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Testimony: 

Before the Subcommittee on Superfund and Waste Management, Committee on 
Environment and Public Works, U.S. Senate: 

United States Government Accountability Office: 

GAO: 

For Release on Delivery Expected at 9:30 a.m. EDT: 

Thursday, June 15, 2006: 

Superfund:
Better Financial Assurances and More Effective Implementation of 
Institutional Controls Are Needed to Protect the Public: 

Statement for the Record by John B. Stephenson, Director Natural 
Resources and Environment: 

GAO-06-900T: 

GAO Highlights: 

Highlights of GAO-06-900T, a testimony before the Subcommittee on 
Superfund and Waste Management, Committee on Environment and Public 
Works, U.S. Senate 

Why GAO Did This Study: 

Under the Environmental Protection Agency’s (EPA) Superfund program, 
parties responsible for pollution bear the cost of cleaning it up. 
However, these parties sometimes no longer exist, leaving the problem 
for others, typically the federal government, to address. Furthermore, 
many sites’ cleanup remedies leave some waste in place, relying on 
institutional controls—legal or administrative restrictions on land or 
water use—to limit the public’s exposure. 

GAO was asked to summarize the findings of its August 2005 report, 
Environmental Liabilities: EPA Should Do More to Ensure that Liable 
Parties Meet Their Cleanup Obligations (GAO-05-658) and its January 
2005 report, Hazardous Waste Sites: Improved Effectiveness of Controls 
at Sites Could Better Protect the Public (GAO-05-163). GAO’s statement 
addresses the actions EPA could take to better ensure that parties meet 
their cleanup obligations and the long-term effectiveness of 
institutional controls in protecting the public. GAO’s reports 
recommended, among other things, that EPA (1) implement a financial 
assurance mandate for businesses handling hazardous substances; (2) 
enhance its oversight and enforcement of existing financial assurances 
and authorities; (3) ensure that the frequency and scope of monitoring 
of controls sufficiently maintain their effectiveness; and (4) ensure 
that information on controls reported in new tracking systems 
accurately reflects actual conditions. 

What GAO Found: 

EPA faces significant challenges in seeking to hold businesses 
responsible for their environmental cleanup obligations. These 
challenges often stem from the differing goals of environmental laws, 
which hold polluting businesses liable for cleanup costs and other laws 
which, in some cases, allow businesses to limit or avoid responsibility 
for these liabilities. For example, businesses can legally organize or 
restructure in ways that can limit their future expenditures for 
cleanups. They can do this by separating their assets from their 
liabilities using subsidiaries, for example. While many such actions 
are legal, transferring assets to limit liability may be prohibited 
under certain circumstances. Such cases, however, are difficult for EPA 
to identify and for the Justice Department to prosecute successfully. 
Notwithstanding these challenges, EPA could better ensure that bankrupt 
and other financially distressed businesses meet their cleanup 
obligations by making greater use of existing authorities. For example, 
EPA has not implemented a 1980 statutory mandate under Superfund to 
require businesses handling hazardous substances to demonstrate their 
ability to pay for potential environmental cleanups—that is, to provide 
financial assurances. Also, EPA has done little to ensure that 
businesses comply with the agency’s existing financial assurance 
requirements in cleanup agreements and orders. Moreover, greater use of 
other existing authorities—such as tax offsets, which allow the 
government to redirect tax refunds it owes businesses to agencies with 
claims against them—could produce additional payments for cleanups from 
financially distressed businesses. 

EPA also faces a number of challenges in ensuring the long-term 
effectiveness of institutional controls—legal or administrative 
restrictions on land or resource use to protect against exposure to 
residual contamination—at Superfund sites. Institutional controls were 
applied at most of the Superfund sites GAO examined where waste was 
left in place after cleanup. However, documentation of remedy decisions 
often did not discuss certain factors called for in EPA’s guidance. 
Relying on institutional controls as a major component of a site’s 
remedy without carefully considering all key factors—particularly 
whether controls can be implemented in a reliable and enforceable 
manner—could jeopardize the remedy’s effectiveness. In addition, EPA 
faces challenges in ensuring that institutional controls are adequately 
implemented, monitored, and enforced. For example, EPA often does not 
verify that institutional controls are in place at Superfund sites 
where cleanup has been completed but residual contamination remains. At 
the time of GAO’s review, EPA had begun implementing a tracking system 
to improve the agency’s ability to ensure the long-term effectiveness 
of institutional controls in the Superfund program. However, the 
tracking system being implemented included data that were essentially 
derived from file reviews. These data may or may not reflect 
institutional controls as actually implemented, leaving in question 
whether the public is adequately protected from health and 
environmental risks 

