SOUTH TEXAS WATER TREATMENT LLC

Water Supply and Irrigation Systems

Establishments in this category are primarly engaged in operating water treatment plants and/or operating water supply systems. The water supply system may include pumping stations, aqueducts, and/or distribution mains. The water may be used for drinking, irrigation, or other uses.

All Other Miscellaneous Chemical Product and Preparation Manufacturing

This includes establishments primarily engaged in manufacturing chemical products (except basic chemicals, resins, and synthetic rubber; cellulosic and noncellulosic fibers and filaments; pesticides, fertilizers, and other agricultural chemicals; pharmaceuticals and medicines; paints, coatings and adhesives; soaps, cleaning compounds, and toilet preparations; printing inks; explosives; custom compounding of purchased resins; and photographic films, papers, plates, chemicals, and copy toners).

Illustrative Examples:

Activated carbon and charcoal manufacturing
Antifreeze preparations manufacturing
Electronic cigarette vapor liquids, including closed refills, manufacturing
Industrial salt manufacturing
Lighter fluids (e.g., charcoal, cigarette) manufacturing
Matches and matchbook manufacturing
Pyrotechnics (e.g., flares, flashlight bombs, signals) manufacturing
Sugar substitutes (i.e., synthetic sweeteners blended with other ingredients) made from purchased synthetic sweeteners
Swimming pool chemical preparations manufacturing
Writing inks manufacturing

Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of plumbing equipment, hydronic heating equipment, household-type water heaters, and/or supplies.

Commercial Air, Rail, and Water Transportation Equipment Rental and Leasing

This includes establishments primarily engaged in renting or leasing off-highway transportation equipment without operators, such as aircraft, railroad cars, steamships, or tugboats.

Other Nonhazardous Waste Treatment and Disposal

This includes establishments primarily engaged in (1) operating nonhazardous waste treatment and disposal facilities (except landfills, combustors, incinerators, and sewer systems or sewage treatment facilities) or (2) the combined activity of collecting and/or hauling of nonhazardous waste materials within a local area and operating waste treatment or disposal facilities (except landfills, combustors, incinerators, and sewer systems or sewage treatment facilities). Compost dumps are included in this industry.