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Union City, CA

Pop. 70,143 · Alameda County

Most looked-up rules in Union City

The topics readers look up most across the site, as they apply in Union City.

Landscaping Rules

Tree Removal & Heritage Trees

Significant Restrictions

Union City requires a permit before trimming or removing protected trees, generally those with a 35-inch trunk circumference on residential lots, or 12 inches when tied to a zoning or…

Composting

Few Restrictions

Union City lets residents pile leaves, grass clippings and similar yard debris for backyard composting or mulching, exempting that material from the citywide ban on storing solid waste…

Weed Ordinances

Some Restrictions

Union City's Chapter 7.08 Weed Abatement Ordinance authorizes the City to abate hazardous weeds and rubbish on streets, sidewalks, and private property, with the Fire Chief enforcing…

Native Plants

Light Restrictions

Union City's landscape ordinance requires covered projects to pick at least one water-efficiency method, listing protection of native species and selection of local native plants as…

Water Restrictions

Some Restrictions

Covered new and rehabilitated landscapes in Union City must run overhead sprinklers only between 8 p.m. and 10 a.m., with the stricter of the City's or Alameda County Water District's…

Tree Trimming

Some Restrictions

Union City requires eight feet of branch clearance over sidewalks, twelve feet over residential streets, and fourteen feet over truck routes: anything less is declared a public…

Artificial Turf

Some RestrictionsAlameda County

Artificial turf is permitted in Alameda County as a water-saving lawn alternative. State AB 1572 restricts potable irrigation of non-functional natural turf starting 2027, boosting…

Rainwater Harvesting

Light RestrictionsAlameda County

Rainwater harvesting is legal and encouraged in Alameda County under CA Rainwater Capture Act of 2012 (AB 1750). Rain barrels under 5,000 gallons for landscape irrigation generally…

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