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Analysis of source-receptor relationships for sulfur compounds using spatial and trend techniques

Conference ·
OSTI ID:6232126
; ;  [1]; ;  [2]
  1. Pacific Northwest Lab., Richland, WA (USA)
  2. Argonne National Lab., IL (USA)
The National Acid Precipitation Assessment Program (NAPAP) recently published its Integrated Assessment, which describes the causes and effects of acidic deposition and presents a comparative evaluation of the effects of future emissions control scenarios (NAPAP 1990). One component of this Integrated Assessment is an empirical investigation of the relationship between emissions and deposition of sulfur compounds, using available data on sulfur dioxide (SO{sub 2}) emissions and wet sulfate (SO{sub 4}{sup =}) deposition. The rationale for such an investigation is twofold: (1) the analyses provide observational evidence that links emissions and deposition, with cause and effect relationships inferred when atmospheric processes are considered, and (2) the analyses apply these relationships to policy questions on source attribution at specific receptors and the linearity between emissions changes and deposition changes. This paper summarizes the analysis of the empirical relationship between sources and wet deposition of sulfur compounds presented in Question 2 of the Integrated Assessment. A spatial analysis of the relationship between emissions and wet deposition is presented for 1985. The relationship between trends in emissions and wet deposition is presented for the period from 1979 to 1987. The results of these analyses are discussed in the context of the role such information plays in assessing emissions control options. 7 refs., 6 figs.
Research Organization:
Pacific Northwest Lab., Richland, WA (USA)
Sponsoring Organization:
EPA
DOE Contract Number:
AC06-76RL01830; W-31109-ENG-38
OSTI ID:
6232126
Report Number(s):
PNL-SA-18705; ANL/CP--72234; CONF-910143--3; ON: DE91006717
Country of Publication:
United States
Language:
English