Data

Lichen Resurvey with Heavy Metal Analysis: Distribution of intustrial chromium emissions in Maricopa county

Identifier: 127_1

Publication date: 2002

Author(s):
Toralf Zschau;

Abstract:

Distribution of intustrial chromium emissions in Maricopa county



Keywords:


Temporal Coverage:

1985-01-01 - 1995-12-31

Geographic Coverage:

Geographic Description:Maricopa County, Arizona, USA
Bounding Coordinates:
Longitude:-112.235343 to -111.593549
Latitude:33.589933 to 33.225676

Contact:

Information Manager, Global Institute of Sustainability, Arizona State University, 
POB 875402,TEMPE
 caplter.data@asu.edu

Methods used in producing this dataset:


Industrial emissions for chromium were collected from the toxic release inventory (TRI) from the US Environmental Protection Agency



Entities:


Spatial Vector: cr_emission[download]

Description:

Horizontal Coordinate System:WGS_1984_UTM_Zone_12N
Geometry Type: Point

Attribute:FID
 Description:Internal feature number.

Attribute:Shape
 Description:Feature geometry.

Attribute:LATITUDE
 Description:LATITUDE
Measurement Unit:dimensionless

Attribute:LONGITUDE
 Description:LONGITUDE
Measurement Unit:dimensionless

Attribute:EMISSION_S
 Description:Emitters in Maricopa County

Attribute:POLLUTANT_
 Description:POLLUTANT

Attribute:MAX
 Description:MAX
Measurement Unit:pound

Attribute:CONC_LOW
 Description:Low concentration measurement
Measurement Unit:tonnesPerYear

Attribute:CONC_HIGH
 Description:High concentration measurement
Measurement Unit:tonnesPerYear

Attribute:YEAR_S_
 Description:Years

Attribute:TREND
 Description:TREND

This material is based upon work supported by the National Science Foundation under grant nos. BCS-1026865, DEB-0423704 and DEB-9714833.