W. Va. Code R. § 61-12A-12

Current through Register Vol. XLI, No. 50, December 13, 2024

Section 61-12A-12 - Equipment

12.1. General - No person shall apply, dispense, or use any pesticide in or through any equipment or application apparatus unless such equipment or application apparatus is in sound mechanical condition and capable of satisfactory operation. All pesticide application equipment shall be properly equipped to dispense the proper amount of pesticide. All pesticide mixing, storage or holding tanks, whether on application equipment or not, shall be leakproof. All spray distribution systems shall be leakproof and any pumps which such systems may have shall be capable of operating at sufficient pressure to assure a uniform and adequate rate of discharge. All pesticide application equipment shall be equipped with whatever cut-off valves and discharge orifices may be necessary to enable the operator to pass over (or by) nontarget areas without contaminating them.

12.2. Backflow Prevention - All mixing or loading sites for spray equipment shall be equipped with a mechanism to prevent the back siphoning of pesticides into water sources. Mechanisms acceptable are backflow/anti-siphon valves in the plumbing system and/or an air gap between the top of the mixing tank and the water inlet hose.