Sol_140G0326Q0032_Amd_0001.pdf

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

(a) By completing items 8 and 15, and returning or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

E. IMPORTANT: is not is required copies to the issuing office.

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE

2. AMENDMENT/MODIFICATION NUMBER 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

7.ADMINISTERED BY (If other than Item 6) CODE

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. is extended. is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15C. DATE SIGNED

15A. NAME AND TITLE OF SIGNER (Type or print)

16C. DATE SIGNED

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

PAGE

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

Previous edition unusable

PAGESOF

Contractor

The hour and date specified for receipt of Offers to sign this document and return

Joahnne Ongjoco

See continuation page

USGS OAG SACRAMENTO ACQUISITION BR.

MODOC HALL, CSUS

3020 STATE UNIVERSITY DRIVE EAST

SACRAMENTO CA 95819-6027

GSB

140G0326Q0032

03/25/2026

03/16/2026

1 3

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGES

NAME OF OFFEROR OR CONTRACTOR

SUPPLIES/SERVICES

(B)

UNIT

(D)

UNIT PRICE

(E)

AMOUNT

(F)

OPTIONAL FORM 336 (4-86)

Sponsored by GSA FAR (48 CFR) 53.110

ITEM NO.

(A)

QUANTITY

(C)

NSN 7540-01-152-8067

140G0326Q0032/0001

Amendment 1 extends the close date of solicitation as seen below to allow more time for submission of competitive firm, fixed price quotations.

Firm, fixed price order is planned.

All interested parties must be actively registered in the System for Award Management

(SAM) at the time of submitting a quote to be considered for an award of a federal contract.

For information, review the SAM website at https://sam.gov/wage-determinations.

The U.S. Geological Survey (USGS) requires accelerator mass spectrometric (AMS) analysis for Iodine-129 in groundwater samples in accordance with the attached statement of work, provisions, and clauses.

This requirement is subject to the Service

Contract Labor Standards (also known as Service

Contract Act) and wage determination is applicable according to location of performance. All services will be performed at the contractor's facility.

This is an unrestricted opportunity; evaluation will be made according to the following

Trade-Off factors:

-Firm, fixed price

-Technical capability - demonstrates understanding and ability to fully meet the requirement

-Past performance - indicates how well the prospective contractor has performed prior, similar work

-Past experience - indicates how often and how recent the prospective contractor has performed prior, similar work

It is the responsibility of the prospective contractor to submit sufficient information to allow a meaningful evaluation regarding the factors above. Failure to do so may designate an offer as a non-response.

FOB Destination: Idaho Falls, ID 83402

Continued...

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGES

NAME OF OFFEROR OR CONTRACTOR

SUPPLIES/SERVICES

(B)

UNIT

(D)

UNIT PRICE

(E)

AMOUNT

(F)

OPTIONAL FORM 336 (4-86)

Sponsored by GSA FAR (48 CFR) 53.110

ITEM NO.

(A)

QUANTITY

(C)

NSN 7540-01-152-8067

140G0326Q0032/0001

Estimated Period of Performance:

April 15, 2026 - April 30, 2027

This requirement is subject to the availability of funds.

If interested, please submit the following:

1. Firm, fixed price

2. Technical description of the service(s) being offered in sufficient detail, including product literature, references, and any other documents required for meaningful evaluation of trade-off factors above; include a description of your quality assurance/quality management process.

3. Signed, standard form (SF) 18

4. SAM Unique Entity Identification (UEI) number

5. Signed, standard form (SF) 30

Please submit your price quote as a separate attachment from your technical quote.

Failure to submit the information as requested above may designate an offer as a non-response.

Quotations shall only be accepted by email to

Joahnne_Ongjoco@ios.doi.gov no later than April

1, 2026 at 1130 hours Eastern Time. Hardcopy shall not be accepted nor considered.

It is the responsibility of all interested parties to check back periodically for any amendments to the solicitation. All amendments must be signed and included when the quote is submitted.

Period of Performance: 04/15/2026 to

04/30/2027

Sponsored by GSA FAR (48 CFR) 53.110