GeoLawWatch: Tracking Weather & Climate Legislation

A live overview of all active bills on weather modification, cloud seeding, and geoengineering in the current legislative session.

Bill # Details Status
Arizona
HB2056 Geoengineering; prohibition Introduced
  Geoengineering; prohibition 14 Jan 2025
SB1432 Prohibition; geoengineering Engrossed
  Prohibition; geoengineering 4 Mar 2025
Connecticut
HB05010 An Act Concerning The Release Of Lighter-than-air Balloons Into The Atmosphere. Introduced
  To prohibit the release of helium and other lighter-than-air gas balloons into the atmosphere. 8 Jan 2025
SB00417 An Act Concerning Permit Requirements For Cloud Seeding Activities In The State. Introduced
  To protect public safety, health and the environment from any unreasonably risky weather modification activities. 10 Jan 2025
Florida
H0477 Weather Modification Activities Introduced
  Repeals multiple provisions of weather modification law; prohibits certain acts intended to affect temperature, weather, or intensity of sunlight within atmosphere of this state; increases civil penalties for violations of weather modification law. 7 Feb 2025
S0056 Geoengineering and Weather Modification Activities Introduced
  Repealing provisions relating to the definitions, purpose, licensing requirements, applications, proof of financial responsibility requirements, license issuance and discipline provisions, publication of notice of intention to operate requirements, required contents of the notice of intention, publication of the notice of intention requirements, proof of publication requirements, record and reports of operations requirements, provision of emergency licenses, and suspension or revocation of licenses, respectively, of the weather modification law; prohibiting certain acts intended to affect the temperature, the weather, or the intensity of sunlight within the atmosphere of this state, etc. 20 Nov 2024
Hawaii
HB1258 Relating To Air Pollution. Introduced
  Requires owners or operators of waste combustion facilities to develop a plan to implement continuous monitoring and sampling technologies at each combustion unit to monitor and sample for certain air contaminants. Requires a publicly available website hosted by the Department of Health to track and display the data collected on the air contaminants. Requires the Department of Health to adjust permit limits for air contaminants based on the data collected. Requires annual reports to the Legislature. 23 Jan 2025
SB1302 Relating To Air Pollution. Introduced
  Requires owners or operators of waste combustion facilities to develop a plan to implement continuous monitoring and sampling technologies at each combustion unit to monitor and sample for certain air contaminants. Requires a publicly available website hosted by the Department of Health to track and display the data collected on the air contaminants. Requires the Department of Health to adjust permit limits for air contaminants based on the data collected. Requires annual reports to the Legislature. 23 Jan 2025
SB735 Relating To Health. Introduced
  Requires waste combustion facility owners to implement continuous monitoring and sampling technologies for the purposes of collecting data regarding emissions. Establishes a publicly available website hosted by the Department of Health that will track and display data collected on emissions. Requires the DOH to adjust permit limits for air contaminants based on emissions data collected. Requires reports to the Legislature. Appropriates funds. 17 Jan 2025
Idaho
S1064 Amends and adds to existing law to revise provisions regarding cloud seeding. Introduced
  CLOUD SEEDING -- Amends and adds to existing law to revise provisions regarding cloud seeding. 6 Feb 2025
S1065 Amends, repeals, and adds to existing law to prohibit unauthorized weather modification activities and to provide penalties, enforcement, and exceptions. Introduced
  WEATHER MODIFICATION -- Amends, repeals, and adds to existing law to prohibit unauthorized weather modification activities and to provide penalties, enforcement, and exceptions. 6 Feb 2025
Illinois
HB2912 EPA-BALLOONS Introduced
