SPRINGFIELD (AP)—The following is a list of the 15 worst accident rate locations on state- or federal-numbered routes in Illinois, based on data from the state Department of Transportation.

The rate used for each road segment is based on the number of accidents per 1 million vehicle miles traveled on the segment. The accident rates for Cook, Kane and Will counties are based on the number of accidents in 1986. The accident rates for the other counties are based on the number of accidents for the years 1984-86.

1. Kane County, Illinois 38, Geneva, between Lincoln and Richards streets. Four-lane, two-way urban. Rate 38.559. Accidents 19.

2. Kane County, Illinois 38, Geneva, between Fourth Street and South River Lane. Four-lane, two-way urban. Rate 37.750. Accidents 31.

3. Cook County, Illinois 19, between Kenmore Avenue and Sheridan Road. Two-lane, two-way urban. Rate 37.649. Accidents 135.

4. Madison County, Illinois 143, Edwardsville, Schwartz Street area. Two-lane, two-way urban. Rate 33.490. Accidents 22.

5. Cook County, Illinois 64, Chicago, Ogden Avenue intersection. Four-lane, two-way urban. Rate 28.820. Accidents 221.

6. Ogle County, Illinois 2, north of Byron, near Lake Louise, south of Kennedy Hill Road. Two-lane, two-way rural. Rate 28.820. Accidents 16.

7. Will County, Joliet, U.S. 6, intersection of Collins and Cass streets. Four-lane, two-way urban. Rate 28.660. Accidents 25.

8. Kane County, Illinois 64, St. Charles, from 3rd Street to 4th Avenue. Four-lane, divided urban. Rate 27.660. Accidents 76.

9. Cook County, Illinois 64, Chicago, between Homan and Spaulding avenues. Four-lane, divided urban. Rate 26.970. Accidents 43.

10. Will County, U.S. 52 near Gallagher Road intersection. Two-lane, two-way rural. Rate 26.759. Accidents 8.

1. Will County, U.S. 52, Shorewood, East Shore Drive intersection. Two-lane, two-way urban. Rate 26.330. Accidents 6.

2. Cook County, Illinois 68, Hicks Road intersection. Four-lane, two-way urban. Rate 23.669. Accidents 17.

3. Whiteside County, Illinois 88, Sterling, between 2nd and 5th streets. Three-lane, one-way urban. Rate 23.190. Accidents 49.

4. Cook County, U.S. 45, Des Plaines, between Park Place and Berry Street. Three-lane, one-way urban. Rate 22.889. Accidents 25.

5. Cook County, Illinois 72, Oak Grove, Elmhurst Road intersection. Six-lane, divided urban. Rate 22.550. Accidents 27.