| Introduction and Index for Administrative Record #62625 (PDF) (9 pp, 146K, About PDF) |
000030246276 |
1/1/1111 (undated) |
| Final Introduction and Index for Administrative Record #62625 (PDF) (11 pp, 143K, About PDF) |
000030244028 |
1/1/1111 (undated) |
| Letter regarding the review of the Technical Impracticability Evaluation Report, dated November 2005 (PDF) (1 pg, 31K, About PDF) |
000040242519 |
12/23/2005 |
| Email containing comments on the Technical Impracticability (TI) Report (PDF) (1 pg, 29K, About PDF) |
000040328795 |
3/2/2006 |
| Letter transmitting comments on the Technical Impracticability Evaluation Report, dated November 2005 (PDF) (5 pp, 104K, About PDF) |
000040242523 |
3/8/2006 |
| Letter containing the Petition for Technical Impracticability Waiver (PDF) (4 pp, 148K, About PDF) |
000030019383 |
12/1/2006 |
| Letter containing comments on the Petition for Technical Impracticability Waiver (PDF) (2 pp, 73K, About PDF) |
000030019382 |
1/8/2007 |
| Letter transmitting the Additional Evaluation of the Western Extent of the Proposed Technical Impracticability Zone (PDF) (54 pp, 2.05MB, About PDF) |
000040273452 |
9/6/2007 |
| Technical Memorandum regarding detailed analysis and comparison of Remedial Action Alternatives (PDF) (25 pp, 445K, About PDF) |
000030246623 |
4/9/2009 |
| Letter containing the Work Plan for the Stable Isotope Probing Bio-Trap Study using EAS (PDF) (26 pp, 1.70MB, About PDF) |
000040335262 |
6/9/2010 |
| Letter approving the Work Plan for the Stable Isotope Probing Bio-Trap Study, dated 6/9/2010 (PDF) (1 pg, 25K, About PDF) |
000040335260 |
7/1/2010 |
| Letter containing the 2010 Annual Report (PDF) (140 pp, 7.85MB, About PDF) |
000040344279 |
2/8/2011 |
| Letter transmitting the Work Plan for Additional Delineation and Preliminary Remedial Design (PDF) (10 pp, 620K, About PDF) |
000040348447 |
5/20/2011 |
| Letter regarding the review of the Work Plan for Additional Delineation and Preliminary Design, dated 5/20/2011 (PDF) (1 pg, 32K, About PDF) |
000040348392 |
6/3/2011 |
| Letter proposing modifications to the groundwater monitoring program at the site and transmitting tables and figures related to the proposal (PDF) (6 pp, 325K, About PDF) |
000040352546 |
8/31/2011 |
| Letter regarding the proposed modifications to the groundwater monitoring program at the site in a letter of 8/31/2011 (PDF) (2 pp, 77K, About PDF) |
000040352724 |
9/15/2011 |
| Letter regarding the Pilot Test Plan (PDF) (6 pp, 311K, About PDF) |
000040353424 |
9/29/2011 |
| Letter approving the Pilot Test Plan, dated 9/29/2011 (PDF) (1 pg, 27K, About PDF) |
000040353470 |
10/6/2011 |
| Letter transmitting the laboratory analytical reports for groundwater samples collected during November-December 2011 aquifer testing (PDF) (69 pp, 2.12MB, About PDF) |
000040359760 |
12/28/2011 |
| Letter transmitting the 2011 Annual Report (PDF) (104 pp, 8.24MB, About PDF) |
000040370421 |
2/6/2012 |
| Letter regarding the Petition for Technical Impracticability Waiver (PDF) (3 pp, 93K, About PDF) |
000040383161 |
4/13/2012 |
| Letter transmitting the Amendment to the May 2006 Technical Inpracticability Evaluation Report (PDF) (105 pp, 9.12MB, About PDF) |
000030246624 |
5/15/2012 |
