Missouri Water & Wastewater Operator Tools

OpTrack Missouri re-presents MODNR public data for speed, clarity, and mobile use. Look up Missouri water and wastewater operator certifications, search DS, DW, WW, and CAFO licenses, check CEU requirements, and browse upcoming operator training in one place.

Tip: Try a last name or cert number.

Upcoming Training

View all
Emerging Contaminants in Water & Wastewater
Jan 15, 2026 · Slater
DW: 6.00 DS: 6.00 WW: 6.00
View Details
Wastewater Lagoons
Jan 15, 2026 · Virtual
WW: 6.00
View Details
2026 MSO Pre-Conference
Jan 19, 2026 · Osage Beach
WW: 5.00
View Details
Total Current Operators
4,982
Total Current Certifications
7,657

Current Certifications by Type

Certification Count
DS-III 1,310
WW-D 1,024
DS-II 992
DS-I 957
DW-D 808
WW-A 660
DW-C 550
WW-C 537
DW-A 451
WW-B 143
DW-B 103
CF-B 70
CF-A 52

Get Started

Browse Operators Upcoming Training Data Sources & Transparency

What’s included today

  • Mobile-first operator & certification search
  • MODNR data presented with clean, fast tables
  • Training listings with quick filters

Coming soon

  • Optional Pro features (public tools remain free)
  • Alerts
  • Advanced analytics & dashboards