Visibility and Haze

Regional Haze Guidance Technical Support Document and Data File

Section 5 of the Draft Guidance on Progress Tracking Metrics, Long-term Strategies, Reasonable Progress Goals and Other Requirements for Regional Haze State Implementation Plans for the Second Implementation Period includes references to a Technical Support Document (TSD) and a data file containing results for each IMPROVE monitor. This page contains these supporting documents and files.

RH TSD - Data File (XLSX)(1 pg, 16 MB)

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RH Guidance TSD - Main Document (PDF)(97 pp, 8 MB)
RH Guidance TSD - Supplemental Information (PDF)(199 pp, 12 MB)
RH TSD - Data Dictionary (PDF)(3 pp, 169 K)