Posts Tagged: VOC
Calculate Your VOC Emissions
As summer continues to heat up, keep in mind that regulations remain in effect to reduce the volatile organic compounds (VOCs) that can be emitted into the atmosphere by pesticides and other harmful chemicals and contribute to the amount of ozone or smog in the environment.
Calculators from the Department of Pesticide Regulation (DPR) that determine the VOC emissions from fumigant and non-fumigant pesticides before application are available to help growers, pest control advisers, and pesticide applicators comply with the regulations. The UC Statewide Integrated Pest Management (IPM) Program provides a link to these calculators from each of the treatment tables in the UC Pest Management Guidelines. Click on the Air Quality – Calculate emissions button.
Take steps to reduce VOCs. Avoid emulsifiable concentrate (EC) formulations as they release the highest VOC emissions. Pesticide control advisers and growers can also reduce VOC emissions by employing IPM practices such as using resistant varieties, traps, exclusion, and biological control. When using pesticides, spot-treat and seek low-emission materials. Solid formulations, such as granules or powders, are best.
Check the fact sheet on the DPR web site for the most up-to-date-information on VOC restrictions and regulations.
air emissions button
Calculate Your VOC Emissions
As summer continues to heat up, keep in mind that regulations remain in effect to reduce the volatile organic compounds (VOCs) that can be emitted into the atmosphere by pesticides and other harmful chemicals and contribute to the amount of ozone or smog in the environment.
Calculators from the Department of Pesticide Regulation (DPR) that determine the VOC emissions from fumigant and non-fumigant pesticides before application are available to help growers, pest control advisers, and pesticide applicators comply with the regulations. The UC Statewide Integrated Pest Management (IPM) Program provides a link to these calculators from each of the treatment tables in the UC Pest Management Guidelines. Click on the Air Quality – Calculate emissions button.
Take steps to reduce VOCs. Avoid emulsifiable concentrate (EC) formulations as they release the highest VOC emissions. Pesticide control advisers and growers can also reduce VOC emissions by employing IPM practices such as using resistant varieties, traps, exclusion, and biological control. When using pesticides, spot-treat and seek low-emission materials. Solid formulations, such as granules or powders, are best.
Check the fact sheet on the DPR web site for the most up-to-date-information on VOC restrictions and regulations.
Growers: Calculate Your VOC Emissions
Note from Cheryl Wilen: This information may apply if you are located in an area that has restrictions on VOC emissions. This is currently the San Joaquin Valley including all of San Joaquin, Stanislaus, Merced, Madera, Fresno, Kings, and Tulare counties and the valley portion of Kern County. For more information about the regulations see the fact sheet link below.
As summer continues to heat up, keep in mind that regulations remain in effect to reduce the volatile organic compounds (VOCs) that can be emitted into the atmosphere by pesticides and other harmful chemicals and contribute to the amount of ozone or smog in the environment.
Calculators from the Department of Pesticide Regulation (DPR) that determine the VOC emissions from fumigant and non-fumigant pesticides before application are available to help growers, pest control advisers, and pesticide applicators comply with the regulations. The UC Statewide Integrated Pest Management (IPM) Program provides a link to these calculators from each of the treatment tables in the UC Pest Management Guidelines. Click on the Air Quality – Calculate emissions button.
Take steps to reduce VOCs. Avoid emulsifiable concentrate (EC) formulations as they release the highest VOC emissions. Pesticide control advisers and growers can also reduce VOC emissions by employing IPM practices such as using resistant varieties, traps, exclusion, and biological control. When using pesticides, spot-treat and seek low-emission materials. Solid formulations, such as granules or powders, are best.
Check the fact sheet on the DPR web site for the most up-to-date-information on VOC restrictions and regulations.
VOC regulations affect the San Joaquin Valley.
It's that time of year when volatile organic compound (VOC) emissions released from nonfumigant pesticide applications can impair air quality. Regulations are in effect that growers and pest control advisers should know about, especially for the San Joaquin Valley starting May 1.
Here are highlights from Pam Wofford, Department of Pesticide Regulation (DPR), regarding the San Joaquin Valley. Pest control advisers cannot recommend and growers cannot use:
- high-VOC products containing abamectin, chlorpyrifos, gibberellins, or oxyfluorfen
- between May 1 and October 31, 2015 and again for May – Oct. 2016
- for alfalfa, almond, citrus, cotton, grape, pistachio, or walnut
Review the updated factsheet for nonfumigant regulations, available on the DPR website. Limited, specific exceptions are allowed. For exceptions, a PCA recommendation is required.
No regulations affect the use of low-VOC products. Pest control dealer requirements remain unchanged, as do fumigant VOC requirements.
Nonfumigant VOC emissions regulations for the San Joaquin Valley strive to maintain VOC emissions below the state implementation plan goal of 18.1 tons/day. In 2013, emissions increased to 18.28 tons/day from 16.26 tons/day in 2012.
View the 2013 VOC inventory for a report on all five ozone nonattainment areas on the DPR website. In addition to state implementation goals, there are VOC regulation benchmark goals to reduce emissions by 12 to 20% from emission levels in 1990. In 2013, VOC levels were reduced 11 to 88%.
VOC resources:
- Department of Pesticide Regulation VOC information
- Nonfumigant pesticide product VOC information
- UC IPM VOC: learn to minimize emissions and use DPR's VOC calculators
- UCIPM Pest Management Guidelines
Picture showing smoggy conditions.
Calculating volatile organic compound (VOC) emissions from pesticides
Poor air quality
It's that time of year again when hot weather fuels the creation of ozone, or smog. Some pesticides emit volatile organic compounds (VOCs) that contribute to ozone formation. Using pesticides that release VOCs may be restricted in certain California locations between May 1 and October 31.
If you plan to apply a pesticide, use the Department of Pesticide Regulation's VOC calculators to determine emissions from fumigant and nonfumigant pesticides. Get there by clicking on the Air Quality button at the top of each treatment table in the UC IPM Pest Management Guidelines for strawberry and vegetables such as cole crops and lettuce.
Simple steps can minimize the release of VOCs into the air:
- Use pesticides only when necessary.
- Decrease the amount of pesticide applied if appropriate.
- Choose low-emission management methods.
- Avoid emulsifiable concentrate (EC) formulations and fumigants.
Ozone, or smog, is caused by mixing VOCs, nitrogen oxide, and sunshine. High levels of ozone can harm people and crops. Regions in California that do not meet federal or state air quality standards for ozone, called nonattainment areas, may restrict the use of pesticides that release VOCs.