inorganic arsenic washington

Arsenic -

2014-07-01· The maximum level of inorganic arsenic permitted in U.S. drinking water is 10 parts per billion (ppb). This standard was set by the U.S. Environmental Protection Agency (EPA). Some states, such as New Jersey, have more stringent drinking water standards for arsenic than 10 ppb. There are no arsenic water standards for private wells.

Arsenic :: Washington State Department of Health

Levels of arsenic in Washington's soil and water are generally too low to cause health effects from short-term exposure. Long-term Exposure to Small Amounts of Arsenic Long-term ingestion (greater than 6 months) of smaller amounts of arsenic that can be found in the environment has the potential to cause many different health problems.

Arsenic, Chapter 296-848, WAC -

This book contains rules for Safety Standards for arsenic, as adopted under the Washington Industrial Safety and Health Act of 1973 (Chapter 49.17 RCW). The rules in this book are effective December 2018.

Facts about arsenic - King County

Facts about arsenic Facts about arsenic Arsenic is a naturally occurring substance. It occurs in several forms, often in compounds with other chemical elements. Arsenic and all of its compounds are poisonous but the toxicity varies. For example, inorganic arsenic - arsenic combined with oxygen, chlorine or sulfur - is thought to be the most toxic, while most organic forms of arsenic are ...

A Systematic Review and Meta-Regression Analysis of …

2015-12-07· 1. Int J Environ Res Public Health. 2015 Dec 7;12(12):15498-515. doi: 10.3390/ijerph121214990. A Systematic Review and Meta-Regression Analysis of Lung Cancer Risk and Inorganic Arsenic in Drinking Water.

Washington Arsenic Testing and Treatment - Arsenic

Washington Arsenic Testing and Treatment- Arsenic (United States) - Arsenic is a primary contaminant that can cause problems in the digestive system, skin, and is a known carcinogen. It is regulated in water with a concentration above 0.0104 mg/L. Arsenic can …

Arsenic Training Kit

The information in this presentation is specific to inorganic arsenic compounds. Arsenic ... Washington.] Arsenic is found in soil at the old Asarco Smelter site in Tacoma and two older smelter sites in Everett and Northport, and a few other hazardous waste sites. Arsenic has ...


Overview Information Arsenic is a trace element. It is found in several foods including seafood, poultry, grains (especially rice), bread, cereal products, mushrooms, and dairy products.

Investigation of Background Inorganic and Organic Arsenic ...

Investigation of Background Inorganic and Organic Arsenic in Four Washington Lakes Abstract During the summer and fall of 2002, arsenic data were collected from four lakes of varying geology, climate, and altitude: Black Lake (Stevens County), Conner's Lake (Okanogan County), Mountain Lake (San Juan County), and Lake Pleasant (Clallam County). These lakes, upstream from known anthropogenic ...

Front Matter - The National Academies Press

THE NATIONAL ACADEMIES. Advisers to the Nation on Science, Engineering, and Medicine. The National Academy of Sciences is a private, nonprofit, self-perpetuating society of distinguished scholars engaged in scientific and engineering research, dedicated to the furtherance of science and technology and to their use for the general welfare.

Arsenic - Competitive Enterprise Institute

inorganic arsenic because it is more prevalent in drinking water. Traditionally, many critics have contended that inorganic arsenic was the principal danger to public health. But the EPA Science Advisory Board (SAB) pointed out that the research is actually far less clear. Recent research indicates that at least some forms of organic arsenic are carcinogenic, and some may be more toxic than ...

7 DoseResponse Analysis - The National Academies Press

7 Dose–Response Analysis. In comparison with most other chemicals evaluated by the Integrated Risk Information System (IRIS) program for hazard identification and dose–response assessment, there is a wealth of epidemiologic evidence on both cancer and noncancer end points after oral exposure to inorganic arsenic.

Arsenic | ddoe - Washington, D.C.

Inorganic arsenic compounds are mainly used to preserve wood. They are also used to make insecticides and weed killers. You can check the labels of treated wood and insecticides to see if they contain arsenic. Copper and lead ores contain small amounts of arsenic.

Arsenic | As - PubChem

Inorganic arsenic exposure of humans, by the inhalation route, has been shown to be strongly associated with lung cancer, while ingestion of inorganic arsenic by humans has been linked to a form of skin cancer and also to bladder, liver, and lung cancer. EPA has classified inorganic arsenic as a human carcinogen.

Washington, DC Conference Events | Eventbrite

Looking for conferences events in Washington? Whether you're a local, new in town, or just passing through, you'll be sure to find something on Eventbrite that piques your interest.

Page 13: Guidelines for Canadian Drinking Water Quality ...

CFIA (2001) Inorganic arsenic and hijiki seaweed consumption. Fact Sheet, Canadian Food Inspection Agency. Fact Sheet, Canadian Food Inspection Agency. Chen, C.-J. and Wang, C.J. (1990) Ecological correlation between arsenic level in well water and age-adjusted mortality from malignant neoplasms.

Arsenic Training Kit - Washington

1 Inorganic Arsenic Training on the hazards of arsenic in the workplace Developed by the Division of Occupational Safety & Health (DOSH) for employee training

Arsenic - Wikipedia

Arsenic is a chemical element with symbol As and atomic number 33. Arsenic occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal.

Organic versus Inorganic Arsenic in Herbal Kelp …

Inorganic arsenic is significantly more toxic than pentavalent arsenic compounds, arsenosugars, and arsenobetaine [Agency for Toxic Substances and Disease Registry (ATSDR) 2007b]. Arsenobetaine is a common constituent of seafood and is considered nontoxic. Interestingly, the major organic arsenic compounds in most seaweed are arsenosugars, which are still much less toxic than inorganic arsenic ...

Committee Meeting on Inorganic Arsenic -

Committee Meeting on Inorganic Arsenic, National Academy of Sciences, 2101 Constitution Avenue Northwest, Washington, United States. Tue Jul 16 2019 at 10:00 am, Review of EPA's Protocol and Associated Documents for its IRIS Assessment of Inorganic ArsenicThe National Academies of …