[Hyperlink, http://www.gao.gov/cgi-bin/getrpt?GAO-06-900T]. 

To view the full product, including the scope and methodology, click on 
the link above. For more information, contact John B. Stephenson at 
(202) 512-3841 or stephensonj@gao.gov. 

[End of Section] 

Mr. Chairman and Members of the Subcommittee: 

We are pleased to have the opportunity to present the results of our 
recent work on the Environmental Protection Agency's (EPA) Superfund 
Program and, in particular, with regard to environmental liability 
issues and controls at sites where contamination remains in place after 
remediation. To protect the public's health, the Congress passed the 
Comprehensive Environmental Response, Compensation, and Liability Act 
(CERCLA) of 1980, which established the Superfund program to clean up 
the most seriously contaminated hazardous waste sites in the nation. 
CERCLA requires that parties statutorily responsible for pollution bear 
the cost of cleaning up contaminated sites. In many cases, liable 
parties have met their cleanup responsibilities. However, parties 
responsible for cleaning up some Superfund sites include businesses 
that no longer exist, having been liquidated through bankruptcy or 
otherwise dissolved. Under these circumstances, companies that caused 
environmental contamination have left the problem for others, typically 
the government, to address. In addition, at many of the sites addressed 
under Superfund, EPA has selected cleanup remedies that leave at least 
some waste in place because the agency believes it is impossible, 
impractical, or too costly to clean up the contaminated property so 
that it can be used without restriction. Cleanups at such sites often 
rely on institutional controls--legal or administrative restrictions on 
the use of land or water at the site--to limit the public's exposure to 
residual contamination. 

This statement, which is based on two recent reports on hazardous waste 
cleanup,[Footnote 1] addresses (1) actions EPA could take to better 
ensure that bankrupt and other financially distressed businesses meet 
their cleanup obligations and (2) the long-term effectiveness of 
institutional controls in protecting the public against residual 
contamination left in place at hazardous waste sites, including 
Superfund sites. 

Summary: 

In August 2005, we reported that EPA faces significant challenges in 
seeking to hold businesses responsible for their environmental cleanup 
obligations. These challenges often stem from the differing goals of 
environmental laws, which hold polluting businesses liable for cleanup 
costs and other laws that, in some cases, allow businesses to limit or 
avoid responsibility for these liabilities. For example, businesses can 
legally organize or restructure in ways that can limit their future 
expenditures for cleanups. They can do this by separating their assets 
from their liabilities using subsidiaries, for example. While many such 
actions are legal, transferring assets to limit liability may be 
prohibited under certain circumstances. Such cases, however, are 
difficult for EPA to identify and for the Justice Department to 
prosecute successfully. Notwithstanding these challenges, EPA could 
better ensure that bankrupt and other financially distressed businesses 
meet their cleanup obligations by making greater use of existing 
authorities. For example, EPA has not implemented a 1980 statutory 
mandate under Superfund to require businesses handling hazardous 
substances to demonstrate their ability to pay for potential 
environmental cleanups--that is, to provide financial assurances. Also, 
EPA has done little to ensure that businesses comply with the agency's 
existing financial assurance requirements in cleanup agreements and 
orders. Moreover, greater use of other existing authorities--such as 
tax offsets, which allow the government to redirect tax refunds it owes 
businesses to agencies with claims against them--could produce 
additional payments for cleanups from financially distressed 
businesses. Therefore, our report recommended, among other things, that 
EPA (1) implement the financial assurance mandate for businesses 
handling hazardous substances and (2) enhance its oversight and 
enforcement of existing financial assurances and authorities. EPA 
generally agreed with many of the recommendations, stating its intent 
to further evaluate some of them. 

