Two of the seven beaches in Evanston did worse than the statewide average on tests of beach water quality last year.
That’s the conclusion in a report issued by the Natural Resources Defense Council, summarizing reports from the state’s Department of Public Health.
The beach in Evanston with the highest percentage of water samples that exceeded the state standard for baterial contamination, 36 percent, was Northwestern University’s campus beach.
The only city-owned beach that topped the state standard was South Beach at 32 percent.
The Lee Street Beach came in right at the statewide average of 14 percent, and the city’s other beaches did better than the statewide average.
Winnetka’s Elder Park Beach had the worst water quality report in the state, with 61 percent of the samples exceeding the contaminaton standard.
Some Chicago city beaches close to Evanston reported better than average pollution levels — 4 percent at Juneway Beach Park, 9 percent at Howard Beach Park and 10 percent at Jarvis Beach Park.
Illinois came in 26th among the states in the level of its beachwater quality, according to the NRDC.
South Beach was the one in Evanston most often closed for swimming last summer with closures on 22 days.