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H.R. 900
U.S. House•In Senate Committee
Summary
H.R. 900, the Sinkhole Mapping Act of 2025, was introduced in the House on Jan 31, 2025 by Rep. Darren Soto (D) with 8 co-sponsors. It was referred to Energy And Natural Resources, and last saw action on Jul 15, 2025: Received in the Senate and Read twice and referred to the Committee on Energy and Natural Resources.
Record
Text
H.R. 900 has 8 co-sponsors.
hb900/engrossed-in-house.txt119 HR 900 EH: Sinkhole Mapping Act of 2025U.S. House of Representativestext/xmlENPursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.IB119th CONGRESS 1st SessionH. R. 900IN THE HOUSE OF REPRESENTATIVESAN ACTTo direct the Director of the United States Geological Survey to establish a program to map zones that are at greater risk of sinkhole formation, and for other purposes.1.Short titleThis Act may be cited as the Sinkhole Mapping Act of 2025 .2.Sinkhole hazard identification(a)In generalSubject to the availability of appropriations made in advance for such purpose, the Director of the United States Geological Survey shall establish a program to—(1)study the short-term and long-term mechanisms that cause sinkholes, including extreme storm events, prolonged droughts causing shifts in water management practices, aquifer depletion, and other major changes in water use; and(2)develop maps that depict zones that are at greater risk of sinkhole formation.(b)Use of certain dataIn developing maps under subsection (a)(2), the Director of the United States Geological Survey shall utilize 3D elevation data (as that term is defined in section 2 of the National Landslide Preparedness Act ( 43 U.S.C. 3101 )) collected pursuant to section 5 of that Act ( 43 U.S.C. 3104 ).(c)Review of mapsOnce during each 5-year period, or more often as the Director of the United States Geological Survey determines is necessary, the Director shall assess the need to revise and update the maps developed under this section.(d)WebsiteThe Director of the United States Geological Survey shall establish and maintain a public website that displays the maps developed under this section and other relevant information critical for use by community planners and emergency managers.Passed the House of Representatives July 14, 2025. Kevin F. McCumber, Clerk.
Tracker
The tracker indicates the progress of this legislation as it moves through the legislative process.
- Introduced2025-01-31
- Passed House2025-07-14
- Passed Senate
- Conference
- To President
- Became Law
CRS Summary
The summaries are the Congressional Research Service’s, one per stage. Read them in full.
Introduced in House Jan 31, 2025
hb900/introduced-in-house.mdShown Here:
Introduced in House (01/31/2025)
Sinkhole Mapping Act of 2025
This bill directs the U.S. Geological Survey (USGS) to establish a program to
- study the short-term and long-term mechanisms that cause sinkholes, including extreme storm events, prolonged droughts causing shifts in water management practices, aquifer depletion, and other major changes in water use; and
- develop maps, using three-dimensional elevation data, that depict zones that are at greater risk of forming sinkholes.
The USGS must establish a public website that displays such maps and other relevant information critical for use by community planners and emergency managers.
Sponsors
Rep. Darren Soto (D) sponsors H.R. 900, and 8 members have co-sponsored it, 4 of them from the day it was introduced.

