Sardis Unit Trail,
Antioch Dunes National Wildlife Refuge
Elevation
The Sardis Unit Trail has a maximum elevation of 0 ft., a minimum elevation of -114 ft. and an elevation range of 114 ft.
Metrics
| [ A to B ] or [ B to A ] | |||
|---|---|---|---|
| Length 2 | Min Ele 3 | Max Ele 4 | Range 5 |
| 0.3 mi | -114 ft | 0 ft | 114 ft |
| [ A to B ] | |||
|---|---|---|---|
| Time 6 | Floors 7 | Gain 8 | Loss 9 |
| 9 min | 2.3 | 28 ft | 34 ft |
| [ B to A ] | |||
|---|---|---|---|
| Time | Floors | Gain | Loss |
| 9 min | 2.8 | 34 ft | 28 ft |
Calories
The following chart shows the total calories that you may expend on the trail while hiking in both directions. The chart is based on data derived from a statistical model of energy expenditure that relates gross weight, typical speed and trail topography.
Topo Maps
Download the PDF Sardis Unit Trail topo map and the adjoining quads to plan your hike. These are full-sheet, 7.5 Minute (1:24,000 scale) topographic maps.
Adjoining 7.5' Quadrangle Legend
- Northwest Topo Map: Denverton, CA
- North Topo Map: Birds Landing, CA
- Northeast Topo Map: Rio Vista, CA
- West Topo Map: Honker Bay, CA
- Topo Map: Antioch North, CA
- East Topo Map: Jersey Island, CA
- Southwest Topo Map: Clayton, CA
- South Topo Map: Antioch South, CA
- Southeast Topo Map: Brentwood, CA
FAQ
What is the length of the Sardis Unit Trail?
The length of the trail is 0.3 miles (0.5 km) or 649 steps.
How long does it take to hike the Sardis Unit Trail?
A person in good physical health can hike the trail in 9 minutes in one direction and in 9 minutes in the opposite direction.
Warnings
Prevent tick bites: Treat clothing and gear, such as boots, pants, socks and tents with products containing 0.5% permethrin.
(cdc.gov)
- The American dog tick (Dermacentor variabilis) may be present in this area. The American dog tick transmits Tularemia and Rocky Mountain Spotted Fever.
- The Brown dog tick (Rhipicephalus sanguineus) may be present in this area. The Brown dog tick transmits Rocky Mountain Spotted Fever.
- The Western blacklegged tick (Ixodes pacificus) may be present in this area. The Western blacklegged tick transmits Anaplasmosis and Lyme Disease.
Footnotes
- Steps is a unit of distance equal to the sum of stride lengths that vary with the terrain.
- Length is the distance of the trail between the two trailheads, measured on the trail.
- Min Ele is the minimum elevation on the trail.
- Max Ele is the maximum elevation on the trail.
- Range is the difference between maximum and minimum elevation.
- Time is the typical total time required to hike the trail.
- Floors is the gain divided by twelve feet, the height of one floor.
- Gain (cumulative elevation gain) is the sum of every gain in elevation.
- Loss (cumulative elevation loss) is the sum of every loss in elevation.