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Chevron U. S. A. (Chillum, Maryland)

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Remedy Implementation Status Updates

Chillum Maryland Site -Remedy Status Update - March 2011[PDF, 218 KB, 2 pages, About PDF]

EPA has issued an update on the remedy implementation status for the Chillium Site . The final remedy was issued in the Administrative Order on Consent (AOC).

Administrative Order on Consent (AOC)

Fact Sheet September 2009-PDF [PDF, 2pp, 103k ]About PDF

The Administrative Order on Consent (AOC) to implement the final remedy became effective as on or about January 19, 2009. During the public comment period, EPA received five sets of comments. EPA has responded to those comments and determined that no modifications to the AOC is necessary. See final order coments-PDF [16pp, 1.7M About PDF ] and final order response to comments-PDF [18pp, 3.9m]About PDF .

Chevron U.S.A., Inc., (Chillum, Maryland)

Date of the Notice - August 25 2008
The U.S. Environmental Protection Agency (EPA) invited public comment on a proposed Administrative Order on Consent (AOC) entered into between EPA and Chevron U.S.A. Inc. (Chevron) to clean up releases at or from the former Chevron gasoline service station located at 5801 Riggs Road in Chillum, Prince George's County, Maryland (Facility). The AOC-PDF [258k, 53 pp] has been posted for review.

EPA Issues Final Decision for Chevron Cleanup for a Gasoline release on D.C.- Maryland Border.

The April 16, 2008 EPA press release reported that, the U.S. Environmental Protection Agency has issued its final decision describing the remedy for a gasoline release that occurred at a former Chevron service station located at 5801 Riggs Road, Chillum, Md., which impacted the adjacent community in the Washington D.C. neighborhood known as Lamond-Riggs Park. For more information read the

    and also EPA's final decision and response to comments.--
Final Decision and Response to Comments, April 2008 volumne 1 of 2-PDF [18pp, 3.8M]About PDF]
Final Decision and Response to Comments dated April 2008, volume 2 of 2-PDF][2pp, 174kAbout PDF ]]
Fact Sheet May 2008-PDF [2pp, 174kAbout PDF ]
Fact Sheet August 2008-PDF [2pp, 89kAbout PDF]

EPA Announces Proposed Cleanup Remedy for Chevron Gasoline Release in Chillum, MD

On August 30, 2007, the United States Environmental Protection Agency announced its proposed remedy for the cleanup of the former Chevron gas station located at 5801 Riggs Road, in Chillum, MD. The proposed remedy-PDF [23 pp, 1.25M] has been posted for your review.

Fact Sheet on Proposed Remedy - September-PDF [2 pp, 81k About PDF ]

DC's Response to Proposed Remedy 15 pp, 90k About PDF ]
DC's Site Maps for Remediation[6 pp, 1443kb About PDF ]

Fact Sheet on Proposed Remedy Chillum Gasoline Spill Site - October 4, 2007-PDF [2 pp, 155k,About PDF ]

EPA Issues RCRA 7003 Order

On November 26, 2002 the United States Environmental Protection Agency (EPA) Region 3 issued an Unilateral Order pursuant to the authority of the Resource Conservation and Recovery Act (RCRA) Section 7003 "Imminent and Substantial Endangerment to Health or the Environment" to Chevron U.S.A., Inc. (Chevron) for investigation and remedy development for the release of petroleum related constituents from the former Chevron Gasoline Service Station No. 122208, located at 5801 Riggs Road, Chillum, Maryland. The Order is effective on December 11, 2002.

 

EPA Region 3 Fact Sheet-PDF [2pp, 123k About PDF ]

In addition to the online links provided on these Web pages, the Order, attachments to the Order and the Administrative Record Documents are available for public viewing at:

Lamond Riggs Library
5401 S. Dakota Avenue, N.E.
Washington, D. C. 20011
Hours: M, W, F, and Sa 10 AM - 5:30 PM
Tu and Th 10 AM - 9 PM

It should be noted that by prior agreement with a Citizen's Committee for this Site, Chevron has provided numerous documents to the library, many of which are represented in the Administrative Record for this Order, and are so noted in the "Index to the Administrative Record" that is attached to the Order. EPA is providing to the library only those documents in the Administrative Record that have not been previously provided. All the documents are in the "Former Chevron Facility No. 122208, 5801 Riggs Road, Chillum, Maryland" files at the library.

Links to the Order, the Table of Contents to the Order, and the List of Attachments to the Order are below:

The RCRA 7003 Order-PDF [22p, 83kAbout PDF ]

Table of Contents-PDF [2pp, 27kAbout PDF ]

List of Attachments-PDF [1pp, 14kAbout PDF ]

Several of the Attachments are in the links that follow, however some of the attachments are documents that were submitted to EPA by Chevron and are not available online. As indicated above all of the documents that are attachments and the Administrative Record of the Order are available at the Lamond Riggs Library.

