Daylight through the yearLongest day (Jun 21): 15 h 41 min5:22 am – 9:03 pmShortest day (Dec 21): 8 h 43 min7:48 am – 4:31 pm
Sun todaySunrise –Sunset –
Natural hazardsOverall risk Relatively HighWashington County, OR, compared with all US countiesHigher-risk hazardsEarthquake Relatively HighHeat wave Relatively HighRiver flooding Relatively HighIce storm Relatively HighSource: FEMA National Risk Index (county level)
Air quality79% of days had good air in 2025289 of 365 days measured76 moderate daysMedian index 36, worst day 88main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Washington County monitors, OR
Drinking waterTualatin Valley Water Districtserves 224,600 people from surface water purchasedNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
