PSS

ATTRIBUTE SURVEY_YEAR CHANGE
altitude 2002 INTRODUCTION
country 2002 INTRODUCTION
date_monitoring_first 2002 INTRODUCTION
date_monitoring_last 2002 INTRODUCTION
depth 2002 INTRODUCTION
latitude 2002 INTRODUCTION
layer 2002 INTRODUCTION
longitude 2002 INTRODUCTION
other_observations 2002 INTRODUCTION
periods 2002 INTRODUCTION
plot 2002 INTRODUCTION
sampler_id 2002 INTRODUCTION
samplers 2011 INTRODUCTION
sampler_type 2002 INTRODUCTION
Sequence 2002 INTRODUCTION

SSM

ATTRIBUTE SURVEY_YEAR CHANGE
Al 2002 INTRODUCTION
alkalinity 2007 INTRODUCTION
Al_labile 2002 INTRODUCTION
Ca 2002 INTRODUCTION
Cd 2002 INTRODUCTION
Cl 2011 INTRODUCTION
conductivity 2002 INTRODUCTION
Cr 2011 INTRODUCTION
Cu 2002 INTRODUCTION
date_end 2007 INTRODUCTION
date_start 2007 INTRODUCTION
DOC 2002 INTRODUCTION
Fe 2002 INTRODUCTION
K 2002 INTRODUCTION
Mg 2002 INTRODUCTION
Mn 2011 INTRODUCTION
Na 2011 INTRODUCTION
Ni 2002 INTRODUCTION
N_NH4 2002 INTRODUCTION
N_NO3 2002 INTRODUCTION
other_observations 2002 INTRODUCTION
P 2002 INTRODUCTION
Pb 2011 INTRODUCTION
period 2002 INTRODUCTION
pH 2002 INTRODUCTION
plot 2002 INTRODUCTION
sample_id 2011 INTRODUCTION
sampler_id 2002 INTRODUCTION
sample_vol 2011 INTRODUCTION
Sequence 2002 INTRODUCTION
Si 2002 INTRODUCTION
S_SO4 2002 INTRODUCTION
total_nitrogen 2011 INTRODUCTION
Zn 2002 INTRODUCTION

LQA

ATTRIBUTE SURVEY_YEAR CHANGE
control_chart_mean 2009 INTRODUCTION
control_chart_std 2009 INTRODUCTION
country 2009 INTRODUCTION
date_end 2009 INTRODUCTION
date_start 2009 INTRODUCTION
determination 2009 INTRODUCTION
Laboratory_ID 2009 INTRODUCTION
other_observations 2009 INTRODUCTION
parameter 2009 INTRODUCTION
plot 2009 INTRODUCTION
quantification_limit 2009 INTRODUCTION
sample_preparation 2009 INTRODUCTION
Sequence 2009 INTRODUCTION