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SolicitationAmendment 2

Afterthought Mine Site RIFS

REGION 9 CONTRACTING OFFICE · Ingot, California, 96069

Response status

Historical record

Sep 3, 2025, 11:30 PM UTC

This notice is no longer open.

Posted
Aug 14, 2025
Archive date
Oct 30, 2039
SAM status
Active
This is a preserved solicitation record. The response window is closed because the published deadline passed.

Answer-first brief

What the source record says

  • REGION 9 CONTRACTING OFFICE published this solicitation.
  • Competition is listed as Small Business Set-Aside - Total.
  • The place of performance is Ingot, California.
  • The notice uses NAICS 562910 (Remediation Services).

Procurement identity

Notice ID
0527a0fd667347d095eb4e3ce3f0cf87
Solicitation
68HE0925R0031
Base type
Presolicitation
Version
2 of 2

Solicitation facts

Structured fields from the current SAM notice version. A dash means the source did not publish a value.

Notice type
Solicitation
Solicitation number
68HE0925R0031
Set-aside
Small Business Set-Aside - Total
Set-aside code
SBA
Posted
Aug 14, 2025
Responses due
Sep 3, 2025, 11:30 PM UTC
Archive date
Oct 30, 2039
Archive type
autocustom
Base type
Presolicitation
Organization type
OFFICE
Benchmark category
Category confidence
Category source
Last seen
Aug 29, 2026

Buyer and place

Office hierarchy and place of performance as published.

Department code
Subagency
Environmental Protection Agency
Subagency code
Office
REGION 9 CONTRACTING OFFICE
Organization path
Organization path codes
Office address
SAN FRANCISCO, CA, 94105, USA
Place of performance
Ingot, California, 96069
City code
State
California
State code
CA
Postal code
96069
Country

Points of contact

Contact details from the current notice version.

Notice description

Source text reproduced without an AI summary.

Design and Engineering Services Task Order for the Afterthought Mine Superfund Site Remedial Investigation Feasibility Study (RIFS). The purpose of this solicitation is to request proposal to conduct a Remedial Investigation Feasibility Study (RIFS) and end-product Record of Decision (ROD) at the Afterthought Mine Superfund Site near Ingot, CA. Contractor to provide technical support to the US EPA at the Afterthought Mine Superfund Site near Ingot, CA. Various work activities including remedial investigation/feasibility study (RI/FS) are needed. Taskings will provide a factual and analytical basis for public understanding of the remedy options, and for US EPA decisionmakers to use in making an informed remedy selection in a sitewide Record of Decision (ROD). The end product shall be a well-supported ROD that when implemented through a remedial action, will eliminate, reduce, or control risks to human health and the environment. The contractor shall provide all supervision, personnel, equipment and materials in order to successfully perform the work described within the SOW. Period of Performance: 10/01/2025 - 09/30/2029

Comparable award range

Historical award values for work matched by the fixed rubric—not an estimate of this opportunity.

No past awards scored highly enough to form a comparable range.

Comparable awards

The match score is decomposed so each comparison can be challenged.

No comparable awards are attached to this notice.

Amendment history

A version is preserved whenever the normalized notice contents change.

VersionNotice typeObservedResponses dueContent hash
1SolicitationAug 10, 2026Sep 3, 2025, 11:30 PM UTC3bdbc2f03b929055
2SolicitationAug 28, 2026Sep 3, 2025, 11:30 PM UTC8d23f3349ef1c86f

Record provenance

Field-level lineage for the current opportunity version.

FieldSourceSource as ofParserTransform
agency_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
archive_dateSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
archive_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
base_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
city_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
contactsSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
country_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
descriptionSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
naics_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
notice_idSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
notice_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_citySAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_country_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_postal_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
office_state_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
organization_typeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
pop_postal_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
posted_dateSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
psc_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
response_deadlineSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
sam_urlSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
set_aside_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
set_aside_label_rawSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
solicitation_numberSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
state_codeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
subagency_nameSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
titleSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3
upstream_activeSAM.gov Contract OpportunitiesAug 10, 2026sam_opportunity_snapshot@2026.08.22026.08.3

Sources and method

Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.

  1. 1Notice fields come from the SAM.gov contract opportunities record last seen Aug 29, 2026. SAM.gov remains authoritative.

Note 1 covers the solicitation record. No synthetic FAQ or inferred solicitation value is published.

Afterthought Mine Site RIFS — federal contract opportunity · BidBenchmark