Colorado

Costilla 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.

ZIP	Graded D or F	Water	Air	Superfund	Industry
81123	4 of 12	B	A	A	A
81126	3 of 12	B to C	A	A	A
81133	4 of 12	B	A	A	A
81138	3 of 12	B to C	A	A	A
81151	4 of 12	B to C	A	A to C	A
81152	4 of 12	B to C	A	A	A

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