What are the next steps in California’s regulatory process for perchlorate?

by perchlorate | Sep 1, 2022 | Science

Following a mandatory five-year review mandated by state law, California proposed revising its Public Health Goal (PHG) for perchlorate from 6 ppb to 1 ppb. The State Water Resources Board is now conducting research to determine how frequently perchlorate is found in...

What are the next steps in U.S. EPA’s regulatory process for perchlorate?

by perchlorate | Sep 1, 2022 | Science

EPA’s 24.5 ppb reference dose (the maximum dose without any risk, abbreviated RfD) may be used by officials across the U.S. to make site-specific cleanup or interim drinking water standard decisions involving perchlorate. States and private parties also may look...

What are the impacts of unnecessarily restrictive standards?

by perchlorate | Sep 1, 2022 | Science

The potentail costs of drinking water standards more restrictive than what credible science says is necessary to protect public health are staggering. California, Nevada and Arizona could be the states most impacted. Misguided standards would in effect create a...

Much of the research available on perchlorate appears to have been funded by industry. Is this information credible?

by perchlorate | Sep 1, 2022 | Perchlorate and Health

The public can be confident in the accuracy, validity and credibility of the research. Many people believe that industry — rather than taxpayers — should fund this kind of research, but with safeguards in place to guarantee the validity and credibility of research...

The NAS Committee says perchlorate is “unlikely” to cause cancer. What studies did the committee review in order to reach this conclusion?

by perchlorate | Sep 1, 2022 | Perchlorate and Health

The NAS Committee stated “it is unlikely that perchlorate poses a risk of cancer in humans.” (See page 145 of the NAS report, “Health Implications of Perchlorate Ingestion.”) “There are no reports of the appearance of a new thyroid...