Severe weather warning in effect for the Puget Sound area.
A series of storm systems is set to move through the Puget Sound area that have the potential to cause impacts over the next couple of days. The second, and potentially more powerful storm system will push through sometime on Saturday evening and into Sunday. The latest information can be found on alert.seattle.gov.
Using our streets to provide safe, affordable travel choices and that encourage people to get out and enjoy their neighborhood on foot or by bike. In doing so, we reduce greenhouse gas emissions, improve the health of or residents and make it comfortable for people of all abilities to move around.
The year-long Green Building Task Force produced a report and policy recommendations that helped shape the identification and prioritization of Seattle’s current green building initiatives. Visit the archived site for background.
The Department of Planning and Development maintains a set of information sheets to assist applicants in understanding and complying with code. A subset of these tip sheets address green building issues, from natural ventilation to advanced framing. Search the full list for the term ‘Green Building.’
This tool, based on the REGREEN guide from US Green Building Council and the American Society of Interior Designers, provides a list of strategies tailored to the scope of a homeowner or building professional's residential remodeling project.
Portfolio Manager is the online building energy tracking tool referenced by Seattle's Energy Benchmarking ordinance. It is a convenient interface for tracking building energy use and comparing building use to national averages for the building type.
Factsheets and rebate information for businesses, including case studies, overviews for different types of businesses (restaurants, grocers, data center/IT), and general lighting/lighting control tips.
Seattle City Light’s 2013 Conservation Potential Assessment analyzes Seattle’s current electricity use patterns and identifies energy savings potentials for the residential, commercial, and industrial sectors.
To evaluate performance of green roofs in local climate conditions, SPU and OSE managed a multi-year monitoring effort. This project collected data from green roofs on five buildings, including continuous monitoring of a variety of characteristics. The findings from this study improve our understanding of how green roofs work in Seattle.
Report evaluates the impacts of innovative LEED certified green buildings on the City's infrastructure and resources over time and calculates the anticipated savings in transportation, water, energy, carbon and the actual savings in construction & demolition waste.
April 2012. Report identifies the most commonly implemented sustainable design strategies and evaluates the impacts of innovative Built Green certified single-family and townhome projects on the City's infrastructure and resources over time.
August 2010 by Annika McIntosh, University of Washington Green Futures Lab for SPU. This report provides a snapshot of industry trends, project locations, and the total square footage of green roofs in Seattle.
December 2009 by Ecotope Inc. with GGLO for DPD. Energy and water bills from ten new mid-rise multifamily buildings in Seattle were analyzed to better understand how energy is used in this building type, and to determine where to focus efforts aimed at conservation.
July 2011 by: Davis Langdon. Report examines the cost of incorporating sustainable design features into market rate housing through an examination of a population of projects in Seattle. The report compares the cost of green-rated market rate housing project and to similar standard projects.
July 2009 by: Davis Langdon. Report examines the cost of incorporating sustainable design features into affordable housing projects. Includes analysis of overall construction costs for green-rated and standard affordable housing projects, and a summary of key findings.
February 2011 prepared by: Cascadia Green Building Council for the City of Seattle to identify regulatory pathways for Seattle-area projects pursing net zero water strategies. This report describes obstacles present within current codes, identifies possible alternative pathways for projects seeking approvals, and provides guidance to design teams pursing the goals of the Living Building Challenge.
July 2014 by Mike D. Kennedy, Inc. An analysis comparing the code stringency of the 2012 Seattle Energy Code to ASHRAE 90.1-2010, the standard used by the US Green Building Council’s LEED rating system, finds that buildings in Seattle are expected to be, in aggregate, 11.3% more efficient than similar buildings constructed to the ASHRAE standard.
In 2013, Seattle completed the Energy Benchmarking and Reporting program ramp-up phase by collecting whole-building annual energy use for commercial and multifamily buildings 20,000 square feet or larger. This first report summarizes program outcomes, building characteristics, trends, and recommendations.
December 2014. Energy benchmarking results for City-owned buildings comparing calendar years 2013 and 2014. The report covers facilities 10,000 square feet and larger as well as public service facilities – community centers, libraries, fire stations, and police stations – regardless of size.
May 2013. Energy benchmarking results for City-owned buildings comparing calendar years 2011 and 2012. The report covers facilities 20,000 sq.ft. and larger as well as many smaller public service facilities.
September 2015. This report presents results, accomplishments, trends, and recommendations from analysis of Seattle’s building energy benchmarking data for the 2013 calendar year, the third year of energy performance data reported to the City of Seattle.
August 2015 by Arup for DOE & OSE, Climate Action Champions Technical Assistance Project. An evaluation of the impact of a range of energy conservation measures, and associated costs, that can be used to retrofit Seattle’s existing multi-family buildings for improved energy performance.
September 2015. Energy benchmarking results for City-owned buildings comparing calendar years 2013 and 2014. The report covers facilities 10,000 square feet and larger as well as public service facilities – community centers, libraries, fire stations, and police stations – regardless of size.
May 2015 by PNNL for DOE & DPD, Climate Action Champions Technical Assistance Project. The report evaluates options om the Seattle Energy Code of limiting trade-offs of building envelope components less stringent than the prescriptive code envelope requirements by using better-than-code but shorter-lived lighting and HVAC components through the total building performance modeled energy compliance path.
