Complete list of USGS parameter codes as of November 7, 2014. The data was pulled from
http://nwis.waterdata.usgs.gov/nwis/pmcodes/pmcodes?radio_pm_search=param_group&pm_group=All+--+include+all+parameter+groups&
format=rdb&show=parameter_group_nm&show=parameter_nm&show=casrn&show=srsname&show=parameter_units
Arguments
Value
parameterData data frame with information about USGS parameters.
lll{
Name Type Description
parameter_cd character 5-digit USGS parameter code
parameter_group_nm character USGS parameter group name
parameter_nm character USGS parameter name
casrn character Chemical Abstracts Service (CAS) Registry Number
srsname character Substance Registry Services Name
parameter_units character Parameter units
}