  Amends the Environmental Protection Act. Provides that a person may not knowingly release or cause to be released into the atmosphere within a 24-hour period 25 or more helium or other lighter-than-air gas balloons in the State unless the balloons are (1) used by an institution of higher education or a governmental agency, or pursuant to a governmental contract, for bona fide scientific or meteorological purposes, (2) released indoors and remain indoors, or (3) are helium balloons used for the safe operation of a hot air balloon. Provides that persons who violate the amendatory Act's provisions shall be subject to civil penalties in specified amounts and that the release of 25 balloons or fewer at one time is a single offense. Makes corresponding changes in provisions regarding mitigation or aggravation of penalty in determining the appropriate civil penalty to be imposed, as well as regarding minimum penalties based on economic benefits. 5 Feb 2025
SB1426 WEATHER MODIFICATION-SEEDING Introduced
  Creates the Weather Modification Act. Provides that any form of weather modification shall not be allowed in the State, including the seeding of clouds by plane or ground. Defines "seeding" as a type of weather modification that aims to change the amount or type of precipitation that falls from clouds. Effective immediately. 31 Jan 2025
Indiana
HB1335 Weather control. Introduced
  Weather control. Prohibits a person who has the intent of affecting the intensity of sunlight, temperature, or weather from discharging a chemical or apparatus into the atmosphere, except in certain circumstances. Establishes that a violation is a Class B misdemeanor. 13 Jan 2025
SB0364 Weather and the environment. Introduced
  Weather and the environment. Prohibits a person who has the intent of affecting the intensity of sunlight, temperature, or weather from discharging a chemical or apparatus into the atmosphere, except in certain circumstances. Provides that a violation is a Class A misdemeanor. 13 Jan 2025
Iowa
HF191 A bill for an act relating to the intentional emission of air contaminants into the atmosphere. Introduced
  A bill for an act relating to the intentional emission of air contaminants into the atmosphere. 3 Feb 2025
SF142 A bill for an act relating to the prohibition of geoengineering activities, providing penalties, and including effective date provisions. Introduced
  A bill for an act relating to the prohibition of geoengineering activities, providing penalties, and including effective date provisions. 28 Jan 2025
Kentucky
HB22 AN ACT relating to geoengineering. Introduced
  Create new sections of KRS Chapter 512 to make findings and declarations regarding the dangers of atmospheric polluting activities and the Commonwealth's authority to prohibit geoengineering; define terms; make criminal atmospheric pollution a Class D felony; require that a person found guilty of criminal atmospheric pollution pay a civil penalty of not less than $500,000 in addition to all other penalties authorized by law; provide that each day that a person engages in criminal atmospheric pollution constitutes a separate offense; empower all peace officers of the Commonwealth to enforce the provisions of the section; require the arresting officer to issue a notice to the appropriate federal agency that those activities cannot be lawfully carried out in the Commonwealth. 7 Jan 2025
SB62 AN ACT relating to geoengineering. Introduced
  Create new sections of KRS Chapter 512 to make findings and declarations regarding the dangers of atmospheric polluting activities and the Commonwealth's authority to prohibit geoengineering; define terms; make criminal atmospheric pollution a Class D felony; require that a person found guilty of criminal atmospheric pollution pay a civil penalty of not less than $500,000 in addition to all other penalties authorized by law; provide that each day that a person engages in criminal atmospheric pollution constitutes a separate offense; empower all peace officers of the Commonwealth to enforce the provisions of the section; require the arresting officer to issue a notice to the appropriate federal agency that those activities cannot be lawfully carried out in the Commonwealth. 8 Jan 2025
Maine
LD499 An Act to Prohibit Geoengineering Introduced
  An Act to Prohibit Geoengineering 6 Feb 2025
LD825 An Act to Prohibit Geoengineering, Including the Use of Cloud Seeding, Weather Modification, Excessive Radio Waves and Microwave Radiation Introduced
  An Act to Prohibit Geoengineering, Including the Use of Cloud Seeding, Weather Modification, Excessive Radio Waves and Microwave Radiation 4 Mar 2025
Mississippi
HB788 Air quality; prohibit injection of chemicals into atmosphere with purpose of affecting the weather. Failed
