Home All TrailsSanta Monica to Tustin via Pasadena

Easy

On-Road

🇺🇸 United States

Recorded Trail

This track was recorded on the ground by an actual expedition vehicle.

ID: US-CA-14

Santa Monica to Tustin via Pasadena

Added on 30 Sep 2026

Logged by @trailxon16 June 2013

Long LA drive from Santa Monica via the Arroyo Seco Parkway and Pasadena to Tustin.

Trail Map

Initialising Map Engine...

Trail Profile

General Instructions

Heavy freeway traffic; avoid rush hour.

Mission Logs81 waypoints

Distance	Direction & Instruction	Gradient	Gear Gearing suggestions are defensive and based on terrain profile. Always assess real-time conditions and the path ahead personally.
0.0 km	E Start Point	6%	2H
1.1 km	SE Terrain Change	-1%	2H
1.5 km	S Terrain Change	-9%	2H
1.8 km	NE Steep Descent	-17%	4H
3.1 km	SE Terrain Change	-10%	2H

Note: Gear suggestions are based on terrain gradient and are for reference only.

Weather check

At Start

39m

Sampling Micro-Climate...

33.9855, -118.5211

Slide to preview conditions across the entire route • Point: 33.9855, -118.5211 @ 39m

Quick Stats

Distance

150.76 km

Type

On-Road Sector

Elevation Range

-1m - 240m

Max Elevation

240 m

Max Gradient

9.1%

22.8%

Highlights

Arroyo Seco Parkway
Pasadena
Orange County

Field Radio Protocol

VHF-UHF Communication

Signal Verified

Emergency Simplex

146.520MHz

Team Coordination

446.006MHz

Scout Primary

146.400MHz

Propagation Telemetry

Ridge Line

92%

Gorge Floor

18%

Sector Relay: Sector Alpha Relay• 12-18 KM Range

Regulatory Compliance

VHF/UHF frequencies are for monitoring and emergency coordination only. Transmitting on these bands may require an Amateur Radio License or regional government permits. Check local telecommunications laws before operation.

Technical Analysis

Total Ascent

+370 m

Total Descent

-397 m

Ruggedness Index

Terrain Roughness Index

Vertical displacement per km. Typical range: 0 (Smooth) to 100+ (Extreme Mountain).

0 (Smooth)50 (Steep)100+ (Extreme)

5.1

Tortuosity Index

Route Curviness Index

Ratio of actual path to straight line. Typical range: 1.0 (Direct) to 3.0+ (Switchbacks).

1.0 (Direct)2.0 (Winding)3.0+ (Serpentine)

2.16

Gradient Distribution

Flat (0-3%)81%

Moderate (3-8%)17%

Steep (>8%)2%

Surface & Hydrology

Paved99%

Unpaved1%

Surface Spectrum Analysis

Asphalt

99%

Dirt Track

Water Crossings

Includes only technical water fords where the vehicle actively enters a stream or riverbed. Permanent bridges are excluded from this count.

Difficulty Analysis

SCORE: 24

Difficulty is determined by a technical multi-vector analysis of elevation profile, surface quality, and topographic intensity.

Resulting CategoryEasy

Bounding Box (WGS84)

MIN LAT: 33.671520

MAX LAT: 34.135869

MIN LON: -118.521053

MAX LON: -117.815867

Point Spacing: 54.7 m • Engine: TrailX Precision GPX ANALYTICS v1.0.0

Reviews & Discussion0

Expedition notes, route modifications, and surface updates shared by the community.

Log Expedition Notes

You must be signed in to contribute reviews

Authenticate Identity

Be the first to review

No reviews registered for this technical sector yet. Share your experience, surface observations, or gear recommendations!