Sample Type Codes
#
# National Water Information System
# 2024/10/03
#
#
# Date Retrieved: USGS Water Data for the Nation Help System
#
samp_type_cd samp_type_nm
1s 18s
1 Spike
2 Blank
3 Reference
4 Blind
5 Duplicate
6 Reference material
7 Replicate
8 Spike solution
9 Regular
A Not determined
B Other QA
H Composite (time)
K Spike Replicate
P Profile