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No. of STCs: 10

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02855CH	Status: Historical	App Date: 02/18/2009	Rev Date: 06/10/2015
Description: Installation of weather modification equipment for the purpose of modifying weather conditions
TC Nos.: 3A20
Models: Beechcraft CorporationC90A, C90GT, C90GTi
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02855CH	Status: Historical	App Date: 02/18/2009	Rev Date: 03/20/2015
Description: Installation of weather modification equipment for the purpose of modifying weather conditions
TC Nos.: 3A20
Models: Beechcraft CorporationC90A, C90GT, C90GTi
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02855CH	Status: Historical	App Date: 02/18/2009	Rev Date: 09/11/2019
Description: Installation of weather modification equipment for the purpose of modifying weather conditions
TC Nos.: 3A20
Models: Beechcraft CorporationC90A, C90GT, C90GTi
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02855CH	Status: Historical	App Date: 02/18/2009	Rev Date: 06/28/2010
Description: Installation of weather modification equipment for the purpose of modifying weather conditions
TC Nos.: 3A20
Models: Hawker Beechcraft CorporationC90A, C90GT, C90GTi
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA03025CH	Status: Historical	App Date: 10/26/2011	Rev Date: 07/19/2017
Description: Installation of weather research equipment and weather modification equipment for the purpose of modifying weather conditions
TC Nos.: A24CE
Models: Textron Aviation Inc.B200, B200C, B200CGT, B200GT, B300, B300C (MC-12W), B300C (UC-12W)
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA03025CH	Status: Historical	App Date: 10/26/2011	Rev Date: 03/20/2017
Description: Installation of weather research equipment and weather modification equipment for the purpose of modifying weather conditions
TC Nos.: A24CE
Models: Textron Aviation Inc.B200, B200C, B200CGT, B200GT, B300, B300C (MC-12W), B300C (UC-12W)
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA03025CH	Status: Historical	App Date: 10/26/2011	Rev Date: 11/09/2011
Description: Installation of weather research equipment and weather modification equipment for the purpose of modifying weather conditions in accordance with Master Data List Document No. 339-002-MDL_B200-300 revision B, dated October 06, 2011.
TC Nos.: A24CE
Models: Hawker Beechcraft CorporationB200, B200C, B200CGT, B200GT, B300, B300C (MC-12W), B300C (UC-12W)
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA629CH	Status: Current	App Date: 01/10/1996	Rev Date: 03/10/2003
Description: Limited to installation on PA-31T, serial numbers 31T-7620018, 31T-7820039, and 31T-7520001 ONLY. Installation of Weather Modification equipment in accordance with Weather Modification conversion instructions, Document Control WMI-318MA-972, dtd 3/1/97 (serial number 31T-7620018), or Weather Modification conversion instructions, document control WMI-131MP-972, dtd 3/1/97 (serial number 31T-7820039). With flare racks installed, aircraft is to be operated in Restricted Category.
TC Nos.: A8EA
Models: The New Piper Aircraft Inc.PA-31T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA629CH	Status: Historical	App Date:	Rev Date: 03/01/1997
Description: Limited to installation on PA-31T, serial numbers 31T-7620018 and 31T-7820039 ONLY. Installation of Weather Modification equipment in accordance with Weather Modification conversion instructions, Document Control WMI-318MA-972, dtd 3/1/97 (serial number 31T-7620018), or Weather Modification conversion instructions, document control WMI-131MP-972, dtd 3/1/97 (serial number 31T-7820039). With flare racks installed, aircraft is to be operated in Restricted Category.
TC Nos.: A8EA
Models: The New Piper Aircraft Inc.PA-31T
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Weather Modification Inc. 3802 20th Street North, Fargo, ND 58102, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02856CH	Status: Historical	App Date: 06/10/2009	Rev Date: 06/28/2010
Description: Installation of weather modification equipment for the purpose of modifying weather conditions
TC Nos.: A16SW
Models: Hawker Beechcraft Corporation400A
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500