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April 8, 1981 Time that the National Park Service (NPS) has to Review Prevention of Significant Deterioration (PSD) Permit Applications for Facilities Which May Impact Class I areas 9.5

EPA presents guidelines for transmittal of PSD permit applications in response to National Park Service (NPS) concerns about limited time afforded for review of applications that might significantly affect a Class I area.

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April 8, 1981 Time that the National Park Service (NPS) has to Review Prevention of Significant Deterioration (PSD) Permit Applications for Facilities Which May Impact Class I areas 9.5

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