Furthermore, in January 2005, we reported that EPA faces a number of 
challenges in ensuring the long-term effectiveness of institutional 
controls at Superfund sites. For example, institutional controls were 
applied at most of the Superfund sites we examined during our review 
where waste was left in place after cleanup. However, documentation of 
remedy decisions often did not discuss certain factors called for in 
EPA's guidance. Relying on institutional controls as a major component 
of a site's remedy without carefully considering all key factors-- 
particularly whether controls can be implemented in a reliable and 
enforceable manner--could jeopardize the effectiveness of the remedy. 
In addition, EPA faces challenges in ensuring that institutional 
controls are adequately implemented, monitored, and enforced. For 
example, EPA's monitoring of Superfund sites where cleanup has been 
completed but residual contamination remains often does not include 
verification that institutional controls are in place. At the time of 
our review, EPA had recently begun implementing an institutional 
controls tracking system for its Superfund program to improve the 
agency's ability to ensure the long- term effectiveness of 
institutional controls. However, the tracking system being implemented 
included data that were essentially derived from file reviews. These 
data may or may not reflect institutional controls as actually 
implemented, leaving in question whether the public is adequately 
protected from health and environmental risks. To ensure the long-term 
effectiveness of institutional controls, our report recommended, among 
other things, that EPA ensure that (1) in selecting controls, 
sufficient consideration was given to all key factors; (2) the 
frequency and scope of monitoring efforts are sufficient to maintain 
the effectiveness of controls; and (3) the information on controls 
reported in a new tracking system accurately reflects actual 
conditions. EPA generally agreed with GAO's recommendations. 

Background: 

Under the Superfund program, EPA may compel parties statutorily 
responsible for contaminated sites to clean them up or to reimburse EPA 
for its cleanup costs. In some cases, however, parties responsible for 
the contamination cannot be identified or the parties do not have 
sufficient financial resources to perform or pay for the entire 
cleanup. In the latter case, EPA often settles environmental claims 
with businesses for less than the cleanup costs if paying for the 
cleanup would present "undue financial hardship," such as depriving a 
business of ordinary and necessary assets or resulting in an inability 
to pay for ordinary and necessary business expenses. Furthermore, when 
parties file for bankruptcy protection, EPA's recovery of cleanup costs 
may be reduced or eliminated, particularly when there are few other 
parties with cleanup liabilities at the Superfund site. 

In implementing the Superfund program, EPA uses risk management 
approaches, such as requiring that certain responsible parties-- 
generally businesses-- provide the agency with evidence of their 
ability to pay their expected future cleanup costs because the cleanups 
often take many years and the financial position of liable businesses 
can change during that time. Financial assurances are meant to assure 
EPA that the businesses will have the money to finish the cleanups in 
the future. Thus, when negotiating Superfund cleanup agreements with 
EPA, businesses generally agree to provide financial assurances aimed 
at demonstrating their ability to meet the requirements of the 
agreements. These financial assurances include bank letters of credit, 
trust funds, and, under certain conditions, guarantees that businesses 
or their parent corporations have the financial wherewithal to meet the 
obligations. 

Institutional controls can be a critical component of the cleanup 
process at Superfund sites and may be used to ensure short-term 
protection of human health and the environment during the cleanup 
process itself as well as long-term protection once cleanup activities 
at the site are complete. EPA defines institutional controls as "non- 
engineered instruments such as administrative and/or legal controls 
that minimize the potential for human exposure to contamination by 
limiting land or resource use." In December 2002, EPA issued draft 
guidance setting out, among other things, the key factors to be 
considered when evaluating and selecting institutional controls at 
Superfund sites and responsibilities for implementing, monitoring, and 
enforcing institutional controls at these sites. Under this guidance, 
EPA generally--although not always--requires that institutional 
controls be put in place at Superfund sites where total cleanup is not 
practical or feasible. If deemed necessary, these controls may be 
combined with engineering controls--such as capping or fencing--to 
limit exposure to residual site contamination. For example, the remedy 
selected for a hazardous waste landfill may include engineering 
controls, such as placing a protective layer, or "cap" made of clay or 
synthetic materials, over the contamination and also institutional 
controls to prohibit any digging that might breach this protective 
layer and expose site contaminants. 

