by Christina Dietzen | Jul 5, 2023 | Featured, Odor Control
EBS recently assisted a paper mill with odor issues associated with their aerated stabilization basin (ASB) wastewater treatment system. The formation of reduced sulfur compounds (hydrogen sulfide, methyl mercaptan, dimethyl sulfide) occurred in a large unaerated...
by ebs | May 10, 2023 | Featured, Outage
Scheduled vs Unplanned Outages There are two types of outages, scheduled and unplanned. Scheduled outages are annual affairs at roughly the same time each year and are used to conduct maintenance or other work that cannot be performed while the plant/mill is in full...
by ebs | Jul 19, 2022 | Featured, Weather
High winds and rain from hurricanes have the potential to damage wastewater treatment facilities leading to long, unplanned outages. As we are in the midst of another hurricane season, it is essential for wastewater management teams to take appropriate measures to...
by ebs | Jun 23, 2021 | Activated Sludge Systems, Featured
It is generally accepted that aerobic biological treatment systems are robust and stable to the extent that eight key growth pressures are controlled: Organic Loading (BOD or COD) Dissolved Oxygen Temperature pH Nutrients Retention Time Inhibitory or toxic compounds...
by ebs | Jun 24, 2019 | Depth Studies, Equipment, Featured
EBS uses an Unmanned Surface Vessel (USV) to conduct Hydrographic Surveys in different bodies of water from clean to wastewater. The USV is equipped with a single beam echo sounder optimized for shallow water hydrographic surveying and a dual-frequency transducer....
by ebs | Jul 26, 2013 | Bioaugmentation, Featured, Mixed Liquor Suspended Solids
In the Kraft paper-making process white liquor, which is NaOH (sodium hydroxide) and Na2S (sodium sulfide), is used to “cook” wood chips in a piece of equipment known as the digester. In the digester, the wood chips are “cooked” using high temperature and pressure in...
