Outdoor Lighting in Hercules, CA (2026)
2 verified outdoor lighting rules for Hercules, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Dark Sky Rules
Hercules steers nighttime lighting at parking lots, loading docks, and industrial sites toward hooded, ground-aimed fixtures instead of unshielded glare. The rule sits inside the City's glare-attenuation performance standard and is applied when the Community Development Department reviews a project's zoning permit.
Hercules Directs Nighttime Lighting Downward
Some RestrictionsHercules Municipal Code § 13-31.300(9)(B)
B. Hooded lights for nighttime illumination should be used for parking areas, shipping and receiving docks and industrial development. Hooded lights direct the light beam towards the ground where dark pavement will not reflect light and cause spillage into neighboring uses.
Light Trespass & Shielding
New development in Hercules must control light and glare so it never spills past its own property line. The performance standard, enforced when the City reviews zoning permits, requires site-specific attenuation measures rather than letting parking lot glare or reflective surfaces reach neighboring parcels.
Hercules Bars Glare Across Property Lines
Some RestrictionsHercules Municipal Code § 13-31.300(9)
9. Light and Glare. The light and glare potential of uses and new development shall be attenuated on a parcel specific basis, applying the following measures so that glare shall not be visible beyond the property line of the use or development. A. Screening of parking areas by using vegetation or trees. This will reduce the amount of glare generated from painted and chrome automobile surfaces a...
Looking for Contra Costa County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Hercules city rules.
Outdoor Lighting in Contra Costa County →