NRD Tech Training Chemigation

Chemigation Review : Chemigation Review Natural Resources Groundwater Technician Certification Training 2007 Dick Ehrman, NARD (as stolen from Rod DeBuhr, Water Department Manager Upper Big Blue NRD) Upper Big Blue NRD www.upperbigblue.org


Chemigation Study Materials : Chemigation Study Materials Title 195 – Nebraska Department of Environmental Control Nebraska Cooperative Extension EC 89-730-B Chemigation Management Video Chemigation Equipment Video Upper Big Blue NRD www.upperbigblue.org


Why is Chemigation different from other methods of application? : Why is Chemigation different from other methods of application? Contamination of the irrigation water supply. Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


What is the reason for chemigation safety devices? : What is the reason for chemigation safety devices? Upper Big Blue NRD www.upperbigblue.org Prevent water supplies from being contaminated by chemicals Source -Title 195 - NDEQ


When are safety goggles required to chemigate? : Required if so stated on the chemical label Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ When are safety goggles required to chemigate?


How soon must a chemigation spill be reported? : How soon must a chemigation spill be reported? Within 24 hours Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


What is the reason for flushing the irrigation system with clean water after chemigation? : What is the reason for flushing the irrigation system with clean water after chemigation? Prevent accumulation of precipitates in the system Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


Runoff is most likely to occur under these conditions? : Runoff is most likely to occur under these conditions? Fine soils, compaction problems Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


Chemigation permit applications are filed at what office? : Chemigation permit applications are filed at what office? Natural Resources District Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


Required safety equipment? (Six components) : Required safety equipment? (Six components) Irrigation pipeline check valve Chemical injection line check valve Inspection port Low pressure drain Vacuum relief valve Interlock between injection unit and irrigation pumping plant Source - Nebraska Cooperative Extension EC89-730-B Upper Big Blue NRD www.upperbigblue.org


Where should the injection point be to reduce the possibility of siphoning? : Where should the injection point be to reduce the possibility of siphoning? Higher than the highest level of chemical in the chemical tank Upper Big Blue NRD www.upperbigblue.org Source - Nebraska Cooperative Extension EC89-730-B


What can happen if the injection system shuts down and the irrigation pump keeps operating? : What can happen if the injection system shuts down and the irrigation pump keeps operating? Backflow through injection system, chemical spill near tank Upper Big Blue NRD www.upperbigblue.org Source - Nebraska Cooperative Extension EC89-730-B


Why should you the applicator check chemical hoses? : Why should you the applicator check chemical hoses? A ruptured or leaking hose will result in a chemical spill near the water source.


On a pesticide label, what is a route of entry statement? : On a pesticide label, what is a route of entry statement? It describes how the product can enter the human body Source - Chemigation Equipment/Management Videos Upper Big Blue NRD www.upperbigblue.org


Why must a chemigation system be properly maintained? : Why must a chemigation system be properly maintained? It’s the law


If the irrigation pipeline check valve leaks what should the applicator do? : If the irrigation pipeline check valve leaks what should the applicator do? repair or replace the irrigation pipeline check valve Source - Chemigation Equipment/Management Videos Upper Big Blue NRD www.upperbigblue.org


Why should the first pivot nozzle be plugged during chemigation? : Why should the first pivot nozzle be plugged during chemigation? To reduce the risk of concentrating pesticide on the ground near the water source.


What is the purpose of the low-pressure drain? : What is the purpose of the low-pressure drain? to discharge small amount of backflow or leakage if the irrigation pipeline check valve accidentally leaks. Upper Big Blue NRD www.upperbigblue.org Source - Nebraska Cooperative Extension EC89-730-B


What can happen if the irrigation system and the injection system shut down ? : What can happen if the irrigation system and the injection system shut down ? Chemical/water mixture can flow into water source. Upper Big Blue NRD www.upperbigblue.org Source - Nebraska Cooperative Extension EC89-730-B


When should the interlock stop the Injection system? : When should the interlock stop the Injection system? Any time the irrigation pump stops. Upper Big Blue NRD www.upperbigblue.org Source - Nebraska Cooperative Extension EC89-730-B


What is the most important reason for reading the pesticide label before apply the pesticide through an irrigation system? : What is the most important reason for reading the pesticide label before apply the pesticide through an irrigation system? To determine if the pesticide is labeled for application to the … Crop Location Irrigation system Source - Chemigation Equipment/Management Videos Upper Big Blue NRD www.upperbigblue.org


Chemicals should only be applied through this type of irrigation system? : Chemicals should only be applied through this type of irrigation system? A reliable system Source - Chemigation Equipment/Management Videos Upper Big Blue NRD www.upperbigblue.org


What is required for safe and successful chemigation? : What is required for safe and successful chemigation? Personal attention and good management Source - Chemigation Equipment/Management Videos Upper Big Blue NRD www.upperbigblue.org


What must a permitholder do after replacing any chemigation safety equipment? : What must a permitholder do after replacing any chemigation safety equipment? Contact NRD to inspect replaced equipment with in 72 hours Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


The Nebraska Chemigation Act defines a “chemical” as: : The Nebraska Chemigation Act defines a 'chemical' as: A fertilizer, fungicide, herbicide, or pesticide. (THIS MAY CHANGE)


How often should chemical injection safety equipment be inspected? : How often should chemical injection safety equipment be inspected? Prior to each use Source - Chemigation Equipment/Management Videos Upper Big Blue NRD www.upperbigblue.org


How long does a person have to comply once he has been notified of a violation of the Chemigation Act? : How long does a person have to comply once he has been notified of a violation of the Chemigation Act? 10 days


How long must a chemigation check valve stand without leaking? : How long must a chemigation check valve stand without leaking? 1 minute (applies to valves assembled after July 1987)


The minimum diameter of the inspection port on the check valve is: : The minimum diameter of the inspection port on the check valve is: 4 inches


What is the minimum distance that the low-pressure drain discharge must be from the well? : What is the minimum distance that the low-pressure drain discharge must be from the well? 20 feet Upper Big Blue NRD www.upperbigblue.org Source - Nebraska Cooperative Extension EC89-730-B


What is the minimum opening (cracking) pressure required for a chemical injection valve? : What is the minimum opening (cracking) pressure required for a chemical injection valve? 10 pounds per square inch (psi) Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


How long is applicator certification valid? : How long is applicator certification valid? 4 years Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


Who must spills be reported to? : Who must spills be reported to? Local NRD and DEQ Nebraska State Patrol (after 5pm and on weekends) Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


Who investigates Chemigation accidents? : Who investigates Chemigation accidents? NRD and DEQ


When is the NRD Annual Chemigation Report due to DEQ? : When is the NRD Annual Chemigation Report due to DEQ? March 1 of each year


How long is an emergency permit valid? : How long is an emergency permit valid? Forty-five (45) days from the date of issuance. Upper Big Blue NRD www.upperbigblue.org Source -Title 195 - NDEQ


When do Chemigation Permits (other than emergency) expire? : When do Chemigation Permits (other than emergency) expire? June 1 of the following year


How long does a permit holder have to report changes in a chemigation application? : How long does a permit holder have to report changes in a chemigation application? 10 days


The NRD has _______days to approve or deny a permit. : The NRD has _______days to approve or deny a permit. 45


Who approves Chemigation Permits? : Who approves Chemigation Permits? Natural Resources District


When should a permit be immediately suspended? : When should a permit be immediately suspended? If the NRD or DEQ determines that there is an actual or imminent threat of danger to the public or the environment


THE END : THE END Upper Big Blue NRD www.upperbigblue.org GOOD LUCK