A no-fee permit is required for after-hours use of select preserve parking lots for astronomical viewing. The parking lots are open for permit-only parking from one half-hour after sunset to 2:00 a.m., with the exception of the parking lots labeled with AUTO GATE, which must be accessed no later than sunset.
- The term "after-hours" is defined as one-half hour after official sunset to official sunrise the following day. The preserves are closed to the public during this time.
- No use of surrounding trails is allowed, and camping is prohibited.
- Fires and camp stoves of any type are prohibited.
If you are charging a fee for your event, you must provide an insurance certificate and endorsement listing the District as additionally insured.
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