Ag Operations | Valley Air District

Title / Description	Items
Spark-Ignited, Rich Burn IC Engines Used in Ag Operations Updated 09/27/2023	VIEW
Rule 4702 Emission Standards for Ag Operations Updated 12/06/2022	VIEW
Conservation Management Practices Plans Updated 02/01/2016	VIEW
Rich-Burn, Spark-Ignited Engines used in Ag Operations Updated 08/01/2015	VIEW
Electrification of New Irrigation Wells Updated 05/01/2015	VIEW
Conditionally Certified Lambda Management System Retrofits Updated 01/01/2015	VIEW
Non-Certified Lambda Management System Retrofits Updated 01/01/2015	VIEW
Hour Limitations for IC Engines at Ag Sources Updated 08/01/2014	VIEW
Conditionally Certified Exhaust Control Systems Updated 07/01/2010	VIEW
Entering an Agreement to Electrify for Ag IC Engines Updated 11/01/2008	VIEW
Spark Ignited IC Engines Used in Agricultural Operations Updated 04/01/2008	VIEW
Confined Animal Facilities Updated 10/01/2007	VIEW
Agricultural Operations With Permitted Equipment Updated 10/01/2007	VIEW
Agricultural Internal Combustion Engines Updated 03/01/2007	VIEW
Confined Animal Facilities Updated 09/01/2006	VIEW
Agricultural Operations With Permitted Equipment Updated 03/01/2006	VIEW

Compliance Assistance Bulletins