Vinyl Chloride Clean Water Act

It is primarily used to manufacture polyvinyl chloride pvc a very stable non flammable lightweight and durable plastic.

Vinyl chloride clean water act.

The concentrations in groundwater were up to 0 008 ppm. An acute duration inhalation mrl of 0 5 ppm was derived for vinyl chloride based on a noael for developmental effects for mice john et al. Pvc is used in a variety of applications. Epa has set a drinking water standard for vinyl chloride.

Basic information on water quality criteria. Vinyl chloride monomer vcm is a colorless flammable gas at room temperature. The clean air act establishes standards for vinyl chloride emissions from production and manufacturing facilities and the epa has published a water quality criteria document for vinyl chloride under the clean water act. Vinyl chloride has been used in the past as a refrigerant.

Atsdr has derived three mrl values for vinyl chloride. Its chemical formula is c2h3cl. Exposure to vinyl chloride is also subject to workplace safety standards for airborne concentrations. The epa regulates vinyl chloride as a hazardous component of waste under the resource conservation and discovery act and has.

Most drinking water supplies do not contain vinyl chloride. The international national and state regulations and guidelines regarding vinyl chloride in air water and other media are summarized in table 8 1. The first number under the column headed rq is the reportable quantity in pounds. Clean water act water quality criteria.

How will vinyl chloride be detected in and removed from my drinking water. About 13 billion kilograms are produced annually. Current water quality criteria tables. Table 117 3 reportable quantities of hazardous substances designated pursuant to section 311 of the clean water act note.

Vinyl chloride is an organochloride with the formula h 2 c chcl that is also called vinyl chloride monomer vcm or chloroethene this colorless compound is an important industrial chemical chiefly used to produce the polymer polyvinyl chloride pvc. The purpose of the national emission standard for hazardous air pollutants neshap is to minimize vinyl chloride emissions from process and fugitive emission sources in ethylene dichloride vinyl chloride and polyvinyl chloride production categories to the level attainable with best. In a 1982 survey vinyl chloride was found in fewer than 1 of the 945 groundwater supplies tested in the united states. You can be exposed to vinyl chloride by drinking water from contaminated wells.

Between 1993 and 1995 epa required your water supplier to collect water samples every 3 months for one year and analyze them to find out if vinyl chloride is present above 0 5 ppb. Congress specifically identified vinyl chloride as a hazardous air pollutant under the clean air act and it is regulated as such by the epa.