Lake Tapps Reservoir

Reservoir in Washington used for recreation and irrigation

Lake Tapps, a managed reservoir near Tacoma, provides boating, wake sports and shoreline communities; anglers target bass and trout from public launches.

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Canal construction southeast of Lake Tapps, September 26, 1910 (SPWS 18).jpg
Construction of outlet canal from Lake Tapps to powerhouse, July 18, 1910 (SPWS 578).jpg
Control structure 3660.jpg

Lake Tapps at a Glance#

Address: Lake Tapps, Pierce County (near Bonney Lake), Washington, USA

Hours: Open 24 hours

Admission: Free

About Lake Tapps#

Lake Tapps is a man-made reservoir in Pierce County, Washington State, used for recreation and with extensive residential shoreline. It functions as a local focal point for boating, fishing and watersports for communities in the nearby area.

The lake is used extensively for seasonal recreation and has multiple public access points and parks that provide boat launches and picnic areas. The shoreline includes dense lakeside housing and private docks that give the lake a residential character.

The body of water was created and is managed as a reservoir rather than a natural lake; its use and shoreline development have changed over the 20th and 21st centuries as housing and recreational demand increased. Management of water levels and access is handled through local bodies and utility arrangements.

Lake Tapps sits in eastern Pierce County near the communities of Bonney Lake and Sumner, roughly southeast of the Seattle metropolitan area. The lake is surrounded by suburban and semi-rural land uses and is reached by local county roads.

  • Recreation and access: Public parks and launch sites provide access for boating, fishing and watersports; much of the shoreline is lined with private homes and docks.

How to Get to Lake Tapps#

About 30-45 minutes’ drive from Tacoma and 60-75 minutes from Seattle depending on traffic; access via WA‑167 to local exits and county roads into Bonney Lake and surrounding communities.

Tips for Visiting Lake Tapps#

  • The city side of Lake Tapps is lined with residential parks-visit a public boat launch if intending to put a craft in the water.
  • Weekday mornings are quieter; weekends attract local boaters.
  • If planning a longer excursion, check the local county parks for seasonal events and access restrictions.

Best Time to Visit Lake Tapps#

Summer is the busiest for recreational use; spring and autumn are quieter and still pleasant for exploration.

Summer
June-August · 15-28°C
Peak recreation season for boating, wake sports and lakeside activity.
Spring-Autumn
April-May, September-October · 8-20°C
Fewer crowds and pleasant conditions for walking the shoreline.

Weather & Climate near Lake Tapps#

Climate

Lake Tapps's climate is classified as Warm-Summer Mediterranean - Warm-Summer Mediterranean climate with mild summers (peaking in August) and cold winters (coldest in January). Temperatures range from 0°C to 25°C. Abundant rainfall (1175 mm/year), wettest in November.

Air Quality: AQI 26 Good
Temperature & Rainfall
Temperature Range
25°
Warmest Month
0°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January - 0° - 7° 1° 155 mm - - 2.7 m/s - -
February - 1° - 9° 3° 124 mm - - 2.7 m/s - -
March - 2° - 12° 5° 115 mm - - 2.9 m/s - -
April - 4° - 15° 7° 95 mm - - 3.0 m/s - -
May - 7° - 18° 12° 68 mm - - 3.0 m/s - -
June - 9° - 21° 15° 57 mm - - 3.1 m/s - -
July - 11° - 24° 18° 31 mm - - 3.0 m/s - -
August - 11° - 25° 18° 37 mm - - 2.8 m/s - -
September - 9° - 22° 15° 58 mm - - 2.5 m/s - -
October - 6° - 16° 11° 98 mm - - 2.3 m/s - -
November - 3° - 10° 5° 174 mm - - 2.7 m/s - -
December - 1° - 7° 2° 163 mm - - 2.6 m/s - -