Microcystins: A Toxic Threat to Drinking Water
Blue-green algae (cyanobacteria) comprises the oldest known fossils and date back more than 3.5 billion years, but these freshwater organisms are still prominent today. Cyanobacteria,…
Harmonized U.S. and Canadian Standards
On October 4, 1987, the United States and Canada agreed to the Canada-United States Free Trade Agreement (CUSFTA), and the agreement was brought into force…
AWWA B301-2018: Liquid Chlorine Standard
Chlorine is often inseparable from the purification of water supplies. In tackling concerns present with chlorine for use in potable water, wastewater, and reclaimed water…
Flushing Away the Sanitation Crisis Without Flushing At All: Standardization and World Toilet Day 2017
In certain parts of the world, the toilet is, thankfully, an easily accessible device, one that rarely is given thought until nature calls. To all…
AWWA B511-2017 – Potassium Hydroxide
Potassium hydroxide (KOH), produced electrolytically from potassium chloride (2KCl + 2H2O → 2KOH + Cl2↑ + H2↑), is water-soluble, hygroscopic, odorless, corrosive to metals, noncombustible,…
AWWA G520-2017: Wastewater Collection System Operation and Management
Wastewater collection systems are one of the many important, yet often underappreciated, contributors to the sanitary conditions that the average person may take for granted….
Residential Aboveground Portable Pools Standard, ASTM F2666
As summer heat arrives, people turn to pools to cool off. Building a pool in a residential area can be a harrowing process where prospective…
ANSI | ASTM Testing | Water
Selection of Aquifer Test Method in Determining Hydraulic Properties by Well Techniques
An aquifer test method is a controlled field experiment made to determine the approximate hydraulic properties of water-bearing materials. ASTM D4043-17 – Standard Guide for…
ANSI/PSAI Z4.1-2016, Sanitation in Places of Employment
Places of employment are one of the foremost settings in the average individual’s life. Due to their significance, it is essential that these venues remain…