June 2015 by Arup for DOE & DPD, Climate Action Champions Technical Assistance Project. A roadmap for transition to alternate heating technologies in commercial buildings that may be more efficient for Seattle’s climate, resulting in lower energy consumption and reduced or eliminated carbon emissions.
Green building and energy efficiency certifications provide assurance that a builder has instituted measures to increase the performance of a building. Consider certifying your new building under one of the green building rating systems available.
The US Green Building Council offers a series of green building credentials related to their LEED products, ranging from the most general Green Associate designation, through Accredited Professional designation with specialty in one of the LEED Rating Systems.
Originating in the AIA Seattle office, this in-depth energy efficient building design series is now offered in more than twenty AIA chapters across the country. The ten, four-hour sessions cover the gamut of topics needed to design and build next-generation energy efficient buildings that support the 2030 Challenge for dramatic reductions in buildings' energy use intensity.
This designation from the Passive House Institute US provides deep understanding of Passive House standard and certification process. Training and certification for builders and Passive House raters is also available.
A program of the US Green Building Council and the American Society of Interior Designers, REGREEN certified professionals receive training via online modules in green and healthy remodeling design and construction practices.
Published by BuildingGreen.com, this monthly publication covers green building design, construction, and current events. This advertisement-free periodical provides in-depth reporting on timely green building topics.
This monthly publication from Taunton Press consistently features articles on energy-conscious design and construction, healthy building practices, and other aspects of green building, written from the architect and builder perspectives. Special issues and other publications from Taunton address residential green building concepts in depth from an applied perspective
"Building Science" examines the effect of heat transfer, ventilation and moisture on buildings. BSC has conducted extensive research and testing of various building assemblies and designs to determine those most resistant to damage from bulk moisture, water vapor, and other building hazards. A variety of fact sheets, reports, and guides cover these topics from the building science perspective.
The US Environmental Protection Agency maintains extensive information on green building-related topics. These include general green building, waste prevention and recycling, purchasing recycled content building materials, and combating building-related human health hazards like lead and asbestos.
A portal to all residential energy conservation, targeted at the homeowner. Learn about weatherization, insulating, heating and cooling, appliances, residential renewable energy, home energy audits, and much more.
An interdisciplinary public-private collaborative working to create a high-performance building district in downtown Seattle. The 2030 District uses the Architecture 2030 Challenge for Planning performance goals for energy, water, and transportation CO2 reductions.
PHNW is a regional association of Passive House Consultants and advocates in the Pacific Northwest. The Seattle chapter holds monthly meetings at the Phinney Neighborhood Center, and periodic conferences provide applied information on building super-efficient homes and buildings.
The Northwest EcoBuilding Guild is a member-based green building nonprofit. The Central Puget Sound chapter serves the Seattle area, and holds monthly meetings at the Phinney Neighborhood Center. The EcoBuilding Guild's Green Pages publication lists their members, ranging from architects to rainwater harvest specialists.
Fannie Mae offers several programs to finance energy and water efficiency improvements for existing multifamily properties, including multifamily affordable housing buildings. A case study is available for their Green Preservation Plus program.
The goal of this Department of Transportation plan is to triple the amount of bicycling in Seattle between 2007 and 2017, and to reduce the rate of bicycle collisions by one third during the same timeframe.
Our comprehensive plan, Toward a Sustainable Seattle, is a 20-year vision and roadmap for Seattle’s future and provides the framework for most of Seattle’s big-picture decisions on how to grow while preserving and improving our neighborhoods.
Approved by voters in November 2015, the 9-year, $930 million Levy to Move Seattle provides funding to improve safety for all travelers, maintain our streets and bridges, and invest in reliable, affordable travel options for a growing city.
Develops just and integrated policy and action recommendations that promote health, sustain and strengthen the local and regional food system, and engage and partner with agriculture, business, communities and governments in the four-county region.
The Farms and Food Roundtable, jointly convened by the City of Seattle, King County, and Pike Place Market, identified key recommendations to preserve farmland and increase market and distribution opportunities for local small and mid-sized farmers in King County.
The Shoreline Master Program (SMP) is mandated by the state Shoreline Management Act (SMA), created by citizen referendum in 1972, and includes the goals, policies, and regulations that govern land use and activities within the Seattle Shoreline District.
The South Fork Tolt River is the smaller and lesser known (than the Cedar River) but still essential second supply watershed in SPU’s freshwater supply system. Located in the foothills of the Cascades in east King County, it supplies about 30% of the drinking water for 1.3 million people in and around Seattle.
Ecosystem services are the environmental benefits provided by urban trees. These benefits include trapping and slowing rain water, energy conservation, carbon sequestration, heat island reduction, and improvements to air and water quality.
Supporting a healthy environment is one of Seattle Parks and Recreation’s fundamental outcomes as an organization, together with healthy people, strong communities and financial sustainability. Seattle Parks and Recreation's 2013 environmental stewardship report shows our commitment to track and report our work through enhanced performance management. The information will be used to recognize achievements and identify opportunities for improvement.