Level of Service (LOS)

San Francisco Traffic

A Critical Evaluation of the Urban Mobility Report

The Urban Mobility Report (UMR) evaluates traffic congestion problems and recommends congestion reduction solutions. How well does it reflect travelers' priorities?

July 13, 2021 - Todd Litman

Los Angeles STreet

Level of Service Canceled in Los Angeles

The Los Angeles City Council voted to officially end the use of Level of Service in measuring environmental impact in favor of a more people-friendly measure: vehicle miles traveled.

August 12, 2019 - Streetsblog Los Angeles

Lombard Street San Francisco

*Video: Explaining Vehicle Miles Traveled (VMT)

Conventional planning evaluates transport system performance car-centric indicators such as roadway Level-of-Service (LOS). Many jurisdictions are shifting to Vehicle Miles Traveled (VMT), which supports multimodal planning and Smart Growth policies.

January 31, 2019 - Fehr and Peers via YouTube

South Lake Union

Level of Service Reform Bill Approved by Seattle City Council

A major change to planning paradigms in the city of Seattle.

January 16, 2019 - The Urbanist

Bell Street Seattle

Level of Service Reform Takes Step Forward in Seattle

The city of Seattle is making more room for alternative transportation modes in its level of service calculations.

January 2, 2019 - The Urbanist

Little Tokyo

The Final Days of 'Level of Service' in California's Environmental Review Process

A long-awaited draft update of the California Environmental Quality Act (CEQA) has finally been released, and Level of Service will finally be a thing of the past in the next two to four years.

December 7, 2017 - Streetsblog California

California Environmental Law Continues to Frustrate Bike Planning (for Now)

Help is on the way. The law that requires the governor's planning office to devise an alternative method for measuring vehicle traffic for environmental compliance will also take up where an earlier law that exempted bike lanes from CEQA left off.

April 16, 2016 - Los Angeles Times

San Francisco Leading CEQA Reform Process—Scraps Level of Service

The San Francisco Planning Commission took historic action earlier this month, voting to end the use of Level of Service in environmental review.

March 11, 2016 - San Francisco Planning Department

Pasadena Ditches 'Level of Service' Review for Multi-Modal Measurements

Pasadena got out in front of the state of California this week by replacing "level of service" with a more holistic, less car-centric, set of standards for review under the California Environmental Quality Act.

November 6, 2014 - Boyonabike!

Four-Lane Freeway

Reform Transport Engineering: Expand Beyond Just Roadway Level of Service (LOS) Ratings

Transportation engineers currently evaluate urban transport system performance using roadway level of service (LOS) ratings. Here are six good reasons to change.

September 29, 2014 - Todd Litman

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Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Hand Drawing Master Plans

This course aims to provide an introduction into Urban Design Sketching focused on how to hand draw master plans using a mix of colored markers.