Calendar of Events

If you know of any events of interest please reach out to calendar@onemontgomerygreen.org

park cleanup

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  • Defensores de la Cuenca – Celebramos San Francisco de Asis y el fin de Tiempo de Creacion

    Broadacres Local Park 710 Beacon Road, Silver Spring, MD, United States

    Celebramos San Francisco de Asis y el fin de Tiempo de Creacion Saturday, October 3  •  11:00 am – 1:00 pm Broadacres Local Park 710 Beacon Rd, Silver Spring, MD Join Defensores de la Cuenca in their first “two-for-one” event – a joint celebration of Saint Francis of Assis and a park clean up. Event […]

  • Extreme Cleanup – Wheaton Claridge Local Park

    Wheaton-Claridge Local Park 11901 Claridge Road, Wheaton, MD, United States

    Extreme Cleanup - Wheaton Claridge Park Saturday, April 10, 2021 from 10:00 am to 12:00 pm  WHEN Saturday, April 10, 2021 from 10:00 am to 12:00 pm WHERE Wheaton Claridge Park at 11901 Claridge Rd, Wheaton, MD, 20902 This is a free event! CONTACT Rock Creek Conservancy at (301) 579-3105   Please join Rock Creek […]

  • Blue Planet Scuba Fall Litter Cleanup – Peirce Mill

    Peirce Mill 2401 Tilden St NW, Washington, DC, United States

    Blue Planet Scuba Fall Litter Cleanup - Peirce Mill Sunday, November 28, 2021 from 10:00 am to 12:00 pm Peirce Mill at 2401 Tilden St NW, Washington, DC 20008 Rock Creek Conservancy, the National Park Service, and Stream Team Leader Jonas Furberg of Blue Planet Scuba invite you to help us clean up Rock Creek! […]

  • Rock Creek Conservancy Clean-Up: Piney Branch

    Piney Branch Litter Cleanup Saturday 2/19, 10am-12pm Piney Branch Picnic Pavilion #29, Piney Branch Pkwy NW, Washington, DC  Please join the Conservancy and the National Park Service for a number of stewardship activities taking place over the Presidents' Day holiday weekend, led by our trained volunteer leaders! More Info and to Register

  • Rock Creek Conservancy Clean-Up: Invasive Removal at Melvin Hazen East

    Invasive Removal at Melvin Hazen East Saturday 2/19, 10am-12pm Melvin Hazen East, 2801 Quebec St, NW, Washington, DC Please join the Conservancy and the National Park Service for a number of stewardship activities taking place over the Presidents' Day holiday weekend, led by our trained volunteer leaders! More Info and to Register

  • Rock Creek Conservancy Clean-Up: Peirce Mill Litter Clean-Up

    Peirce Mill 2401 Tilden St NW, Washington, DC, United States

    Peirce Mill Litter Cleanup Sunday 2/20, 10am-12pm Peirce Mill, 2401 Tilden St NW, Washington, DC  Please join the Conservancy and the National Park Service for a number of stewardship activities taking place over the Presidents' Day holiday weekend, led by our trained volunteer leaders! More Info and to Register

  • Rock Creek Conservancy Clean-Up: Normanstone Clean-Up

    Normanstone Cleanup Monday 2/21, 10am-12pm Normanstone, 2825 Normanstone Dr NW, Washington, DC  Please join the Conservancy and the National Park Service for a number of stewardship activities taking place over the Presidents' Day holiday weekend, led by our trained volunteer leaders! More Info and to Register

  • 2023 Rock Creek Extreme Cleanup Community Day

    The 2023 Rock Creek Extreme Cleanup will be a month-long extravaganza in April, anchored by a Community Day on Saturday, April 15. Cleanup events will be hosted throughout the entirety of the Rock Creek watershed, with volunteers across the watershed participating in litter cleanup events lasting 2-3 hours, helping to keep Rock Creek clean from the most […]

  • Weed Warrior Workday at Bullis Local Park

    Bullis Local Par 8501 Houston Street, Silver Spring, MD, United States

    Weed Warrior Workday at Bullis Local Park Meet at the bleachers along Easley Street Saturday, March 28, 2026 10:00AM - 12:00PM Save the trees and protect the Sligo Creek watershed Join Weed Warrior Supervisor Alexander for a non-native, invasive plant removal workday at Bullis Local Park in Silver Spring. Plan to meet at the bleachers on Easley Street. […]