ArcGIS REST Services Directory
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Legend (Arsenic_air_toxics_Ambient_concentration_μg_m3_Tiles)

Tract (0)
0.000000%20To%200.000054
>%200.000054%20To%200.000057
>%200.000057%20To%200.000111
>%200.000111%20To%200.000946
>%200.000946%20To%200.013923