Calendar
Featured Events
- Saturday, December 6, 2025 — 9am - 2pmMarin Water Volunteer Events CalendarDetails TBD; locations vary.
- Saturday, December 13, 2025Source: One Tam CalendarWhen: Saturday, December 13th, 2025, 10 am–2 pm; Where: Mt Burdell Preserve, Novato; specific meeting location will be listed in the registration confirmation email. Registration is required.
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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Upcoming Events
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9am - 2pmMarin Water Volunteer Events Calendar
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9 a.m.-2 p.m.Marin Water
When: First Saturday of every month, September until December 9 a.m.-2 p.m.
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Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: Marin County ParksRush Creek Preserve
Sunday, December 7, 2025, 10am – 2pm -
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Source: One Tam Calendar
When: Wednesdays, 10 am–2:30 pm; Registration Required
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: One Tam Calendar
When: Wednesdays, 10 am–2:30 pm; Registration Required
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: One Tam Calendar
When: Saturday, December 13th, 2025, 10 am–2 pm;
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Source: Marin County ParksDeer Island Preserve
Saturday, December 13, 2025, 6:30 – 8:30am -
Source: Marin County ParksRush Creek Preserve
Sunday, December 14, 2025, 9 – 11am -
Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: One Tam Calendar
When: Sundays, 9:30 am–2:30 pm
Where: Marin county; specific meeting location will be in the confirmation email after registering
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Source: Marin County ParksLas Gallinas Ponds
Tuesday, December 16, 2025, 10am – 12pm