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A boy diving into blue water free of Cryptosporidium thanks to APSP professionals.
ANSI | Drinking Water | Recreational Water

Cryptosporidium: Why Clean Water is So Important

ByBrad Kelechava May 29, 2018May 29, 2025

Adequate water treatment is the cornerstone of modern public health, but few take a moment to ask why. Well, it’s pretty obvious—water is the elixir…

Membrane Bioreactor AWWA B130 2018
ANSI | Wastewater Treatment

Membrane Bioreactor (MBR) Systems and AWWA B130-2018

ByBrad Kelechava May 10, 2018May 29, 2025

New Standard Revision: AWWA B130-2018: Membrane Bioreactor Systems Water treatment encapsulates a network of ostensibly unnatural processes to fulfill an auspiciously natural need: assuring public…

Duck swimming in lake filled with Microcystis
ANSI | Drinking Water

Microcystins: A Toxic Threat to Drinking Water

ByBrad Kelechava April 24, 2018May 29, 2025

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,…

A drop reverberates waves in AWWA B301-2018 liquid chloride-treated water.
ANSI | Drinking Water | Wastewater Treatment

AWWA B301-2018: Liquid Chlorine Standard

ByBrad Kelechava March 27, 2018May 29, 2025

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…

ISO 14046:2014 - Environmental management - Water footprint - Principles, requirements and guidelines
ANSI | Environmental Management

ISO 14046: Environmental Management – Water Footprint

ByBrad Kelechava September 13, 2017May 29, 2025

The earth is rich with water, and all life inhabiting its global landscape could not exist without the clear liquid substance. As water occupies approximately 71…

White potassium hydroxide flaxes complying with AWWA B511
ANSI | Wastewater Treatment

AWWA B511-2017 – Potassium Hydroxide

ByBrad Kelechava July 21, 2017May 29, 2025

Potassium hydroxide (KOH), produced electrolytically from potassium chloride (2KCl + 2H2O → 2KOH + Cl2↑ + H2↑), is water-soluble, hygroscopic, odorless, corrosive to metals, noncombustible,…

Pressure pipes that are covered in AWWA C900-2016
ANSI | Piping

AWWA C900-2016 – Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. Through 60 In. (100 mm Through 1,500 mm)

ByBrad Kelechava June 22, 2017May 29, 2025

American National Standard AWWA C900-2022 – Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. Through 60 In. (100 mm Through 1,500 mm) covers…

Puddle in grass that can be used for the ASTM aquifer test method
ANSI | ASTM Testing | Water

Selection of Aquifer Test Method in Determining Hydraulic Properties by Well Techniques

ByBrad Kelechava February 16, 2017May 28, 2025

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…

Sinks lined up on granite in ANSI/PSAI Z4.1-2016 workplace bathroom
ANSI | Wastewater Treatment

ANSI/PSAI Z4.1-2016, Sanitation in Places of Employment

ByBrad Kelechava February 8, 2017May 28, 2025

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…

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