| Email transmitting the Revised TI Zone Figure 17 (PDF) (2 pp, 41K, About PDF) |
000030246092 |
7/19/2012 |
| Technical Memorandum Addendum to the April 9, 2009 Technical Memorandum regarding Detailed Analysis of Hydraulic Containment Remedial Strategy (PDF) (11 pp, 834K, About PDF) |
000030284039 |
7/30/2012 |
| Email regarding comments on the TI Evaluation Report and Addendum (PDF) (2 pp, 30K, About PDF) |
000030246093 |
7/31/2012 |
| Email regarding review of the TI Evaluation Report and comments on the Proposed Plan (PDF) (2 pp, 30K, About PDF) |
000030284046 |
7/31/2012 |
| Memorandum transmitting the Underground Injection Control Rule Authorization Request (PDF) (20 pp, 2.32MB, About PDF) |
000040397926 |
8/20/2012 |
| Email regarding possible addition of PAHs to monitoring list (PDF) (1 pg, 24K, About PDF) |
000030284045 |
8/28/2012 |
| Memorandum regarding Screening Level Assessment of Risk from Groundwater (PDF) (6 pp, 309K, About PDF) |
000030284038 |
9/20/2012 |
| Email regarding and transmitting Cost Estimates (PDF) (7 pp, 427K, About PDF) |
000030284036 |
10/2/2012 |
| Memorandum regarding Evaluation of Potential Human Health Risks via the Groundwater to Indoor Air Vapor Intrusion Pathway (PDF) (6 pp, 168K, About PDF) |
000030284041 |
10/19/2012 |
| Email transmitting Chemical-Specific Applicable or Relevant and Appropriate Requirements (ARARs) (PDF) (11 pp, 139K, About PDF) |
000030284043 |
11/2/2012 |
| Email transmitting TestAmerica's current reporting limits for the 8270 SIM and 8310 Methods (PDF) (3 pp, 40K, About PDF) |
000030284044 |
11/20/2012 |
| Letter transmitting the 2012 Annual Report (PDF) (170 pp, 13.11MB, About PDF) |
000030284050 |
1/25/2013 |
| Email regarding input on the restriction radius for the National Priorities List (PDF) (1 pg, 22K, About PDF) |
000030284047 |
2/27/2013 |
| Email transmitting Phase I Source Reports (PDF) (19 pp, 1.62MB, About PDF) |
000030284049 |
3/11/2013 |
| Letter regarding comments on the Draft Proposed Plan (PDF) (1 pg, 23K, About PDF) |
000030284051 |
3/26/2013 |
| Email regarding Dubuque-Proposed Ordinance Areas and transmitting the Proposed Water Well Map (PDF) (2 pp, 253K, About PDF) |
000030246096 |
5/1/2013 |
| Email transmitting the Updated Conceptual Model Cross Section (PDF) (2 pp, 74K, About PDF) |
000030246095 |
5/15/2013 |
| Email transmitting the Revised Summary of Detailed Analysis of Remedial Alternatives for Groundwater Tables (PDF) (4 pp, 105K, About PDF) |
000030246094 |
5/28/2013 |
| Proposed Plan (PDF) (34 pp, 1.63MB, About PDF) |
000030284858 |
6/1/2013 |
| Email containing public comments on the Proposed Plan (PDF) (1 pg, 23K, About PDF) |
000030213189 |
7/3/2013 |
| Transcript of public meeting for the Proposed Plan, held on 7/8/2013 (PDF) (30 pp, 300K, About PDF) |
000030213188 |
7/12/2013 |
| Fact Sheet for public meeting and public comment period on the Proposed Plan (PDF) (2 pp, 44K, About PDF) |
000030244027 |
9/1/2013 |
| Letter regarding public comments received during the public comment period on the Amendment to the Record of Decision (ROD) (PDF) (1 pg, 24K, About PDF) |
000030244026 |
9/6/2013 |
| Amendment to the Record of Decision (ROD) (PDF) (71 pp, 2.28MB, About PDF) |
000030285022 |
9/25/2013 |
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