Last Update: 11/9/01

Chapter 16-202 WAC

APPLICATION OF PESTICIDES AND PLANT NUTRIENTS THROUGH IRRIGATION SYSTEMS

WAC Sections

PART 1
GENERAL PROVISIONS FOR CHEMIGATION OPERATIONS
What is the purpose of this chapter?
How are specific terms and phrases defined in this chapter?
PART 2
GENERAL REQUIREMENTS FOR CHEMIGATION OPERATIONS
What are the general requirements in performing a chemigation operation?
Who may calibrate, load, start up, operate, monitor, or shut down a chemigation system?
What are the site posting requirements for chemigation?
What are the recordkeeping requirements for an application?
What are the identification requirements for application tanks?
What are the placement requirements for application tanks?
Under what conditions is an application tank exempt from secondary and operational area containment rules?
How should rinsate or backflush water from a filtration device be handled?
PART 3
SAFETY REQUIREMENTS FOR CHEMIGATION SYSTEMS
What are the general antipollution safety device requirements for a chemigation system?
What measures must be used to prevent backflow into the irrigation water source?
What alternative methods may be used to prevent backflow into the irrigation water source?
What are the prevention requirements for backflow into or seepage from application tanks?
What alternative methods may be used to prevent backflow into or seepage from application tanks?
What are the requirements for metering devices?
What are alternative methods for metering?
What are the requirements for product injection devices?
What alternative methods may be used for product injection?
What are the requirements for a system interlock?
What alternative methods can be used as a system interlock?
What is an appropriate monitoring schedule?
Public water system cross-connections or connections to a potable water supply intended for human use.
PART 4
PENALTIES AND PENALTY ASSIGNMENT SCHEDULE FOR CHEMIGATION OPERATIONS
Penalties.
PART 5
GENERAL PROVISIONS FOR FERTIGATION OPERATIONS
What is the purpose of this chapter?
How are specific terms and phrases defined in this chapter?
PART 6
GENERAL REQUIREMENTS FOR FERTIGATION OPERATIONS
What are the general requirements in performing a fertigation operation?
What are the identification requirements for application tanks?
What are the placement requirements for application tanks?
Under what conditions is an application tank exempt from the secondary and operational area containment rules?
How should rinsate from equipment or backflush water from a filtration device be handled?
PART 7
SAFETY REQUIREMENTS FOR FERTIGATION SYSTEMS
What are the general antipollution safety device requirements for a fertigation system?
What measures must be used to prevent backflow into the irrigation water source?
What alternative methods may be used to prevent backflow into the irrigation water source?
What are the prevention requirements for backflow into or seepage from application tanks?
What alternative methods may be used to prevent backflow into or seepage from application tanks?
What are the requirements for metering devices?
What are alternative methods for metering?
What are the requirements for product injection devices?
What alternative methods may be used for product injection?
What are the requirements for a system interlock?
What alternative methods can be used as a system interlock?
What is an appropriate monitoring schedule?
Public water system cross-connections or connection to a potable water supply intended for human use.
PART 8
PENALTIES AND PENALTY ASSIGNMENT SCHEDULE FOR FERTIGATION OPERATIONS
Penalties.
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