Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

Column Name: CONCENTRATION_UNIT_CODE

Description: The concentration unit code as reported on the returned DMR. During the update, the system will compare the entered value to the limited value and print warning messages identifying all differences.

Envirofacts Table Name(s):

PCS_DMR_MEASUREMENT

Properties:

Type:CHARACTER
Length:2

Definition Source:Permit Compliance System Data Element Dictionary, June 2, 1997 Remarks: Refer to table PCS_CODE_DESC, TABLE_ID 180, for codes and descriptions.