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VII. Timeline of Pacific Northwest Environmental History, from Contact to the Present

Year

Events

1730s 
Pacific Northwest Indians incorporating horses into their societies for transportation and wealth
1774
Juan Jose Perez Hernandez explores Pacific Northwest coastline and trades with Indians
1775   
Bruno de Heceta and Juan Francisco de la Bodega y Quadra sail northward, landing and claiming territory at points in present-day Washington and British Columbia
1788
John Meares takes cargo of ship spars to China from Puget Sound
1792
Captain George Vancouver explores Puget Sound as part of Royal Navy expedition
1804 
Lewis and Clark’s “Corps of Discovery” depart
1805
Lewis and Clark arrive at the Pacific Ocean, near present-day Astoria, Oregon; return to St. Louis the following spring
1810
North West Company establishes a trading post near present-day Spokane
1824  
George Simpson of the Hudson’s Bay Company launches aggressive trapping policies to create a “fur desert” and drive out American competitors
1827  
First lumber mill in the North American West started by the Hudson’s Bay Company at Fort Vancouver, operated by Hawaiian labor
1833 
Hudson’s Bay Company establishes post at Fort Nisqually, near present-day Olympia
1830s
George Simpson, head of the Hudson’s Bay Company Columbia Department
1840
Pre–Euro-American timber stand for all of Washington estimated at 578 billion board feet
1845
Overland migration to the Oregon Country begins in earnest
1849
Gold discovered near Sacramento, California; subsequent boom in San Francisco and Sacramento increases demand for Northwest timber
1850
Non-native quail introduced at Fort Vancouver
Oregon Steam and Navigation Company founded
1851
First permanent white American settlement on Puget Sound at Alki Point
1853
Washington Territory established; first game protection laws passed
Pope and Talbot build first major sawmill on Puget Sound at Port Gamble
Henry Yesler builds a steam-powered lumber mill just south of Seattle
1858
Gold rush on the Fraser River in British Columbia
1859
Mining rushes in Nevada, Colorado, and Eastern Washington near Colville
1862
Congress passes the Homestead Act, granting 160 acres of public land to settlers after five years of residence
1864
Congress grants Northern Pacific Railway land in a 40-mile strip at $2.00/acre
1869
First transcontinental railroad completed to San Francisco Bay Area
1872
Yellowstone National Park created in Wyoming, Idaho, and Montana
1873
James Glover, so-called “Father of Spokane,” arrives at Spokane Falls
1880
Seattle population: 3,553
Spokane population: 350
Tacoma population: 1,098
Portland, Oregon: 17,577
1881
Donkey engine invented, transforms Northwest logging
1882
Large deposits of copper found at Anaconda mine in Butte, Montana
1883
Northern Pacific Railroad reaches Spokane
1885
Power station built at Spokane Falls
1889
Washington becomes a state
Devastating fires destroy large sections of Seattle and Spokane
1890

Seattle begins its first regrades, dredging of the Duwamish River

Seattle population: 42,837
Spokane population: 19,922
Tacoma population: 36,006
Portland, Oregon: 46,385

1891
Introduction of non-native freshwater fish (large-mouthed bass, crappie, sunfish, perch) to Washington
1893
Great Northern Railroad reaches Seattle
1895
Power generating plant built at Snoqualmie Falls
1897
News of the Klondike gold fields reaches Seattle
1898
Seattle begins its first regrading project along First Avenue
1899
Mount Rainier National Park created in Washington
Seattle acquires control of the Cedar River for its municipal water supply
1900

Frederick Weyerhaeuser moves lumbering operations to the Pacific Northwest, opening his “Sawdust Empire”

Seattle population: 80,871
Spokane population: 36,848
Tacoma population: 37,714
Portland, Oregon: 90,426

1901
First Cedar River pipeline to Seattle completed
1902
Newlands Reclamation Act establishes federal role in constructing dams and irrigation projects
Crater Lake National Park established in Oregon
Yacolt (or Cispus or Lewis River or Cowlitz) Fire burns 600,000 acres; 18 killed; skies darkened in Seattle
1903
Seattle hires the Olmsted Brothers to design city park system
1905
Creation of the United States Forest Service established national forest system
1908
Spokane hires the Olmsted Brothers to design city park system
1909
Alaska-Yukon-Pacific Exposition held in Seattle
1910
Spokane voters approve bond initiative to build an extensive urban park system
Glacier National Park established in Montana
“Big Blowup” fire burns nearly 3 million acres in northern Idaho and western Montana, helps to set federal forest fire policy for the next seventy-five years

Seattle population: 237,174
Spokane population: 104,402
Tacoma population: 83,743
Portland, Oregon: 207,214
1912

Seattle voters reject the Bogue Plan for redesigning that city, but approve the creation of a municipally owned Port
Interstate Fair held in Spokane to promote regional resources and industries in the Inland Empire
Dredging of the Duwamish Waterway completed

