NAICS + PSC page
NAICS 221310 and PSC 6810 contractors
Water Supply and Irrigation Systems. CHEMICALS. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.
NAICS 221310 + PSC 6810
Last updated: April 7, 2026
Visible recipients
1
Mapped obligations
$12,680
State overlap
0
Top recipients