EPA Should Do More to Ensure That Liable Parties Meet Their Cleanup 
Obligations: 

While more than 231,000 businesses operating in the United States filed 
for bankruptcy in fiscal years 1998 through 2003, the extent to which 
these businesses had environmental liabilities is not known because 
neither the federal government nor other sources collect this 
information. Information on bankrupt businesses with federal 
environmental liabilities is limited to data on the bankruptcy cases 
that the Justice Department has pursued in court on behalf of EPA. In 
that regard, the Justice Department initiated 136 such cases from 1998 
through 2003. 

In seeking to hold liable businesses responsible for their 
environmental cleanup obligations, EPA faces significant challenges 
that often stem from the differing goals of environmental laws that 
hold polluting businesses liable for cleanup costs and other laws that, 
in some cases, allow businesses to limit or avoid responsibility for 
these liabilities. For example, businesses can legally organize or 
restructure in ways that can limit their future expenditures for 
cleanups by, for example, separating their assets from their 
liabilities using subsidiaries. While many such actions are legal, 
transferring assets to limit liability may be prohibited under certain 
circumstances. However, such cases are difficult for EPA to identify 
and for the Justice Department to prosecute successfully. In addition, 
bankruptcy law presents a number of challenges to EPA's ability to hold 
parties responsible for their cleanup obligations, challenges that are 
largely related to the law's intent to give debtors a fresh start. 
Moreover, by the time a business files for bankruptcy, it may have few, 
if any, assets remaining to distribute among creditors. The bankruptcy 
process also poses procedural and informational challenges for EPA. For 
example, EPA lacks timely, complete, and reliable information on the 
thousands of businesses filing for bankruptcy each year. 

Notwithstanding these challenges, we found that EPA could better ensure 
that bankrupt and other financially distressed businesses meet their 
cleanup obligations by making greater use of existing authorities. For 
example, EPA has not implemented a 1980 statutory mandate under 
Superfund to require businesses handling hazardous substances to 
demonstrate their ability to pay for potential environmental cleanups-
-that is, to provide financial assurances. EPA has cited competing 
priorities and lack of funds as reasons for not implementing this 
mandate, but its inaction has exposed the Superfund program and U.S. 
taxpayers to potentially enormous cleanup costs at gold, lead, and 
other mining sites and at other industrial operations, such as metal- 
plating businesses. Also, EPA has done little to ensure that businesses 
comply with its existing financial assurance requirements in cleanup 
agreements and orders. Greater oversight and enforcement of financial 
assurances would better guarantee that cleanup funds will be available 
if needed. Also, greater use of other existing authorities--such as tax 
offsets, which allow the government to redirect tax refunds it owes 
businesses to agencies with claims against them--could produce 
additional payments for cleanups from financially distressed 
businesses. 

We made a total of nine recommendations in our August 2005 report 
intended to help EPA in five areas: (1) closing gaps in financial 
assurance coverage that expose the government to significant financial 
risk for costly environmental cleanups; (2) ensuring that the financial 
assurances EPA requires under the Superfund program provide sufficient 
funds for cleanups in the event liable parties do not fulfill their 
environmental obligations; (3) ensuring that EPA holds liable parties 
responsible for their cleanup obligations to the maximum extent 
practicable; (4) ensuring that EPA identifies relevant bankruptcy 
filings to pursue and bankruptcy actions to monitor; and (5) more 
clearly identifying some actions needed to better protect the 
government's interest. We specifically recommended that EPA (1) 
implement the financial assurance mandate for businesses handling 
hazardous substances and (2) enhance its oversight and enforcement of 
existing financial assurances and authorities. EPA generally agreed 
with many of our recommendations and said that the agency will further 
evaluate others. 

