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CALPUFF and Postprocessors

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Table F-58 (Continued)<br />

Unformatted VISB.DAT file - Header Record NCOM+3 - General Data<br />

No. Variable Type a Description Sample<br />

Values<br />

26 IESAMP integer End of sampling grid in X direction 20<br />

27 JESAMP integer End of sampling grid in Y direction 20<br />

28 MESHDN integer Sampling grid spacing factor 1<br />

29 NPT1 integer Number of point sources (control file) 2<br />

30 NPT2 integer Number of point sources (variable emissions file) 0<br />

31 NAR1 integer Number of area sources (control file) 0<br />

32 NAR2 integer Number of area sources (variable emissions file) 0<br />

33 NLN1 integer Number of line sources (control file) 0<br />

34 NLN2 integer Number of line sources (variable emissions file) 0<br />

35 NVL1 integer Number of volume sources (control file)<br />

0<br />

36 NVL2 integer Number of volume sources (variable emissions file) 0<br />

37 MSOURCE integer Individual source contribution flag :<br />

0 = report just the total<br />

1 = report individual contributions <strong>and</strong> the total<br />

38 NREC integer number of discrete receptors 0<br />

39 NCTREC integer Number of complex terrain receptors 0<br />

40 LSAMP logical Sampling grid flag (T = gridded receptors used,<br />

F = no gridded receptors)<br />

41 NVSOUT integer Number of output species 5<br />

42 LCOMPRS logical Flag indicating if concentration data are compressed<br />

(T=yes, F=no)<br />

T<br />

43 I2DMET integer<br />

RH data flag:<br />

0 = relative humidity at surface stations (1D)<br />

1<br />

1 = relative humidity at grid points (2D)<br />

44 IUTMZN integer UTM zone (1-60) 19<br />

45 FEAST real False Easting of map projection (km) 0.0<br />

46 FNORTH real False Northing of map projection (km) 0.0<br />

47 RNLAT0 real N. latitude of origin of map projection (degrees) 45.8<br />

48 RELON0 real E. longitude of origin of map projection (degrees)<br />

-75.2<br />

49 XLAT1 real Matching N. latitude #1 of map projection (degrees) 30.0<br />

50 XLAT2 real Matching N. latitude #2 of map projection (degrees)<br />

60.0<br />

0<br />

T<br />

a<br />

C*N = Character*N<br />

MAR 2006 – <strong>CALPUFF</strong><br />

F-255

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