Rep. · D–FL-9 · Sponsor
Introduced Jan 31, 2025

Rep. · R–FL-12 · Co-sponsor
Joined Jan 31, 2025 · Original

Rep. · D–FL-14 · Co-sponsor
Joined Jan 31, 2025 · Original

Rep. · D–FL-10 · Co-sponsor
Joined Jan 31, 2025 · Original

Rep. · D–FL-24 · Co-sponsor
Joined Jan 31, 2025 · Original

Rep. · D–CA-21 · Co-sponsor
Joined Feb 12, 2025

Rep. · D–CA-9 · Co-sponsor
Joined Feb 21, 2025

Rep. · R–PA-1 · Co-sponsor
Joined Mar 14, 2025

Rep. · D–MO-1 · Co-sponsor
Joined Apr 29, 2025
Committees
H.R. 900 went before 2 committees: Energy and Natural Resources and Natural Resources.
Reports
1 committee report has been filed on H.R. 900, the latest H. Rept. 119-182.
- H. Rept. 119-182 — SINKHOLE MAPPING ACT OF 2025
Actions
H.R. 900 has taken 13 actions since Jan 31, 2025, the latest on Jul 15, 2025.
| Chamber | Action | |||
|---|---|---|---|---|
Jul 15, 2025 | Senate | Received in the Senate and Read twice and referred to the Committee on Energy and Natural Resources.Energy and Natural Resources Committee | ||
Jul 14, 202516:20 | House | Mr. Westerman moved to suspend the rules and pass the bill, as amended. | ||
Jul 14, 202516:20 | House | Considered under suspension of the rules. (consideration: CR H3223-3224) | ||
Jul 14, 202516:20 | House | DEBATE - The House proceeded with forty minutes of debate on H.R. 900. | ||
Jul 14, 202516:26 | House | On motion to suspend the rules and pass the bill, as amended Agreed to by voice vote. (text: CR H3223) |
Votes
H.R. 900 has not gone to a roll call.
Titles
H.R. 900 goes by 7 titles, 4 of them short titles.
- To direct the Director of the United States Geological Survey to establish a program to map zones that are at greater risk of sinkhole formation, and for other purposes. — Official Titles from EH (Engrossed in House) bill text
- Sinkhole Mapping Act of 2025 — Short Titles from RFS (Referred to Senate) bill text
- Sinkhole Mapping Act of 2025 — Short Title(s) as Passed House
- Sinkhole Mapping Act of 2025 — Short Title(s) as Reported to House
- Sinkhole Mapping Act of 2025 — Display Title
- Sinkhole Mapping Act of 2025 — Short Title(s) as Introduced
- To direct the Director of the United States Geological Survey to establish a program to map zones that are at greater risk of sinkhole formation, and for other purposes. — Official Title as Introduced
Lobbying
4 clients hired 3 firms and 4 registered lobbyists who named H.R. 900 in 24 quarterly filings, 2025 to 2026. Reported under the Lobbying Disclosure Act; a filing’s income covers everything its registrant worked that quarter, so the amounts below are the filings’, not this bill’s.
Filed under Government Issues, Insurance, Taxation/Internal Revenue Code, Torts, Transportation, Consumer Issues/Safety/Products, Financial Institutions/Investments/Securities, Labor Issues/Antitrust/Workplace.
Clients
Who paid to be heard, by how many filings named the bill.
| Client | Business | State | Firms | Filings | Reported |
|---|---|---|---|---|---|
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | — | Connecticut | 1 | 7 | — |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | Governemnt Affairs and Grassroots | Virginia | 1 | 6 | $108K |
| COUNCIL ON FEDERAL PROCUREMENT OF ARCHITECTURAL ENGINEERING SVC | Trade Associciation | Virginia | 1 | 6 | — |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | — | Wisconsin | 1 | 5 | — |
Firms
Registrants who filed on the bill, by filings.
| Registrant | Clients | Filings | Reported |
|---|---|---|---|
| MILLER & WENHOLD CAPITOL STRATEGIES | 2 | 12 | $108K |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 1 | 7 | — |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | 1 | 5 | — |
Lobbyists
Named on the filings that cite the bill.
| Lobbyist | Firms | Clients | Filings |
|---|---|---|---|
| JOHN BYRD | 1 | 2 | 12 |
| BLAKE MAJOR | 1 | 1 | 7 |
| VAUN CLEVELAND | 1 | 1 | 5 |
| WILLIAM RYS | 1 | 1 | 3 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.
| Client | Registrant | Period | Reported | Document |
|---|---|---|---|---|
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2025 first_quarter | $430K | 1st Quarter - Amendme… |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2025 first_quarter | $430K | 1st Quarter - Report |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2026 first_quarter | $380K | 1st Quarter - Report |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2026 second_quarter | $330K | 2nd Quarter - Report |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2025 third_quarter | $330K | 3rd Quarter - Report |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2025 fourth_quarter | $310K | 4th Quarter - Report |
| HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | HARTFORD INSURANCE GROUP (FKA HARTFORD FINANCIAL SERVICES GROUP) | 2025 second_quarter | $310K | 2nd Quarter - Report |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | 2026 first_quarter | $97.4K | 1st Quarter - Report |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | 2025 third_quarter | $87.7K | 3rd Quarter - Report |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | 2025 first_quarter | $86.2K | 1st Quarter - Report |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | 2025 second_quarter | $40.1K | 2nd Quarter - Report |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | MILLER & WENHOLD CAPITOL STRATEGIES | 2026 second_quarter | $18K | 2nd Quarter - Report |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | MILLER & WENHOLD CAPITOL STRATEGIES | 2026 first_quarter | $18K | 1st Quarter - Report |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | MILLER & WENHOLD CAPITOL STRATEGIES | 2025 fourth_quarter | $18K | 4th Quarter - Report |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | MILLER & WENHOLD CAPITOL STRATEGIES | 2025 third_quarter | $18K | 3rd Quarter - Report |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | MILLER & WENHOLD CAPITOL STRATEGIES | 2025 second_quarter | $18K | 2nd Quarter - Report |
| NATIONAL SOCIETY OF PROFESSIONAL SURVEYORS | MILLER & WENHOLD CAPITOL STRATEGIES | 2025 first_quarter | $18K | 1st Quarter - Report |
| AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | AMERICAN FAMILY MUTUAL INSURANCE COMPANY, S.I. | 2025 fourth_quarter | $12.9K | 4th Quarter - Report |
| COUNCIL ON FEDERAL PROCUREMENT OF ARCHITECTURAL ENGINEERING SVC | MILLER & WENHOLD CAPITOL STRATEGIES | 2026 second_quarter | — | 2nd Quarter - Report |
| COUNCIL ON FEDERAL PROCUREMENT OF ARCHITECTURAL ENGINEERING SVC | MILLER & WENHOLD CAPITOL STRATEGIES | 2026 first_quarter | — | 1st Quarter - Report |
Classification
The Congressional Research Service files H.R. 900 under Emergency Management, one of its 31 policy areas, and gives it 6 legislative subjects.
CRS Subjects
CRS assigns every bill one policy area from its 31; H.R. 900’s is Emergency Management.
hr900/policy-areas.txtLegislative Subjects
H.R. 900 carries 6 of CRS’s legislative subjects, from Emergency planning and evacuation to Water use and supply.
hr900/subjects.txtConstitutional authority
The clause the sponsor cites as Congress’s power to enact H.R. 900, as entered in the Congressional Record.
[Congressional Record Volume 171, Number 21 (Friday, January 31, 2025)][House]From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]By Mr. SOTO:HR. 900.Congress has the power to enact this legislation pursuantto the following:Article I, Section 8, of the U.S. Constitution.[Page H434]
Source: congress.gov · legiscan.com
