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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Principles of Disinfection for Wastewater
Dec 17, 2025 · Virtual
WW: 3.00
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RTCR, GWR & TMF
Dec 17, 2025 · Virtual
DW: 3.00 DS: 3.00
View Details
Advanced Math for Water & Wastewater Operators
Dec 17, 2025 · Virtual
DW: 6.00 DS: 6.00 WW: 6.00
View Details
Total Current Operators
4,990
Total Current Certifications
7,668

Current Certifications by Type

Certification Count
DS-III 1,315
WW-D 1,020
DS-II 996
DS-I 956
DW-D 807
WW-A 663
DW-C 555
WW-C 533
DW-A 453
WW-B 144
DW-B 102
CF-B 72
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