  An Act To Prohibit The Intentional Injection, Release, Or Dispersion Of Chemicals Within The Borders Of The State Of Mississippi Into The Atmosphere With The Express Purpose Of Affecting Temperature, Weather, Or The Intensity Of The Sunlight; To Bring Forward Sections 49-17-5, 49-17-19, 49-17-25 And 49-17-36, Mississippi Code Of 1972, Which Relate To Pollution Of Waters, Streams, And Air Within The State, For Purposes Of Possible Amendment; To Amend Section 49-17-29, Mississippi Code Of 1972, To Make A Minor, Nonsubstantive Change; And For Related Purposes. 4 Feb 2025
SB2005 Mississippi geoengineering ban; enact. Failed
  An Act To Declare Certain Legislative Findings Relating To Geoengineering; To Amend Section 49-17-5, Mississippi Code Of 1972, To Define The Term "geoengineering" Within The Mississippi Air And Water Pollution Control Law; To Amend Section 49-17-17, Mississippi Code Of 1972, To Give The Mississippi Air And Water Pollution Control Commission Authority To Issue, Modify Or Revoke Orders Related To Geoengineering; To Amend Section 49-17-19, Mississippi Code Of 1972, To Prohibit Geoengineering In Mississippi And To Create Penalties For Violations; And For Related Purposes. 4 Feb 2025
SB2013 Environmental protection; prohibit chemtrails. Failed
  An Act To Declare Certain Legislative Findings Relating To Geoengineering; To Amend Section 49-17-5, Mississippi Code Of 1972, To Define The Term "geoengineering" Within The Mississippi Air And Water Pollution Control Law; To Amend Section 49-17-17, Mississippi Code Of 1972, To Give The Mississippi Air And Water Pollution Control Commission Authority To Issue, Modify Or Revoke Orders Related To Geoengineering; To Amend Section 49-17-19, Mississippi Code Of 1972, To Prohibit Geoengineering In Mississippi And To Create Penalties For Violations; And For Related Purposes. 4 Feb 2025
Montana
SB473 Prohibit weather modification. Engrossed
  Prohibit weather modification. 7 Mar 2025
Nevada
SB6 Makes an appropriation to the Desert Research Institute of the Nevada System of Higher Education to support the Nevada State Cloud Seeding Program. (BDR S-389) Introduced
  AN ACT making an appropriation to the Desert Research Institute of the Nevada System of Higher Education to support the Nevada State Cloud Seeding Program; and providing other matters properly relating thereto. 3 Feb 2025
New Hampshire
HB764 Prohibiting the intentional release of polluting emissions, including cloud seeding, weather modification, excessive electromagnetic radio frequency, and microwave radiation and making penalties for violation of such prohibition. Introduced
  Prohibiting the intentional release of polluting emissions, including cloud seeding, weather modification, excessive electromagnetic radio frequency, and microwave radiation and making penalties for violation of such prohibition. 23 Jan 2025
New Jersey
S1033 Requires DOH to study indoor air quality at public schools, develop list of common indoor air contaminants at public schools, and establish guidance regarding potential mitigation measures. Introduced
  Requires DOH to study indoor air quality at public schools, develop list of common indoor air contaminants at public schools, and establish guidance regarding potential mitigation measures. 9 Jan 2024
S4161 Prohibits release of certain substances into atmosphere for purposes of geoengineering. Introduced
  Prohibits release of certain substances into atmosphere for purposes of geoengineering. 25 Feb 2025
New York
A05476 Prohibits the intentional injection, release or dispersion, by any means, of chemicals, chemical compounds, substances or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather or the intensity of sunlight. Introduced
  Prohibits the intentional injection, release or dispersion, by any means, of chemicals, chemical compounds, substances or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather or the intensity of sunlight. 14 Feb 2025
A06416 Directs the department of environmental conservation to promulgate air quality standards for emissions of certain toxic air contaminants. Introduced
  Directs the department of environmental conservation to promulgate air quality standards for emissions of certain toxic air contaminants. 4 Mar 2025
S04030 Directs the department of environmental conservation to promulgate air quality standards for emissions of certain toxic air contaminants. Introduced
  Directs the department of environmental conservation to promulgate air quality standards for emissions of certain toxic air contaminants. 31 Jan 2025
North Dakota
HB1514 Harmful atmospheric activity; and to provide a penalty. Introduced