Improved Effectiveness of Controls at Superfund Sites Could Better 
Protect the Public: 

Institutional controls were applied at most of the Superfund sites we 
examined where waste was left in place after cleanup, but documentation 
of remedy decisions often did not discuss key factors called for in 
EPA's guidance. For example, while documents usually discussed the 
controls' objectives, in many cases, they did not adequately address 
when the controls should be implemented, how long they would be needed, 
or who would be responsible for monitoring or enforcing them. According 
to EPA, the documents' incomplete discussion of the key factors 
suggests that site managers may not have given them adequate 
consideration. Relying on institutional controls as a major component 
of a site's remedy without carefully considering all of the key 
factors-- particularly whether the controls can be implemented in a 
reliable and enforceable manner--could jeopardize the effectiveness of 
the remedy. 

EPA faces challenges in ensuring that institutional controls are 
adequately implemented, monitored, and enforced. Institutional controls 
at the Superfund sites we reviewed, for example, were often not 
implemented before the cleanup was completed, as EPA requires. EPA 
officials indicated that this may have occurred because, over time, 
site managers may have inadvertently overlooked the need to implement 
the controls. EPA's monitoring of Superfund sites where cleanup has 
been completed but residual contamination remains often does not 
include verification that institutional controls are in place. In 
addition, EPA may have difficulties ensuring that the terms of 
institutional controls can be enforced at some Superfund sites: that 
is, some controls are informational in nature and do not legally limit 
or restrict use of the property, and, in some cases, state laws may 
limit the options available to enforce institutional controls. 

In our January 2005 report, we found that EPA had begun implementing an 
institutional control tracking system for its Superfund program in 
order to improve its ability to ensure the long-term effectiveness of 
institutional controls. The agency, however, faced significant 
obstacles in implementing this system. The institutional control 
tracking system being implemented tracked only minimal information on 
the institutional controls. Moreover, as configured, the system did not 
include information on long-term monitoring or enforcement of the 
controls. In addition, the tracking system being implemented included 
data that were essentially derived from file reviews. These data may or 
may not reflect institutional controls as actually implemented, leaving 
in question whether the public is adequately protected from health and 
environmental risks. While EPA had plans to improve the data quality 
for the Superfund tracking system--ensuring that the data accurately 
reflected institutional controls as implemented and adding information 
on monitoring and enforcement--the first step, data verification, could 
take 5 years to complete. 

In order to ensure the long-term effectiveness of institutional 
controls, our January 2005 report recommended that EPA: (1) clarify 
agency guidance on institutional controls to help EPA site managers and 
other decision makers understand in what cases institutional controls 
are or are not necessary at sites where contamination remains in place 
after cleanup; (2) ensure that, in selecting institutional controls, 
adequate consideration is given to their objectives; the specific 
control mechanisms to be used; the timing of implementation and 
duration; and the parties responsible for implementing, monitoring, and 
enforcing them; (3) ensure that the frequency and scope of monitoring 
at deleted Superfund sites where contamination has been left in place 
are sufficient to maintain the protectiveness of any institutional 
controls at these sites; and (4) ensure that the information on 
institutional controls reported in the Superfund tracking system 
accurately reflects actual conditions and not just what is called for 
in site decision documents. EPA agreed with the recommendations in the 
report and provided information on the agency's plans and activities to 
address them. 

GAO Contact and Staff Acknowledgments: 

For further information on this statement, please contact John B. 
Stephenson at (202) 512-3841 or stephensonj@gao.gov. Individuals who 
made key contributions to this statement include Christine Fishkin, 
Richard P. Johnson, Jerry Laudermilk, Les Mahagen, Vincent P. Price, 
Nico Sloss, and Susan Swearingen. 

FOOTNOTES: 

[1] GAO, Environmental Liabilities: EPA Should Do More to Ensure That 
Liable Parties Meet Their Cleanup Obligations, GAO-05-658 (Washington, 
D.C.: Aug. 17, 2005), and GAO, Hazardous Waste Sites: Improved 
Effectiveness of Controls at Sites Could Better Protect the Public, GAO-
05-163 (Washington, D.C.: Jan. 28, 2005).

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