Calendar
This calendar combines events from all five One Tam partners. Please confirm details before attending. If you require an accommodation to participate in an event, please contact the host organization.
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Source: Marin County ParksMount Burdell Preserve
Saturday, May 23, 2026, 8:15 – 10:15pm -
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Source: Marin County ParksRing Mt Preserve
Wednesday, May 27, 2026, 10am – 3pm -
Source: Marin County ParksMount Burdell Preserve
Tuesday, June 2, 2026, 9am – 12pm -
Details: TBD
For questions, reach out to: volunteerprogram@marinwater.org
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Source: Marin County ParksOld St. Hilary’s Preserve
Sunday, June 7, 2026, 10 – 11:30am -
Source: Marin County ParksLoma Alta Preserve
Wednesday, June 10, 2026, 10am – 2pm -
Source: Marin County ParksStafford Lake Park
Saturday, June 13, 2026, 11am – 12:30pm -
Source: Marin County ParksRing Mountain Preserve
Sunday, June 14, 2026, 1:30 – 4:30pm -
Source: Marin County ParksIndian Valley Preserve
Sunday, June 14, 2026, 10am – 2pm -
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Source: Marin County ParksPoint Reyes National Seashore
Wednesday, June 24, 2026, 10am – 2pm
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Source: Marin County ParksRing Mountain Preserve
Friday, June 26, 2026, 8:15 – 9:15pm