1916
National Park Service created
William Boeing begins aircraft production in Seattle
Record snowfall in Seattle and environs, 26 inches total
Lake Washington Ship Canal finished, lowers level of the lake 10-12 feet
1917
US enters World War I
Shipbuilding in Portland and Seattle booms
1918
Cedar Reservoir dam breaks, flooding lower Cedar River drainage east of Seattle, cutting off the city’s water supply
1920
Seattle population: 315,312
Spokane population: 104,437
Tacoma population: 96,965
Portland, Oregon: 258,288
1925
Construction of Diablo Dam on the Skagit River begins
1930
Bad fire year in Washington; 131,745 acres burned
1931
Seattle finishes its final regrading project, the second Denny Hill regrade
1933
Washington State Department of Game founded
“Tillamook Burn” forest fire in Oregon destroys 240,000 acres of forested land
1934
Huge maritime strike ties up Pacific Coast ports from San Diego to Seattle
Taylor Grazing Act regulates stock grazing on Western public lands
1936
Diablo Dam finished, begins providing municipally-owned electricity to Seattle
1938
Olympic National Park established
1941
Grand Coulee Dam completed
US enters World War II
1942
Construction begins on the Hanford Works, along the Columbia River near Richland, Washington, to produce atomic bomb material for the Manhattan Project
1945
World War II ends, postwar economic boom begins in the Puget Sound region
1947
European starling, introduced on the East Coast, first reported in western Washington that year
1956
Seventeen Washington public utility districts formed the Washington Public Power Supply System (WPPSS) to meet project shortfall in electrical power by the 1960s
1957
State Department of Natural Resources established
1958
Seattle and King County voters approve creation of Metro, a new agency, to protect water and manage waste
1962
Century 21 World’s Fair held in Seattle
1964
Congress passes the Wilderness Act
1966
Forward Thrust campaign begins in Seattle
1968
North Cascades National Park established
“Forward Thrust” urban redevelopment package put before Seattle voters; partially approved, but transit bonds are rejected
1969
Congress establishes Environmental Protection Agency
1970
First Earth Day launched by Senator Gaylord Nelson and Dennis Hayes to raise awareness about environmental issues
Second round of Forward Thrust proposals defeated
Congress passes the Clean Air Act
1971
Washington begins to adopt statewide environmental protection laws
Shoreline Protection Act passed
1972
State legislature passes Natural Area Preserves Bill
Construction halted on the R.H. Thomson Expressway in Seattle after citizen protests
Voters approve a sales tax to fund Metro’s bus-only transit system
Congress passes the Clean Water Act
1973
Congress passes the Endangered Species Act
1974
Boldt Decision upholds Indian fishing rights outlined in 1853-55 treaties
Expo’74 held in Spokane
Severe outbreak of tussock moth in Eastern Washington
1975
Severe epidemic of spruce budworm along east slope of the Cascades
Plans for Riverfront Park in Spokane are developed
1976
Construction begins on the first of five proposed WPPSS nuclear power plants, but construction quickly falls behind schedule and over budget
1980
Eruption of Mt. St. Helens in southern Washington results in ash clouds and severe flooding
1983
WPPSS defaults on $2.25 billion of revenue bonds, the largest municipal default to date in American history
1990

Northern spotted owl listed as an endangered species
Inauguration Day storm in Washington sinks the I-90 floating bridge
81.7% of Washington state residents live in metropolitan areas, making it 12th most urban state in the nation. California (95.7%) is 2d

Seattle population: 512,259 (city only)
Spokane population: 177,196 (city only)
Tacoma population: 176,664 (city only)
Portland, Oregon: 437,319 (city only)

1991
The Seattle Commons initiative develops in Seattle
1995
Seattle voters reject the “Seattle Commons” plan for urban redesign
1998
U.S. Fish and Wildlife Service places several regional runs of the Pacific chinook and Coho salmon on the Endangered Species list
The Makah Indian Nation of Washington announces plans to exercise their treaty rights and resume hunting of the gray whale for the first time since 1926, prompting widespread protests
1999
The Makah successfully hunt and kill their first gray whale near Neah Bay
Seattle launches the Urban Creeks Legacy, an effort to restore the city’s four largest creeks: Thornton, Piper, Longfellow, and Taylor
Proposals offered to breach or remove dams on the Snake River to revive salmon runs
2000
30th anniversary of Earth Day
Proposal to remove the Glines Canyon Dam on the Elwha River in Washington elicits widespread debate
Northwest Environment Watch predicts that regional population with double within 32 years

King County population: 1,737,290 (2000 Census estimate)
Spokane County population: 418,476 (2000 Census estimate)
Pierce County population: 703,631 (2000 Census estimate)
Multnomah County, Oregon: 660,767 (2000 Census estimate)
2001

Marine scientists raise concerns over declining Orcas (“killer whale”) populations, increased pollution in Puget Sound
“Icicle Complex” fire burns over 6,500 acres near Leavenworth
Thirtymile Fire near Winthrop claims lives of four firefighters, burns over 8,200 acres

2002

Reports of Northwest Douglas fir trees infected with sudden oak death, a destructive invasive fungus
U.S. Forest Service officials declare summer of 2002 one of the worst fires seasons on record for the Pacific Northwest

   

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