US Oil Recovery Superfund Site
Pasadena, Harris County, Texas
EPA Region 6	Ljr-*	'
EPA ID: TXN000607093	\ 4
Site ID: A6X7	\	|
Congressional District: 29	\~ k
i	us> Oil Recove|rYJ
Contact: Raji Josiam (214) 665-8529	\ of~^
Updated: August 2014	V f
Background 	
The US Oil Recovery (USOR) Site comprises of two separate properties which are located in
Pasadena, Texas, north of Highway 225 (the Site) that began operations in 2002. US Oil Recovery
operations at the 400 N. Richey Street property included receipt of municipal and industrial Class I
and Class II wastewater, characteristically hazardous waste, used oil and oily sludges, and
municipal solid waste. Its affiliate MCC Recycling (MCC) conducted associated operations at the
200 N. Richey Street property which was a former sewage treatment plant, owned by the City of
Pasadena from approximately 1945 until it was acquired by USOR in January 2009.
Wastes onsite generally consist of oily liquids and sludges containing concentrations of volatile
organics, metals, and/or mercury. These onsite wastes are contained in various containers,
including aboveground tanks, roll-off bins, frac tanks, drums, and totes. Arsenic, barium, cobalt,
manganese, mercury, silver, and/or vanadium have been detected in some surface water and/or
sediment samples collected within Vince Bayou near the Site. Several fish consumption
advisories have been issued by the Texas Department of State Health Services for the Houston
Ship Channel and Upper Galveston Bay, including Vince Bayou. These advisories, which were
issued due to the presence of polychlorinated biphenyls (PCBs), dioxins, and/or organochlorine
pesticides in fish and/or crabs, recommend consumption of no more than one eight-ounce meal of
all fish/crab species per month. Based on an evaluation done in 2013, PCBs and dioxins are not
attributed to the Site at this time. A health consultation performed by the Agency for Toxic
Substances and Disease Registry in 2009 concluded that exposure to arsenic and other substances
detected in soil and sediment along Vince Bayou near the former City of Pasadena wastewater
treatment plant at 200 N. Richey Street (Area of Investigation No. 2) does not pose a public health
hazard. A health consultation has not been performed for the USOR part of the Site at 400 N.
Richey Street (Area of Investigation No. 1).
In an initial response action, the Environmental Protection Agency (EPA) took steps to contain
off-site migration, mitigate the threat to the public and to Vince Bayou, and stabilize the Site in
July 2010, November 2010, and January 2011. As part of those efforts, approximately 833,500
gallons of non- hazardous oily liquid waste were transported off-site. Hazardous and non-
hazardous sludges were removed and also disposed off-site.
Pursuant to an Administrative Order on Consent, dated August 25, 2011, the EPA has continued
to protect the public health, welfare and the environment, including Vince Bayou, by overseeing
subsequent Site stabilization activities performed by some of the Potentially Responsible Parties
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EPA Publication Date: August 2014

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(known as the "PRP Group"). The PRP Group also obtained the Court appointment of a
Receiver with legal custody and control over the Site. Part of the Receiver's role is to also assist
the Group in its performance of the EPA approved actions at the Site.
Site Photos
400 N. Richey and 200 N. Richey Aerial View
400 N. Richey	200 N. Richey
Current Status
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The PRP Group stabilization activities have included Site security and video monitoring, regular
inspections of freeboard in secondary containment areas and truck bays, and pump
down/removal of liquids as necessary to prevent releases from those areas, and removal/disposal
of sludges and liquids from the roll-off containers that are on site. In accordance with an EPA
approved work plan, a remediation contractor hired by the PRP Group has been stabilizing the
site. The PRP Group stabilization activities have included: (1) Site security and video
monitoring; (2) regular inspections of the Site; (3) pump down/removal of liquids as necessary
to prevent releases from containment areas; (4) removal/disposal of sludges and liquids from two
frac tanks and 185 roll-off containers that are on site; (5) removal/disposal of liquids, sludges
and PVC piping from the "bioreactor" a large aboveground concrete structure on the property;
(6) demolition of the bioreactor; and (7) removal of concrete/steel bioreactor demolition debris.
As part of those efforts, approximately 1,500,000 gallons of liquid and 2,300 tons of sludge have
been removed and transported off-site.
The PRP Group has completed assessment of approximately 1,100 containers (drums and totes)
from within the warehouse and other areas on the U.S. Oil Recovery (USOR) property. Following
receipt of analytical data for samples collected from these containers, a plan for removal and off-
site disposal of the containers and their contents will be developed and implemented. The PRP
Group is also making plans to sample, characterize and remove the contents of approximately 30
aboveground storage tanks (ASTs) located within a tank farm on the property. Currently the PRP
group's contractors conduct routine Bi-Weekly Site Monitoring and routinely address any
technical issues that come up that include maintaining adequate freeboard, controlling leaks, etc.
The PRP Group will continue on-going stabilization efforts under EPA oversight as needed to
protect the public and Vince Bayou.
The EPA has sent General Notice letters notifying parties of their potential liability for response
efforts at the Site and has also sent Information Request letters (some in combination with the
General Notice letters) as part of the EPA's civil investigative efforts concerning the Site. The
EPA is continuing to pursue other prior owners, generators, and transporters/shippers. The EPA
has issued Special Notice Letters to perform a Remedial Investigation/Feasibility Study (RI/FS).
Good faith offers have been received from the PRP Group and Bayer Crop Science to negotiate
the RI/FS. Due to past historical operations at the USOR property, Bayer Crop Science has also
been listed as a PRP and it continues to work and coordinate with the PRP Group for the USOR
property at 400 N. Richey Street. RI/FS negotiations are ongoing between the EPA and the PRP
Group and Bayer Crop Science.
The EPA and the TCEQ met with Bayer Corporation's and the PRP Group's Environmental
Consultants on April 5, 2013, May 1, 2013, and August 15 2013 to discuss the RI/FS scope of
work for the 400 N. Richey property. The EPA, the TCEQ, and PRP Group have had discussions
for the 400 N. Richey property and the scope of work has been finalized. The PRP Group will
submit the preliminary conceptual site model for the 200 N. Richey property under a separate
cover.
As noted above, the bayou is within the area of several fish consumption advisories. The
GCWDA re-installed signs at the bridge in March 2014 which went missing again in July 2014.
They are in the process of re-installing the signs.
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National Priorities Listing (NPL) History
NPL Inclusion Proposal Date: September 16, 2011
NPL Inclusion Final Date: September 18, 2012
HRS Score: 50.00
Site Contacts-
EPA Remedial Project Manager:
EPA On-Scene Coordinator
EPA Community Involvement Coordinator
EPA Site Attorney:
EPA Regional Public Liaison:
TCEQ Project Manager:
Raji Josiam
Adam Adams
Stephen Harper
Edwin Quinones
Donn R. Walters
Lam Tran
214-665-
214-665-
214-665-
214-665-
214-665-
713-767-
8529
2779
2727
8035
6483
3559
EPA Superfund Region 6 Toll Free Number:
1-800-533-3508
TCEQ Superfund Toll Free Number:
1-800-633-9363
Information Repository
Pasadena Public Library
1201 Jeff Ginn Memorial Drive
Pasadena, TX 77506
Wayne Holt, Acting Library Director
713.477.0276
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