Oregon Revised Statutes Crimes and Punishments § 167.810

(a) The person intentionally maintains or leaves in a place accessible to children a container with a compartment of more than one and one-half cubic feet capacity and a door or lid which locks or fastens automatically when closed and which cannot easily be opened from the inside; or

(b) Being the owner or otherwise having possession of property upon which there is a well, cistern, cesspool, excavation or other hole of a depth of four feet or more and a top width of 12 inches or more, the owner intentionally fails or refuses to cover or fence it with a suitable protective construction.