Source
Standards for water well sources
Treatment
Standards for various types of filter systems, including granular filter material, pre-coat filter media, manganese greensand for filters, microfiltration and ultrafiltration membrane systems, reverse osmosis and nanofiltration systems for water treatment, electrodialysis and ion-exchange membrane systems, and membrane bioreactor systems.
Softening
Standards for sodium chloride, soda ash, quicklime and hydrated lime.
Disinfection Chemicals
Disinfectant standards for hypochlorites, liquid chlorine, ammonium sulfate, sodium chlorite, liquid oxygen for ozone generation for water, wastewater and reclaimed water systems, anhydrous ammonia, and aqua ammonia (liquid ammonium hydroxide)
Coagulation
Coagulation standards for Ferrous Sulfate, Aluminum Sulfate – Liquid, Ground, or Lump, Liquid Sodium Silicate
Sodium Aluminate, Ferric Sulfate, Liquid Ferric Chloride, Liquid Polyaluminum Chloride, Poly (Diallyldimethylammonium Chloride), EPI-DMA Polyamines, and Polyacrylamide
Scale and Corrosion Control
Standards covering sodium hydroxide (caustic soda), sodium polyphosphate, glassy (sodium hexametaphosphate), sodium tripolyphosphate, monosodium phosphate, anhydrous, disodium phosphate, anhydrous, zinc orthophosphate, phosphoric acid, carbon dioxide, potassium hydroxide sulfur dioxide, and calcium chloride
Taste and Odor Control
Standards covering Powdered Activated Carbon, Sodium Metabisulfite, Copper Sulfate, Permanganates, Granular Activated Carbon, and Reactivation of Granular Activated Carbon
Fluorides
Standards covering Sodium Fluoride, Sodium Fluorosilicate, and Fluorosilicic Acid
Ductile-Iron Pipe and Fittings
Standards covering cement-mortar lining for ductile-iron pipe and fittings, polyethylene encasement for ductile-iron pipe systems, ductile iron and gray-iron fittings, rubber-gasket joints for ductile-iron pressure pipe and fittings, flanged ductile-iron pipe with ductile-iron or gray-iron threaded flanges, protective fusion-bonded epoxy coatings for the interior and exterior surfaces of ductile-iron and gray-iron fittings, thickness design of ductile-iron pipe, ductile-iron pipe, centrifugally cast, and ductile-iron compact fittings.
Steel Water Pipe
Standards covering steel water pipes, coal-tar protective coatings and linings for steel water pipe, cement-mortar protective lining and coating for steel water pipe, field welding of steel water pipe, steel pipe flanges for waterworks service, dimensions for fabricated steel water pipe, tape coatings for steel water pipe and fittings, liquid-epoxy coatings and linings for steel water pipe and fittings, fusion-bonded epoxy coatings and linings for steel water pipe and fittings, machine-applied polyolefin tape coatings for steel water pipe, extruded polyolefin coatings for the exterior of steel water pipelines, heat-shrinkable cross-linked polyolefin coatings for steel water pipe and fittings, microcrystalline wax and petrolatum tape coating systems for steel water pipe and fittings, liquid coating for aboveground steel water pipelines and fittings bolted, sleeve-type couplings for plain-end pipe, stainless steel pipe, fabricated steel mechanical slip-type expansion joints, polyurethane coatings for the interior and exterior of steel water pipe and fittings, fabricated steel and stainless steel tapping sleeves, nylon-11-based polyamide coating system for the interior and exterior of steel water pipe, connections, fittings and special sections, fused polyolefin coating system for the exterior of steel water pipelines, stainless-steel fittings for waterworks service, bolted, split-sleeve couplings for plain-end pipe, stainless-steel pipe flange joints for water service, fusion-bonded polyethylene coatings for steel water pipe and fittings, stainless-steel full-encirclement repair and service connection clamps pipe, field welding of stainless-steel water pipe, viscoelastic coatings for steel water pipe and fittings.
Pumps
Standards covering submersible vertical turbine pumps, horizontal centrifugal and vertical line shaft pumps, solids handling pumps for wastewater applications, progressive cavity chemical metering pumps.
Water Plant Equipment
Standards for contact-molded, fiberglass-reinforced plastic wash-water troughs and launders, match-die-molded, fiberglass-reinforced plastic weir plates, scum baffles, and mounting brackets, ultraviolet disinfection systems for drinking water, ozone systems for water, and aeration systems for biological wastewater treatment.
Service Lines
Standards covering underground service line valves and fittings and replacement and flushing of lead service lines.