Reference Data Formatting Scheme (RDFS)

R-DFS

Column Header

Description

Example

Data type

DateTime_UTC

Timestamp

8/1/2019  1:00:00 PM

datetime64[ns]

PM25_Value

Parameter value

9

float64

PM25_Unit

Parameter units

Micrograms/cubic meter (LC)

object

PM25_QAQC_Code

Parameter QC code

V - Validated Value.

float64

PM25_Param_Code

Parameter AQS code

88101

float64

PM25_Method

Parameter Method (Instrument)

Met One BAM-1022 PM2.5 w/ VSCC or TE-PM2.5C FEM

object

PM25_Method_Code

Parameter Method AQS Code

209

float64

PM25_Method_POC

Parameter Occurance Code

3

float64

Agency

Reporting agency overseeing site

North Carolina Dept Of Environmental Quality

object

Site_Name

Name of monitoring site

Triple Oak

object

Site_AQS

Site AQS ID (combine state, county, site FIPS codes)

37-183-0021

object

Site_Lat

Site Latitude

35.8652

float64

Site_Lon

Site Longitude

-78.8197

float64

Data_Source

Name of API data source

AQS API

object

Data_Acquisition_Date_Time

Date and Time of data query, acquisition

5/18/2021  8:44:00 AM

object