Latest News

EPA is Closing in on Ruling Puddles are Navigable Waters, NPDES permits required

The EPA is very close to issuing a rule that would reclassify navigable waters of the US down to ditches and puddles.  While protecting water quality is a critical mission, this will subject property owners to a number of new laws, regulations and fees.  For example, a backyard pond now exempt from regulation under the […]

New EPA Maps show areas that would now be required to get $2,000 permits

The US EPA is attempting to classify a number of new waterbodies as “Waters of the United States”.  Many of these are manmade lakes and systems that don’t currently need an NPDES permit to control aquatic weed and algae growth.  If this goes forward the cost of permits will probably outstrip the cost of treatments.  […]

Aquatechnex Sponsors US EPA Algae Bloom Photo Contest

The North American Lake Management Society and the US Environmental Protection Agency have contracted with the National Environmental Education Foundation to grow awareness of the issues caused by excessive nutrient loading of our nation’s waterways.  Phosphorus loading in recent years has triggered toxic cyanobacteria blooms in almost every state and there have been some significant […]

“A day in the life of Aquatechnex”

This article from the SePRO Blog captures a typical day in the life of our team as we charge through the summer.  This project helped protect the drinking water supply for much of Los Angeles.  Give it a read,

Journal Publishes Phosphorus Locking Paper

The Journal of Water, Air and Soil Pollution has published our submittal, “Operational Evaluation of Phoslock Phosphorus Locking Technology in Laguna Niguel, California”.  A copy of the abstract can be viewed at the journal site For a PDF of the article, contact us via email  

As the Toxic Algae Season Starts, Let’s Remember We have a Solution

Anderson Lake in Jefferson County is suffering from it’s annual closure due to toxic algae blooms.  Cyanobacteria or Blue Green Algae have plagued this lake for decades and it is seldom safe to use this waterbody. There are a growing number of lakes we have restored using phosphorus sequestration technologies such as Phoslock.  These technologies […]

EPA Rule Change Could Cost Thousands, Please Read

EPA’s and the Army Corps of Engineer’s proposed rule would expand Clean Water Act jurisdiction to almost all waters in the United States, impacting how communities and landowners manage their public and private property using pesticide and fertilizer products.  Landowners will be subject to CWA provisions for permitting and will be vulnerable to citizen lawsuits […]

Experimental Lakes Area Needs Your Help

One of the premier research facilities in the world is the Experimental Lakes Area or ELA in Northwest Ontario.  This facility for 45 years was home to some of the cutting edge lake management research performed in the world.  The facility has a number of large lake systems where scientists can try different real world […]