Pesticide REI / PHI Clock
Time remaining on the restricted-entry interval and pre-harvest interval from elapsed time since application, with early-entry / early-harvest violation flags. Per EPA WPS 40 CFR 170 and the product label (the label is the law, FIFRA).
Audience
This tile is built for agriculture and the adjacent professions in the Agriculture and Forestry group. The interactive calculator runs entirely in your browser. No account, no fee, no advertising, no tracking.
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Posture
Rough Logic answers the math question the working professional asks on the job. The site is a calm, fast, ad-free, account-free, ever-free reference. It does not interpret code. It does not replace the licensed professional. It does not store your inputs. The Authority Having Jurisdiction governs all installations and inspections.