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Tag Archives: municipal wastewater
Winter Lagoon Optimization: Preparing for Cold Weather
Water temperature affects virtually every aspect of wastewater lagoon performance. As lagoon expert Steve Harris states in his operators’ guide, Wastewater Lagoon Troubleshooting, “Water temperature is a reliable predictor of water quality and can aid the operator in preparing for changes … Continue reading
Lagoon Aeration Retrofit: A Video Lagoon Case Study
A lagoon aeration retrofit can improve treatment and save thousands of dollars in energy, operations, and maintenance costs. Replacing a coarse bubble aeration system with MARS aeration maintains the mixing performance of coarse bubbles and combines it with fine bubble … Continue reading
Efficient Lagoon Aeration: The AeroHub Fine Bubble Lagoon Aerator
Fine bubble aeration is a popular method of lagoon-based wastewater treatment due to its superior oxygen transfer efficiency. Our MARS aerator adds a coarse bubble static tube to fine bubble diffusers to combine that oxygenation efficiency with turbulent mixing. Sometimes, … Continue reading
Preventing Fall Lagoon Odor Caused by Seasonal Turnover
October is here—time for football, apple cider, falling leaves, and seasonal lagoon turnover. Although less extreme than the spring transition, autumn’s cooler temperatures cause destratification and may trigger lagoon turnover and corresponding odors. In this short article, we’ll talk about the causes … Continue reading
Lagoons Do It Better: Learn How at WEFTEC 2018 Booth #1217
We’re looking forward to seeing everyone at WEFTEC 2018 in a couple of weeks. We’ll be in Booth #1217 in Hall B2. Click on the banner at right and use our promo code, EVITES449, for a free expo registration. Stop … Continue reading
Replacing Fine Bubble Lagoon Aeration: A Video Case Study
Fine bubble aeration is a popular method of wastewater lagoon treatment. A fine bubble lagoon aeration system is installed at the bottom and releases tiny bubbles that slowly rise to the surface of the water. Because the bubbles are so … Continue reading
Lagoon Aeration System Design: Calculations and Common Pitfalls
To ensure wastewater treatment objectives are met, a lagoon aeration system design must be customized for its specific application. In this video, Patrick Hill outlines the facility details we use to calculate aeration requirements and customize a lagoon aeration system design. … Continue reading
Lagoon Midge Flies: How to Control Chironomids and Red Worms
Lagoon midge flies, or chironomids, are common during warm summer temperatures, and swarms of them can drive local residents indoors. Midge fly larvae, or red worms, in a lagoon provide insight into lagoon conditions and their effect on effluent quality. … Continue reading
Smelly Lagoon? Diagnosing and Correcting Lagoon Odors
Smelly lagoons have created the perception that wastewater lagoons don’t work and should be replaced with mechanical plants. Triplepoint HQ is six miles as the crow flies from the Stickney (aka “Stinkney”) Water Reclamation District, which serves the Chicago area … Continue reading
Land Application of Lagoon Effluent: Pros and Cons
Land application is the most common disposal method for treated wastewater in the U.S., and the preferred method in many states. Land applying effluent can reduce demand for fresh water, provide nutrients to soil, and keep potential contaminants out of … Continue reading
