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All pesticides shall be applied by, or under the supervision of, an Oregon Certified Pesticide Applicator. The certified applicator shall be responsible for overseeing and authorizing all pesticide use by city staff.

A. If pesticides with active ingredients having a greater acute toxicity than table salt (LD 50 = 2,500) are applied, the area of application shall be posted in advance and for the duration of the re-entry time specified on the pesticide label or MSDS sheet. For those application areas within fifty feet of the property line of a residence, written notice shall be given to such residence by mail or personally delivered.

B. Effort shall be made to determine the LD 50 of inert ingredients prior to application of a pesticide. If pesticides with inert ingredients having a greater acute toxicity than table salt (LD 50 = 2,500) are applied, the area of application shall be posted in advance and for the duration of the re-entry time specified on the pesticide label or MSDS sheet. For those application areas within fifty feet of the property line of a residence, written notice shall be given to such residence by mail or personally delivered.

C. Consideration shall be given to the possible short and long-term adverse impacts of the application upon humans, animals and plants of the proposed pesticide and of any chemical alternatives.

D. Different pesticides shall not be mixed.

E. No application shall be made when wind, rain, temperature or other environmental conditions would likely cause the pesticide to drift off target or onto adjoining property.

F. A written record shall be kept of all pesticide applications. Such records are to include the following information:

1. Name of applicator and date and time of application.

2. Substance used and location applied.

3. Mixing ratio.

4. Total amount used.

5. Weather conditions.

6. Other pertinent information.

7. Name of certified applicator and department head who approved application.

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