressures

Draw down and cut off of releases from the damaged spillway at Oroville Dam. Taken on Feburary 27, 2017. Dale Kolke/California Delpartment of Water Resources.

Human Errors Contributed to Oroville Spillway Failure

Damage to the main and emergency spillways of the Oroville Dam in California, triggered in February 2017 by heavy rain that was part of Northern California’s wettest winter in almost 100 years, has brought

Fig 4_Membrane System

Design and Care of Reverse Osmosis Systems

Reverse osmosis (RO) systems offer power plant owners and operators a reliable and well-proven water treatment solution. However, designing and caring for an RO system requires a thorough understanding of a

Muscatine (Iowa) Power and Water coal-fired power plant

SCOTUS Sends Controversial WOTUS Rule into More Legal Limbo 

The U.S. Supreme Court unanimously reversed and remanded a rule the Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers rolled out in 2015 that asserts federal authority over small bodies of water with a broader definition of the statutory term, “waters of the U.S.” (WOTUS). In a ruling for National Association of […]

Artwork: Sonal Patel/POWER

GE Power Sells Lucrative Water & Process Technologies Division to SUEZ in $3.4B Deal

Less than a week after GE struck a $2.6 billion deal with ABB for GE’s electrification business, GE Power completed the $3.4 billion sale of its lucrative water and process technologies division to multinational water management firm SUEZ. The sale of GE Water & Process Technologies, a systems and services provider of water, wastewater and […]


EPA Postpones Compliance Dates for FGD, Bottom Ash Transport Requirements in ELG Rule

Steam electric power plants preparing to comply with the Environmental Protection Agency’s (EPA’s) effluent limitations guidelines (ELG) and standards as they concern bottom ash transport water and flue gas desulfurization (FGD) waste streams will get—for now—a two-year reprieve under a new rule the agency finalized on September 12. The ELG rule, which was finalized by […]