Marin County Unincorporated, California · General provision
22.30.045
Uses
Permitted by right8
- maintenance and repair of existing permitted structures
- additions to existing permitted structures (up to 300 sq ft cumulative lot coverage)
- driveway, road, and utility crossings
- projects to improve fish and wildlife habitat
- water-monitoring installations
- passive recreation that does not disturb native species
- necessary water supply and flood control projects
- agricultural uses that do not result in specified impacts
Extracted standards
3 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Other
- Maximum cumulative lot coverageLot coverageThe share of a lot that buildings may cover, as a percentage. increase within Stream Conservation Area300 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
Additions to existing permitted structures that do not increase the lot coverage within the Stream Conservation Area by more than a cumulative total of 300 square feet.
- Maximum hydrologic connectivity of road surfaces25 pct
Road surfaces and ditches are hydrologically 'disconnected' from streams with a maximum allowable hydrologic connectivity of 25% of the total new road surface.
- Removal of native vegetation below top of bank prohibitedProhibitedNot allowed in the district at all, short of rezoning or a variance.
The removal of native vegetation below top of bank shall be prohibited.
From the ordinance
Allowable uses outside 35-feet from top of bank... Maintenance and repair of existing permitted structures; Additions to existing permitted structures that do not increase lot coverage by more than 300 sq ft cumulative; ... Land uses and improvements not listed above are prohibited.