Emission standards proposed

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The U.S. Environmental Protection Agency has proposed new emissions standards for five chlorine factories -- including the Olin Corp. plant in Augusta -- that use large amounts of toxic mercury.

The EPA's new proposal applies to five chlorine factories, including Augusta's Olin plant, that use large amounts of mercury in their operations.  File/Staff
File/Staff
The EPA's new proposal applies to five chlorine factories, including Augusta's Olin plant, that use large amounts of mercury in their operations.

The proposal would raise the maximum achievable control technology level for mercury cell rooms at the plants to 90 percent, up from 75 percent. Those levels are the point at which a washdown is required in the area where mercury cells are used for chlorine production.

The proposed new rule also would require that a mercury monitoring system be used to reduce fugitive emissions in the cell room, and that each plant develop a cell room monitoring plan, according to Tonya Bonitatibus, an Augusta-based field organizer for the environmental group Oceana.

"The fugitive emissions from the cell room are by far their largest source of emissions at the plant, and because of the difficulty in monitoring the escaping mercury the reported emissions are only an estimate," she said.

Oceana, which has lobbied for years to get Olin to switch to a mercury-free manufacturing process, believes the proposed new rules have both positive and negative aspects.

"We are disappointed that EPA would want to back off of the trigger values requiring a washdown of the cell room, but are encouraged by the requirements of installing a mercury monitoring system that would allow Olin to get a better handle on their fugitive emissions leaving their cell room," Ms. Bonitatibus said. "But they could eliminate the increased cost of continuing to operate using mercury by switching to a mercury-free process."

In an e-mail, Plant Manager David Blair said Olin -- which has no plans to convert to mercury-free technology -- is "currently evaluating the new EPA proposal" and remains in compliance with current standards.

"At the end of 2006 we installed new technology and adopted additional procedures and practices. As a result, we have reduced our 2007 air emission by over 85 percent. We discharge only one-third of what the government allows for water. Our system is designed to recycle mercury, and all emissions are accounted for in an annual audit conducted by independent experts."

There are five mercury cell chlor-alkali plants in the country that produce about 5 percent of the chlorine made in the U.S., according to the EPA.

Reach Rob Pavey at 868-1222, ext. 119 or rob.pavey@augustachronicle.com.

Comments

treerock

get the mercury out of the savannah! go mercury free olin!

DuhJudge

The Olin Plant is operated by human employees, not robots. The control room looks directly out at the cell room. The whole place is super clean. If the Olin Plant were not here, neither would a lot of the other industries in town that use chlorine in their own processes. These people know what they are doing and endangering the public and the environment they are not. Oceana is only attacking Olin because they consider it a winnable engagement, not because they are concerned for the Savanah River.

Little Lamb

Look at the first sentence above. Pavey talks about new emission standards for plants that use toxic mercury. Wonder what the EPA is proposing for those plants that use non-toxic mercury?

Little Lamb

Hi, DuhJudge. I, too, had a chance to visit the Olin chlor-alkali plant and I was very impressed. They utilize all sorts of technology to minimize mercury emissions into water and air. They are a good neighbor for Augusta.

paulwheeler

In the environment, does mercury harm anything other than humans?
Anyway it's my understanding that the only way for the Augusta plant to go mercury free is to shutdown. Not enough profit to build a new plant that operates with a mercury free process.

imdstuf

Yes Little Lamb, you are easily led like sheep. You want to believe all big business is good, because your Republican friends told you so. Guess what? they lied. Are you an expert enough to know the difference between clean rooms inside a plant and unseen mercury being leaked into the river? I doubt it. They can clean up the process, and still be successful. Too bad if it takes away some of their profit. No one is asking them to go out of business. Just to spend a little to improve their accountability. Many other manufacturing companies do it all the time.

Little Lamb

To ImdStuff: I was just asking what the difference between toxic mercury and non-toxic mercury was. Rob Pavey said the EPA was requiring new standards for plants that use toxic mercury. I was just wondering what were the standards for plants that use non-toxic mercury.

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