I 
119TH CONGRESS 
1ST SESSION H. R. 3857 
To amend the Snow Water Supply Forecasting Program Authorization Act. 
IN THE HOUSE OF REPRESENTATIVES 
JUNE 10, 2025 
Mr. HURD of Colorado (for himself and Mr. NEGUSE) introduced the following 
bill; which was referred to the Committee on Natural Resources 
A BILL 
To amend the Snow Water Supply Forecasting Program 
Authorization Act. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Snow Water Supply 
Forecasting Reauthorization Act of 2025’’. 
SEC. 2. SNOW WATER SUPPLY FORECASTING PROGRAM. 
Section 1111 of the Snow Water Supply Forecasting 
Program Authorization Act (43 U.S.C. 1477) is amend-
ed— 
(1) in subsection (c)(2)— 
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(A) in subparagraph (A), by striking ‘‘cul-
minating in the report required under sub-
section (d)(3)’’ and inserting ‘‘with an emphasis 
on deployment of technologies that provide inte-
gration of snowpack measuring and modeling’’; 
and 
(B) in subparagraph (B), by striking 
‘‘after submitting the report required by sub-
section (d)(3),’’; 
(2) in subsection (d)— 
(A) in paragraph (1)— 
(i) in the heading, by adding ‘‘WITH 
INTEGRATED MODELING’’ after ‘‘DATA’’; 
(ii) by striking ‘‘emerging technologies 
for snowpack measurement, such as’’ and 
inserting ‘‘commercially available tech-
nologies that provide complete integration 
of accurate, timely, and spatially complete 
snowpack measurements and models, in-
cluding the integration of’’; and 
(iii) by striking subparagraphs (A) 
through (C) and inserting the following: 
‘‘(A) airborne laser altimetry; 
‘‘(B) airborne imaging spectroscopy; 
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‘‘(C) integrated physics-based snowpack 
and hydrologic modeling; and 
‘‘(D) other technologies that the Secretary 
determines are likely to provide more accurate 
or timely snowpack measurement data commen-
surate with operational water management 
needs.’’; and 
(B) by striking paragraph (3); 
(3) in subsection (e)— 
(A) in paragraph (1), by striking ‘‘After 
submitting the report required under subsection 
(d)(3), the’’ and inserting ‘‘The’’; and 
(B) by striking paragraph (2) and insert-
ing the following: 
‘‘(2) FOCUS.—The program shall focus on ac-
tivities that will maintain, establish, expand, or ad-
vance snowpack measurement and integrated mod-
eling, with an emphasis on— 
‘‘(A) enhancing activities to achieve im-
proved snow and water supply forecasting re-
sults that are more responsive to changing 
weather and watershed conditions; 
‘‘(B) real-time integration of activities de-
scribed in this section with water supply fore-
casts; 
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‘‘(C) activities in river basins where activi-
ties described in this section can produce snow 
and water supply data to inform water manage-
ment decisions, including interstate water man-
agement decisions; and 
‘‘(D) building program partners’ capacity 
to implement and adapt to the new measure-
ment and forecast capabilities enabled under 
this program.’’; 
(4) in subsection (f)— 
(A) by striking ‘‘of this Act’’ and inserting 
‘‘of the Snow Water Supply Forecasting Reau-
thorization Act of 2025’’; 
(B) in paragraph (1)— 
(i) by striking ‘‘and sub-basins’’; 
(ii) by striking ‘‘technologies’’ and in-
serting ‘‘and integrated modeling tech-
nologies’’; and 
(iii) by striking ‘‘technology used’’ and 
inserting ‘‘application, outcome, and data 
resources used’’; and 
(C) in paragraph (2), by striking ‘‘or sub- 
basin’’; and 
(5) in subparagraph (g), by striking ‘‘, in the 
aggregate, for fiscal years 2022 through 2026’’ and 
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inserting ‘‘for each of fiscal years 2027 through 
2031’’. 
Æ 
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