What are DNAPL and LNAPL?

gasoline
Posted: July 24, 2017
Category: Groundwater
Tags: disposal, dnapl, gasoline, lnapl, pollutants

Non-aqueous Phase Liquids are hazardous organic liquids such as dry cleaning chemicals, fuel oil and gasoline that do not dissolve in water.  They are always associated with human activity, cause severe environmental and health hazards, and are difficult to remove from the water supply once it has been compromised.  DNAPL & LNAPL are the two […]

Underground Storage Tanks – The Invisible Threat

ust
Posted: March 8, 2017
Category: Groundwater Products
Tags: h.oil, nature, storage tanks, ust, water

Underground Storage Tanks – The Invisible Threat The EPA estimates that there are approximately 561,000 Underground Storage Tanks (UST’s) in the United States storing petroleum, chemicals or hazardous substances.  This number does not include the many homes who have private storage tanks containing fuel oil for heating or cooking purposes.  Each of these tanks represent […]

Groundwater Awareness Week 2017

gwaw2017
Posted: March 3, 2017
Category: Groundwater Heron News
Tags: groundwater, groundwater awareness week, heron, tips, water, well

Don’t take groundwater for granted.  Life as we know it would be impossible without it! Groundwater is the water that fills the cracks, voids and other openings in soil, sand and bedrock. The level of groundwater when measured is referred to as the water table.  Groundwater is replenished by rain and snow melt percolating down […]

Advantages of Water Level Meter Tapes Over Sonar

dipper-T tape
Posted: June 13, 2016
Category: Groundwater Water Level Monitoring
Tags: dipper-t, real time, reel, sonar, sonic, tapes, well

When it comes to monitoring your water levels, sonic technology may seem to be a good option, however, these pricey devices are not nearly as accurate as tapes! Sonic technology is limited due to several different factors. What Causes Sonic to be Inaccurate and Limited?: not all well casings are perfectly straight, and may result in a […]

Inflow and Infiltration Studies in Your City

Posted: July 28, 2015
Category: Groundwater
Tags: Inflow, storm water

Stormwater sewers are built to accommodate clear water, keeping it on the surface of the ground. When clear water enters sanitary sewer systems it must be transported away and treated like sanitary waste water. The sanitary system can only handle so much water, and an overload in the system will cause water to flow backward, flooding basements and fixtures along its path.

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