PHOTOS: Los Angeles under cover | Smog through the years
Aerial view of the downtown Los Angeles skyline covered in smog looking east towards the San Gabriel mountains in August 1990.
(Robert Durell / Los Angeles Times)
Buildings in Los Angeles Civic Center are barely visible in picture looking east at 1st and Olive Streets when smog was at its peak. (John Malmin / Los Angeles Times)
Downtown Los Angeles shrouded in smog as seen from the top of the Angels Flight funicular on December 19, 1958.
(Don Cormier / Los Angeles Times)
There is limited visibility in this 1959 image of a smog attack in downtown Los Angeles looking south on Broadway from 1st Street.
(Edward Gamer / Los Angeles Times)
The tall buildings in downtown Los Angeles rise above a blanket of smog in October 1973.
(Fitzgerald Whitney / Los Angeles Times)
Smoggy view of the civic center area of downtown Los Angeles in March 1974 from the roof of the Dept. of Water and Power building.
(Ben Olender / Los Angeles Times)
View of downtown Los Angeles civic area from the roof of the Arco tower in July 1978.
(Christopher Hardy / Los Angeles Times)
Aerial view of downtown Los Angeles with the junction of the Harbor and Santa Monica Freeways in the foreground in July 1982.
(Boris Yaro / Los Angeles Times)
April 1988 view of Torrance beach looking north from Palos Verde Estates.
(Harry Chase / Los Angeles Times)
The Los Angeles skyline shrouded in smog as seen from the 1st street bridge in July 1993.
(Tammy Lechner / Los Angeles Times)
The downtown Los Angeles skyline peaks out above a layer of smog as seen from Griffith Park.
(Genaro Molina / Los Angeles Times)
The state and regional air quality officials warn that dispite years of efforts and billions of dollars in programs, Southern californiaand the San Joaquin Valley won’t meet federal smog targets.
(Francine Orr / Los Angeles Times)
A view of downtown Los Angeles from Hilltop Park in Signal Hill. A high pressure system along the West Coast that has been warding off rain for months has also worsened air pollution across California and the Southwest, leaving a brown haze hanging in the air many days.
(Francine Orr / Los Angeles Times)
Downtown skyscrapers reflect the light from the setting sun as seen from more than 20 miles away on the Palos Verdes Peninsula.
(Luis Sinco / Los Angeles Times)
Southern California is experiencing its worst smog in years this summer as heat and stagnant weather increase the number of bad air days and drive up ozone pollution to levels not seen since 2009.
(Francine Orr / Los Angeles Times)