  A BILL for an Act to create and enact a new chapter to title 23.1 of the North Dakota Century Code, relating to harmful atmospheric activity; and to provide a penalty. 20 Jan 2025
SB2106 Weather modification; and to provide a penalty. Introduced
  A BILL for an Act to create and enact a new section to chapter 61-01 of the North Dakota Century Code, relating to weather modification operations in the state; to amend and reenact subsection 1 of section 37-17.1-11, and sections 58-03-07, 61-02.1-02.1, and 61-16.1-09 of the North Dakota Century Code, relating to weather modification; to repeal section 37-17.1-15 and chapter 61-04.1 of the North Dakota Century Code, relating to weather modification; and to provide a penalty. 7 Jan 2025
Oklahoma
SB1021 Environment and natural resources; prohibiting certain actions relating to weather modification; providing for investigation. Effective date. Introduced
  Environment and natural resources; prohibiting certain actions relating to weather modification; providing for investigation. Effective date. 3 Feb 2025
SB430 Environment; prohibiting intentional injection, release, or dispersion of chemicals, chemical compounds, substances, or apparatus in this state; repealing the Oklahoma Weather Modification Act. Effective date. Introduced
  Environment; prohibiting intentional injection, release, or dispersion of chemicals, chemical compounds, substances, or apparatus in this state; repealing the Oklahoma Weather Modification Act. Effective date. 3 Feb 2025
Oregon
HB3244 Relating to municipal solid waste incinerators; declaring an emergency. Introduced
  This Act changes how air pollution is tested at a place that burns solid waste. (Flesch Readability Score: 78.5). Replaces the requirement that an owner or operator of a municipal solid waste incinerator conduct continuous monitoring or sampling of specified air contaminants with a requirement that the monitoring or sampling be conducted annually. Modifies the time for submission and implementation of a monitoring or sampling plan. Provides that the Department of Environmental Quality may modify the plan. Declares an emergency, effective on passage. 13 Jan 2025
SB1004 Relating to municipal solid waste incinerators; declaring an emergency. Introduced
  This Act changes how air pollution is tested at a place that burns solid waste. (Flesch Readability Score: 78.5). Replaces the requirement that an owner or operator of a municipal solid waste incinerator conduct continuous monitoring or sampling of specified air contaminants with a requirement that the monitoring or sampling be conducted annually. Modifies the time for submission and implementation of a monitoring or sampling plan. Provides that the Department of Environmental Quality may modify the plan. Declares an emergency, effective on passage. 11 Feb 2025
South Carolina
H3083 Air Quality Introduced
  Amend The South Carolina Code Of Laws By Amending Section 48-1-110, Relating In Part To Unlawful Discharges Of Air Contaminants, So As To Prohibit The Emission Of Any Air Contaminant Whose Purpose Is To Affect Temperature, Weather, Or Sunlight Intensity. 14 Jan 2025
H3915 South Carolina Clean Air Act Introduced
  Amend The South Carolina Code Of Laws By Enacting The "south Carolina Clean Air Act"; By Amending Section 48-1-110, Relating In Part To Unlawful Discharges Of Air Contaminants, So As To Prohibit The Intentional Emission Of Any Air Contaminant Whose Purpose Is To Affect Temperature, Weather, Or Sunlight Intensity; To Establish Criminal Penalties; To Require The Department Of Environmental Services To Take Certain Actions, And For Other Purposes. 6 Feb 2025
H4010 South Carolina Clean Air Act Introduced
  Amend The South Carolina Code Of Laws By Enacting The "south Carolina Clean Air Act" By Amending Section 48-1-110, Relating In Part To Unlawful Discharges Of Air Contaminants, So As To Prohibit The Intentional Emission Of Any Air Contaminant Whose Purpose Is To Affect Temperature, Weather, Or Sunlight Intensity; To Require The Department Of Environmental Services To Take Certain Actions, And For Other Purposes. 13 Feb 2025
S0110 Air Quality Introduced
  Amend The South Carolina Code Of Laws By Amending Section 48-1-110, Relating In Part To Unlawful Discharges Of Air Contaminants, So As To Prohibit The Emission Of Any Air Contaminant Whose Purpose Is To Affect Temperature, Weather, Or Sunlight Intensity. 14 Jan 2025
Tennessee
HB0899 AN ACT to amend Tennessee Code Annotated, Title 47, Chapter 18 and Title 68, Chapter 201, relative to weather modification. Introduced
