Public Conduct in Sammamish, WA (2026)
7 verified public conduct rules for Sammamish, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Public Urination
Sammamish treats a first public urination or defecation offense as a civil infraction carrying up to a $250 fine; a second or later violation becomes a criminal misdemeanor under SMC 22.05.090.
Sammamish Public Urination Civil Fine
Significant RestrictionsSammamish Municipal Code § 22.05.090
Any person who intentionally urinates or defecates in a public place, other than a washroom or toilet room, or at a place and under circumstances where such act could be observed by any member of the public, shall be subject to a civil fine not to exceed $250.00 for a first offense. For second and subsequent charges, the person shall be guilty of a misdemeanor.
Skateboarding Rules
Sammamish Municipal Code § 7A.08.010 caps travel speed at 15 miles per hour in every city open space, trail, park area and park facility, and it expressly lists skateboards among the modes of travel covered. Riding faster than posted conditions allow, or in a way that endangers people, property or wildlife, is a civil offense.
Sammamish Park Skateboard Speed Limit
Some RestrictionsSammamish Municipal Code § 7A.08.010
(1) No person may travel within any City of Sammamish open space, trail, park area, or park facility at a speed greater than 15 miles per hour. No person may travel at a speed greater than is reasonable and prudent under the conditions and having regard to the actual and potential hazards then existing. In no event may a person travel at a speed which endangers the safety of persons, property, ...
Loud Party Ordinance
Sammamish Municipal Code § 8.20.020 bans underage drinking gatherings outright, treating any party of four or more where minors possess or show effects of alcohol as a public nuisance. Section 8.20.010 places liability on the 'responsible person' who controls the property or organizes the gathering, and § 8.20.040 sets civil fines of $500 to $1,000 per day.
Sammamish Underage Party Host Liability
Heavy RestrictionsSammamish Municipal Code §§ 8.20.010, 8.20.020
8.20.010 Definitions. ... (4) "Underage gathering" means a party or gathering of four or more persons at a property at which alcoholic beverages are being or have been consumed or possessed by one or more underage persons, or at which one or more underage persons are exhibiting effects of consuming alcoholic beverages. ... 8.20.020 Underage gatherings prohibited. (1) An underage gathering const...
Loitering Rules
Sammamish Municipal Code § 7A.07.010 makes loitering in restrooms unlawful across every city open space, trail, park area, park facility and associated marine area, treating a violation as a civil offense. The city backs this park-specific rule with a separate citywide loitering standard at SMC § 12.05.060, which adopts King County Code § 12.64.010 by reference for areas outside city parks.
Sammamish Park Restroom Loitering Ban
Some RestrictionsSammamish Municipal Code § 7A.07.010
Loitering in restrooms is prohibited in City of Sammamish open spaces, trails, park areas, or park facilities. Any person violating provisions of this rule shall have committed a civil offense.
Outdoor Smoking Restrictions
Sammamish adopts Washington's statewide public-place smoking law wholesale: SMC 70.05.010 incorporates RCW 70.160.030, which bars smoking in enclosed public places outside designated smoking areas, plus the signage, private-workplace and enforcement provisions in RCW 70.160.040 through 70.160.070, all by reference into City code.
Sammamish Public-Place Smoking Ban
Significant RestrictionsSammamish Municipal Code Section 70.05.010
The following provisions of the Revised Code of Washington as presently constituted or hereinafter amended are adopted by reference: RCW 70.54.010 Polluting water supply - Penalty. 70.93.060 Littering prohibited - Penalties. 70.160.020 Definitions. 70.160.030 Smoking in public places except designated smoking areas prohibited. 70.160.040 Designation of smoking areas in public places - Exception...
Public Marijuana Use
Sammamish doesn't write its own marijuana-use ban for parks; instead SMC 7A.05.060 adopts state law by reference, incorporating "RCW 69.50.445... now in effect and as subsequently amended," so police and park rangers enforce the state civil infraction directly on City open space, trails, and facilities.
Sammamish Park Marijuana Use Rule
Some RestrictionsSammamish Municipal Code § 7A.05.060
The following statute of the state of Washington is adopted by reference, now in effect and as subsequently amended: RCW 69.50.445.
Public Alcohol Use
Alcohol is banned by default across Sammamish parks, trails, and open space. SMC 7A.05.010 makes it unlawful to open, possess, or consume alcohol anywhere in City park areas except locations the director has designated in writing, and violation is a criminal misdemeanor, not just a citation.
Sammamish Park Open Container Ban
Significant RestrictionsSammamish Municipal Code § 7A.05.010
It is unlawful to sell, open or possess alcoholic beverages in an open container, or consume any alcoholic beverage in a City of Sammamish open space, trail, park area, park facility or associated marine area except in the following designated areas subject to written approval by the director and under the following conditions: (1) The sale and consumption of alcoholic beverages is permissible ...
Looking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Sammamish city rules.
Public Conduct in King County →