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

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MRWA 2026 Annual Spring Conference WW Workshop
Mar 02, 2026 · Branson
WW: 3.00
View Details
MRWA 2026 Annual Spring Conference Day 1
Mar 03, 2026 · Branson
DW: 2.00 DS: 2.00 WW: 2.00
View Details
Introduction to Sanitary Surveys
Mar 03, 2026 · Virtual
DW: 3.00 DS: 3.00
View Details
Total Current Operators
4,976
Total Current Certifications
7,633

Current Certifications by Type

Certification Count
DS-III 1,307
WW-D 1,017
DS-II 990
DS-I 949
DW-D 806
WW-A 657
DW-C 547
WW-C 538
DW-A 448
WW-B 144
DW-B 104
CF-B 74
CF-A 52

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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