Attachment 1 Site Map-PDF [1p, 156k About PDF ]

Attachment 2 Geoprobe Investigation Analytical Summary (through 0709/02), Former Chevron Facility No. 122208, 5801 Riggs Road, Chillum, Maryland, 07/09/02 is available at the library.

Attachment 3-PDF [7pp, 31kAbout PDF ] Interim Measures Scope of Work Requirements

Attachment 4-PDF [2pp, 19kAbout PDF ] Health and Safety Plan Scope of Work Requirements

Attachment 5-pdf [25pp, 18kAbout PDF ] Site Investigation Scope of Work Requirements

Attachment 6-PDF [6pp, 28k About PDF ] Corrective Measures Study Scope of Work Requirements

Attachment 7-PDF [6pp, 31k About PDF ] CHEVRON U.S.A. Administrative Record Index of Documents

Attachment 8-PDF [1p, 13kAbout PDF ] Description of Existing Dual Phase Extraction System as provided in the: Second Quarter 2002 Site Activity Summary Report, Former Chevron Facility No. 122208, 5801 Riggs Road, Chillum, Maryland, MDE Case No. 90-0629PG. Letter to Mr. Wayne Naylor (EPA) from Mr. Ken Guttman (Gannett Fleming) Pages 1-4, August 7, 2002, is available at the library.

Attachment 9-PDF [2pp, 22k About PDF ] September 30, 2002 EPA Letter Approving Pilot Test for Dual Phase Extraction System. Only this letter is available online the other documents that collectively are attachment 9 listed below are available at the library.

Pilot Test Work Plan, Former Chevron Facility No. 122208), 5801 Riggs Road, Chillum, Maryland, Letter to Mr. Wayne Naylor (EPA) from Mr. Ken Guttman (Gannett Fleming), May 1, 2002.

Pilot Test Work Plan Addendum, Former Chevron Facility No. 122208), 5801 Riggs Road, Chillum, Maryland, Letter to Mr. Wayne Naylor (EPA) from Mr. Ken Guttman (Gannett Fleming), May 24, 2002.

Dual-Phase Extraction Pilot Test Work Plan Addendum #2, Former Chevron Facility No. 122208), 5801 Riggs Road, Chillum, Maryland, Letter to Mr. Wayne Naylor (EPA) from Mr. Ken Guttman (Gannett Fleming), August 15, 2002.

Standard Operating Procedures for Recovery Well Development by Surge Block.
EPA Comment on: "Dual-Phase Extraction Pilot Test Work Plan Addendum #2, Former Chevron Facility No. 122208), 5801 Riggs Road, Chillum, Maryland, Letter to Mr. Wayne Naylor (EPA) from Mr. Ken Guttman (Gannett Fleming). 08/15/02.September 13, 2002

Site-Specific Standard Operating Procedures Pumping Test for PTW-B at Former Chevron facility No. 122208, Chillum, MD. Gannett Fleming Revision on: "Dual-Phase Extraction Pilot Test Work Plan Addendum #2, Former Chevron Facility No. 122208), 5801 Riggs Road, Chillum), 08/15/02, September 17, 2002

Attachment 9A-PDF [2pp, 23kAbout PDF ] November 15, 2002 EPA Letter Amending the September 30, 2002 EPA Letter Approving Pilot Test for Dual Phase Extraction System

Attachment 10-PDF [1p, 18k About PDF ] September 30, 2002 EPA Letter Approving the "Gannett Fleming Standard Operating Procedure (SOP) for Soil Vapor Sampling Activities Associated with the Chevron/Chillum, MD Project" September 30, 2002. Only the letter is available online, The Soil Vapor Sampling SOP is not available online, however it is available at the library.

Attachment 10A-PDF [1p, 18k About PDF ] November 15, 2002 EPA Letter Amending September 30, 2002 EPA letter approving the "Gannett Fleming Standard Operating Procedure (SOP) for Soil Vapor Sampling Activities Associated with the Chevron/Chillum, MD Project" September 30, 2002.

Attachment 11 is not an attachment, it is a disclaimer that a list of residential properties identified by EPA is protected from release and is exempt from mandatory disclosure by virtue of 5 United States Code (U.S.C.) 552(b)(6), Personal Privacy.

The EPA Region 3 Contact for information on this order is:

Mr. Andrew H. Fan
215-814-3426 or
e-mail at: fan.andrew@epa.gov

Alternate contact
Mr. Robert (Bob) E. Greaves
215-814-3423 or
e-mail at: greaves.bob@epa.gov

Additional Links --
Chillum Gasoline Release
> Chillum PERC Investigation

Region 3 The Mid-Atlantic States


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