Montana

Richland County

6 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
592173 of 12B to CAAA
592185 of 12C to DAAA to B
592213 of 12B to CAAA to C
592433 of 12B to CAAA to B
592623 of 12B to CAAA
592703 of 12B to CAAA to C

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