Arkansas

Johnson County

8 ZIP codes with environmental report cards. Letters show the range across each ZIP’s neighborhoods; open a ZIP for the details and sources.

ZIPGraded D or FWaterAirSuperfundIndustry
728306 of 12C to DA to BAA to D
728323 of 12CBAA
728394 of 12B to DAAA to C
728404 of 12C to DBAA to C
728454 of 12C to DAAB
728466 of 12B to DAAA to D
728524 of 12B to DAAA
728544 of 12B to DAAA

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