List of preserves and the year road and trail designation was completed for each.

Location List of parks, pathways, and preserves managed by Marin County Parks.

Progress toward improving open space habitat preservation and visitor safety via a designated road and trail system.

Agricultural Conservation Easements (ACE) purchased through Farmland Preservation program funded by Parks Measure A

Percent of locally nesting landbird species that are Increasing, decreasing, or stable on Marin Municipal Water District lands from 1996 to 2019. Point Blue Conservation Science has been tracking long-term trends of landbirds on Marin Municipal Water District Lands on Mount Tamalpais for over 20 years.

List of parks and pathways managed by Marin County.

Total number of acres actively managed by the Marin County Open Space District (MCOSD).

Distance and use of designated roads and trails in the Marin County Open Space District.

Identification of and treatment information for Japanese Knotweed sites in West Marin County, CA. This work is performed by the Marin Knotweed Action Team (MKAT), in conjunction with the UC Cooperative Extension. Data is collected annually beginning in 2018.

Japanese Knotweed is a fast growing, invasive weed that can be suppressed over multiple successive years of treatment.

MKAT is a coalition of various land managers (comprised of local, state and federal agencies and non-profit organizations) who are dedicated to sustaining the vibrant and resilient Lagunitas Creek and San Geronimo Creek watersheds, specifically the control and long-term eradication of Japanese Knotweed from these areas.

Treatment Details Column Description:
"Not Treated" -The reasons for not treating may vary, it could be due to the owner of the property declining a treatment or a treatment is planned for a future date, or this is a new site that will have a future treatment.

"Monitoring" -This is an area that has been treated in the past but is monitored for future knotweed occurrences.

"Treated in Year" -The area has been treated in the current year

Counts of ranger-reported incidents by calendar month by various categories of infractions and by park or preserve. Rangers and law enforcement personnel enter these incidents into an internal tracking system. Data spans a rolling, seven year period beginning seven years before the last update date.

The data includes monthly counts of citations and field identifications.