Notification Requirements for Outdoor Pesticide Applications
The City of Boulder's Pesticide Ordinance(Section 6-10 of the Boulder Revised Code) requires that Boulder residents be notified when and where pesticides are used. The ordinance does not prohibit or limit the use of pesticides.
- Contracting Party - a person or entity who arranged commercial pesticide application.
- User of Pesticide - contracting parties and property owners.
- Pesticide - any substance or mixture of substances intended for destroying or repelling any pest.
1. Airborne applications or tree spraying (over five-feet in height) requires notification BEFORE or AFTER application.
2. All Pesticide Use requires notification immediately AFTER application EXCEPT:
- Spot treatment of individual weeds, and the
- Treatment area is less than 100 square-feet on a lot.
- Verbal Notice to the occupants of each adjacent property, OR
- Written Notice to the occupants of each adjacent property, OR
- Post a Sign on the property to be treated. A sign is required to be posted after pesticide use.
What is Required on the Notice or Sign:
- Indication that pesticides will be applied.
- The date of application.
- Date the notice is given.
- Date the notice expires, maximum of seven days.
- Name and telephone number of a person who can give information about what was applied.
- Size - A minimum of one-foot by one-foot in dimension.
- Color - Dark lettering on a yellow background.
- Location - Posted in a conspicuous place along the principle street frontage of the property to be sprayed.
- Posted - At common access points of commercial buildings or apartment complexes.
- Length of Posting - A sign is required to be posted for at least 24 hours after pesticide use.
- Required Information:
- Date of Application
- Date of Notice
- Notice expiration date
- Name of Applicator
- Phone number