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Chemicals listed effective March 26, 1999 or March 30, 1999 as known to the State to cause reproductive toxicity via the Authoritative Bodies mechanism: Fenoxaprop ethyl, metiram, and nitrapyrin.

Chemicals listed effective March 30, 1999 as Known to the State to cause reproductive toxicity via the Authoritative Bodies mechanism: Amitraz, disodium cyanodithiomidocarbonate, nabam, potassium dimethyl-dithiocarbamate, sodium dimethyl-dithiocarbamate, and triadimefon.

Candidates for listing via the Authoritative Bodies mechanism found not to meet the scientific criteria (22 CCR 12306(g)): Dicamba, dimethoate , fenoxycarb, potassium N-methyldithiocarbamate, propachlor, sodium dicamba, simazine, tebuthiuron, triphenyltin chloride.

Notice of intent to list chemicals as causing reproductive toxicity via the authoritative bodies mechanism: Bromacil lithium salt, bromoxynil octanoate, terbacil and thiophanate methyl.

Notice of intent to list 21 chemicals via the authoritative bodies and formally required mechanisms.

Chemicals listed effective March 19, 1999 as known to the State to cause reproductive toxicity via the Authoritative Bodies mechanism: Cycloate and linuron.

Correction to the list of chemicals as known to the state of California to cause cancer or reproductive toxicity.

OEHHA adopted a Public Health Goal (PHG) of 13 ppb (parts per billion, or micrograms per liter) for methyl tertiary butyl ether (MTBE) in drinking water.

Chemicals listed effective March 5, 1999 via the Authoritative Bodies mechanism as known to the State to cause reproductive toxicity : Diclofop methyl and Hydramethylnon (Amdro).

OEHHA released to the public Air Toxics "Hot Spots" Program Risk Assessment Guidelines Part I: Technical Support Document for The Determination of Acute Reference Exposure Levels for Airborne Toxicants.