Washington Revised Code Title 70. Public Health and Safety § 70.74.250. Blasting near fur farms and hatcheries

Between the dates of January 15th and June 15th of each year it shall be unlawful for any person to do, or cause to be done, any blasting within fifteen hundred feet from any fur farm or commercial hatchery except in case of emergency without first giving to the person in charge of such farm or hatchery twenty-four hours notice: PROVIDED, HOWEVER, That in the case of an established quarry and sand and gravel operations, and where it is necessary for blasting to be done continually, the notice required in this section may be made at the beginning of the period each year when blasting is to be done.