• Coldwater Lake Campout and Trail Work Party – 6/5-7

    Join NWTA for a work party and optional campout at Coldwater Lake in the Mt. St. Helens National Monument. Due to our strong partnership with the US Forest Service we are permitted to camp overnight (primitive) from June 5th - June 7th near the shores of Coldwater Lake. This rare opportunity is only available during ... Read More

  • Powell Butte Ecologist-led Nature Ride – 6/10

    Join NWTA and Portland Parks & Rec Ecologist Christian Haaning for a guided mountain bike tour of Powell Butte's flora and fauna. NWTA is thrilled to collaborate with Portland Parks and Recreation's Christian Haaning, who serves as a Natural Resource Ecologist for Powell Butte Nature Park and broader East Portland. Powell Butte offers miles of ... Read More

  • Sandy Ridge Shuttle – 6/13

    Join Northwest Trail Alliance for a day of shuttled riding at Sandy Ridge! NWTA's annual fundraiser helps raise critical dollars that go right back into trails and bike programming. Each entry cost provides you with unlimited shuttle laps, refreshments, and great community vibes. Local shops, including Cyclepath PDX and River City Bicycles, and other NWTA ... Read More

  • DIG DAY – Hagg Lake – 6/14

    With the start of summer, we plan to begin brushing as much of the trail as possible. Event sponsors: Planned agenda: Work notes: Other Notes:

  • Ride with a Forester at Tualatin Mountain Forest (Rocky Point) – 6/16

    Join NWTA and OSU on June 16 for a group ride at Tualatin Mountain Forest (Rocky Point), led by Jake Barker (OSU Extension Forester). Join NWTA and OSU on June 16 for a group ride at Tualatin Mountain Forest (Rocky Point). Led by Jake Barker (OSU Extension Forester), the ride will include several stops to ... Read More

  • Tillicum Tending 2026 with NWTA – 6/20-21

    Join Orogenesis and the Northwest Trail Alliance deep in the Gifford Pinchot this June to finish our maintenance work on the Tillicum Trail—have you ridden it yet? Tillicum is one of the most primitive trails remaining on the 18omi Loowit Tier we launched last summer. Let’s finish tuning it up! A historic and surprisingly fun ... Read More

  • Ride with a Wildlife Biologist at Chehalem Ridge – 6/24

    Join NWTA and Metro Natural Resource Scientist and Wildlife Biologist Katy Weil for a MTB ride around Chehalem Ridge. NWTA is thrilled to collaborate with Metro's Katy Weil , who serves as a Natural Resource Scientist and Wildlife Biologist for Metro. As we move through the nature park on our ride together, we will observe sections of coniferous forest, Oregon white oak woodland and savannah, and the native shrubs in between. Chehalem Ridge Nature Park is more than just the publicly-accessible trails themselves. There are varied habitats here with diverse natural resources, much of which is managed as natural area ... Read More

  • DIG DAY – Hagg Lake – 7/26

    We are planning to continue brushing as much of the trail as possible. Event sponsors: Planned agenda: Work notes: Other Notes:

  • NW Trail Sisters’ Women’s Beginner Ride at Sandy Ridge – 7/26

    Trail Sisters hears you and we are answering your call! Join us back at Sandy Ridge for a chill, guided ride. This will be a chill, guided ride around the trails at Sandy Ridge. Ride at your own pace, get comfy on your bike, learn from others, and maybe come away with a riding buddy ... Read More

  • NW Trail Sisters’ Women’s Beginner Ride at Rocky Point – 8/8

    Trail Sisters hears you and we are answering your call! Join us at Rocky Point for a chill, guided ride. This will be a chill, guided ride around the trails at Rocky Point. Ride at your own pace, get comfy on your bike, learn from others, and maybe come away with a riding buddy or ... Read More