Sol_140G0326Q0120_Amd_0002.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

140G0326Q0120

06/17/2026

06/12/2026

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

140G0326Q0120/0002

Amendment 2 provides answers to questions asked from vendors. No other changes are made.

Firm, fixed price.

ANTICIPATED AWARD OF PURCHASE ORDER FOR THIS

REQUIREMENT WILL NOT RESULT IN STATUS AS A

FEDERAL EMPLOYEE.

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 www.SAM.gov.

The U.S. Geological Survey (USGS) requires custom computer programming services to modify

PINGMapper source code for studies involving reservoir sediments and effects on benthic substrates and ecological habitats in the downstream river environment of Klamath River, California in accordance with the attached performance work statement (PWS), Section 508, FISMA, provisions, and clauses. This work requires expert level knowledge in geospatial analysis of sonar data in river environments and expert level skill in PINGMapper source code and Python programming.

Estimated period of performance: July 1, 2026

- June 30, 2027

Evaluation method is Trade-Off. Please see evaluation factors as described in FAR 52.212-2 in the provisions of attachment.

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.

Award will be made in accordance with

Revolutionary FAR Overhaul (RFO), FAR Subpart

12.204, Award. Anticipated award date is June

29, 2026. All responsible sources may submit a quotation which will be jointly considered DOI

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

140G0326Q0120/0002 and USGS.

If interested, please include the following in your quotation:

1. Firm, fixed price

2. Sufficient information to be considered for evaluation factors

3. Signed, standard form (SF) 18

4. SAM UEI#

**Please submit your technical quote and price quote as separate attachments.

Questions due: June 17, 2026 at 0900 hours

Eastern Time.

Quotations are due as indicated under block 10 of SF 18.

Questions and quotations are accepted only by email to Joahnne_Ongjoco@ios.doi.gov. Hardcopy or submission by other means will not be considered.

Attachment: 3 pages

Sponsored by GSA FAR (48 CFR) 53.110