National Wildlife Refuge System

SAN DIEGO BAY
NATIONAL WILDLIFE REFUGE

1080 Gunpowder Point Drive
Chula Vista, CA, 91910
Phone: 619-575-2704
E-mail: slader_buck@fws.gov

BUTTERFLY & HUMMINGBIRD GARDEN TRAIL

Trail Information

  • Length: 0.05 Miles
  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 3.5
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Gravel

Special Features

  • Get outside and get active

GUNPOWDER POINT INTERPRETIVE TRAIL

Trail Information

  • Length: 0.6 Miles
  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 0.9
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Native

Special Features

  • Sights, sounds, smells: majestic
Last updated: October 28, 2010