Legend (EnvHealthAtlas/Schools_NoiseLlevel)

HealthAtlas_Schools_WM (0) < 55 db >=55 db <60 >=60 db <65 >=65 db <70 >=70 db < 75 >=75 db N3_Schools percent over LDen 55db (2) 0.0 - 98 N2_Schools percent over LDen 55db (3) 0.0 - 69 N1_Schools percent over LDen 55db (4) 0.0 - 37 N0_Schools percent over LDen 55db (5) 0.0 - 34