  As introduced, makes it a violation of the Tennessee Consumer Protection Act of 1977 for a weather-related company to conduct certain weather modification activities. - Amends TCA Title 47, Chapter 18 and Title 68, Chapter 201. 4 Feb 2025
HB1112 AN ACT to amend Tennessee Code Annotated, Title 58, Chapter 2 and Title 68, Chapter 201, relative to weather modification. Introduced
  As introduced, designates the intentional injection, release, or dispersion, by any means, of chemicals, chemical compounds, substances, or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather, or the intensity of the sunlight, or supplying or otherwise providing the chemicals, chemical compounds, substances, or apparatus required for the conduct, as a Class A misdemeanor; makes other changes related to investigations and enforcement related to weather modification. - Amends TCA Title 58, Chapter 2 and Title 68, Chapter 201. 5 Feb 2025
SB0723 AN ACT to amend Tennessee Code Annotated, Title 47, Chapter 18 and Title 68, Chapter 201, relative to weather modification. Introduced
  As introduced, makes it a violation of the Tennessee Consumer Protection Act of 1977 for a weather-related company to conduct certain weather modification activities. - Amends TCA Title 47, Chapter 18 and Title 68, Chapter 201. 4 Feb 2025
SB1033 AN ACT to amend Tennessee Code Annotated, Title 58, Chapter 2 and Title 68, Chapter 201, relative to weather modification. Introduced
  As introduced, designates the intentional injection, release, or dispersion, by any means, of chemicals, chemical compounds, substances, or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather, or the intensity of the sunlight, or supplying or otherwise providing the chemicals, chemical compounds, substances, or apparatus required for the conduct, as a Class A misdemeanor; makes other changes related to investigations and enforcement related to weather modification. - Amends TCA Title 58, Chapter 2 and Title 68, Chapter 201. 5 Feb 2025
Texas
HB1018 Relating to the establishment of a certification program for public work contracting purposes for operators of certain facilities that emit air contaminants. Introduced
  Relating to the establishment of a certification program for public work contracting purposes for operators of certain facilities that emit air contaminants. 12 Nov 2024
HB1382 Relating to a prohibition on weather modification and control; creating a criminal offense. Introduced
  Relating to a prohibition on weather modification and control; creating a criminal offense. 18 Nov 2024
HB2267 Relating to the monitoring of emissions from certain facilities that emit air contaminants. Introduced
  Relating to the monitoring of emissions from certain facilities that emit air contaminants. 30 Jan 2025
HB3740 Relating to chemicals and techniques used in weather modification and control. Introduced
  Relating to chemicals and techniques used in weather modification and control. 4 Mar 2025
SB1154 Relating to a prohibition on weather and climate modification activities by a governmental entity. Introduced
  Relating to a prohibition on weather and climate modification activities by a governmental entity. 6 Feb 2025
Utah
SB0126 Airborne Chemicals Amendments Failed
  Airborne Chemicals Amendments 7 Mar 2025
Vermont
H0217 An act relating to prohibiting geoengineering Introduced
  An act relating to prohibiting geoengineering 13 Feb 2025
West Virginia
HB2758 Prohibiting geo-engineering Introduced
  The purpose of this bill is to prohibit the injection, release, or dispersion, by any means, of chemicals, chemical compounds, substances, or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather, or the intensity of the sunlight 21 Feb 2025
HB3207 Prohibition of geoengineering Introduced
  The purpose of this bill is to prohibit the injection, release, or dispersion, by any means, of chemicals, chemical compounds, substances, or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather, or the intensity of the sunlight. 6 Mar 2025
SB699 Protecting environment and humans from geo-engineering experiments Introduced
  The purpose of this bill is to protect the environment and humans from geoengineering experiments. 5 Mar 2025
Wyoming
HB0208 Atmospheric geoengineering prohibition. Failed
  AN ACT relating to environmental quality; providing legislative findings; prohibiting atmospheric geoengineering as specified; requiring testing; providing penalties; making conforming amendments; specifying applicability; and providing for an effective date. 3 Mar 2025