OH SB379

Requires well owners to immediately report all chemicals brought to well sites to the division of oil and gas resources management, with the chief maintaining a database of this information accessible only for specified purposes.

Establishes a formal trade secret designation process requiring owners to demonstrate that chemical information meets the statutory definition of a trade secret, with the chief issuing approval or denial orders within 60 days and allowing appeals through standard procedures.

Expands pre-drilling water sampling requirements for horizontal wells from 300 feet to 1,500 feet from the wellhead and requires disclosure of stimulation fluids, methods, and chemical compositions in permit applications, with exceptions for approved trade secrets.

Modifies medical professional access to trade secret chemical information by requiring the chief to disclose chemical identity or names to treating physicians without requiring the requestor to demonstrate an actual incident has occurred, changing the standard from "was affected" to "may have been affected."

Creates a new section 1509.091 requiring owners to submit lists of all chemicals brought to well sites and establishes databases to track this information while preserving trade secret confidentiality through the chief's maintained records.