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
Disinfection in Water & Wastewater Part 1
Jun 09, 2026 · Virtual
DW: 3.50 DS: 3.50 WW: 3.50
View Details
Excavator & Utility Training Workshop
Jun 09, 2026 · Springfield
DW: 6.50 DS: 6.50 WW: 6.50
View Details
Introduction to Biological Nutrient Removal
Jun 09, 2026 · Virtual
WW: 3.00
View Details
Total Current Operators
4,987
Total Current Certifications
7,650

Current Certifications by Type

Certification Count
DS-III 1,293
WW-D 1,048
DS-II 982
DS-I 963
DW-D 815
WW-A 658
WW-C 536
DW-C 533
DW-A 448
WW-B 149
DW-B 97
CF-B 74
CF-A 54

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