Athletic Field Turf Maintenance — Herbicides and Fertilizer on Playing Surfaces (Glyphosate, 2,4-D, Synthetic Fertilizer Residues, Child Dermal Exposure) — outdoor safety profile
Moderate riskAthletic field turf maintenance programs apply herbicides (glyphosate, 2,4-D, dicamba, MCPP), insecticides (chlorantraniliprole, bifenthrin), and synthetic fertilizers (ammonium nitrate, urea, potassium chloride) to natural grass playing surfaces at schools, parks, municipal fields, and professional stadiums.
What is this product?
Athletic field turf maintenance programs apply herbicides (glyphosate, 2,4-D, dicamba, MCPP), insecticides (chlorantraniliprole, bifenthrin), and synthetic fertilizers (ammonium nitrate, urea, potassium chloride) to natural grass playing surfaces at schools, parks, municipal fields, and professional stadiums. These surfaces experience direct, prolonged skin contact during athletic activity — sliding tackles, diving catches, wrestling, and ground-level play expose athletes (predominantly children and adolescents) to pesticide residues through dermal absorption, hand-to-mouth transfer, and inhalation of re-suspended particulate. Dislodgeable foliar residues (DFR) — the fraction of applied pesticide transferable to skin on contact — can persist on turfgrass for 3-14 days after application depending on compound, irrigation, and weather. A University of Massachusetts study found glyphosate DFR on turfgrass exceeded EPA dermal exposure benchmarks for children within 24 hours of application. The 2015 IARC classification of glyphosate as 'probably carcinogenic to humans' (Group 2A) intensified scrutiny of municipal turf programs, leading numerous school districts and municipalities (including Miami-Dade County, Portland OR, and New York City parks) to adopt integrated pest management (IPM) or organic turf management programs that eliminate synthetic herbicides from athletic fields.
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Applied Herbicide
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