Texas, TCEQ, Class D operator exams
Texas Class D operator exams in Spanish
Last reviewed 2026-08-01. Facts link to their official source.
Yes. TCEQ offers both the Class D Water System Operator exam and the Class D Wastewater Treatment Facility Operator exam in Spanish by computer-based test. The application, fee, three-hour limit, and closed-book rules are the same; Spanish translation instructions are published by TCEQ.
The facts, with sources
- Which Class D exams are in Spanish
- Available in Spanish by computer-based test.
- Source: TCEQ Computer-Based Testing ('Spanish exams now available by computer-based test (CBT)' list names Class D Water System Operator and Class D Wastewater Treatment Facility Operator.)
- Same time limit
- Three-hour time limit.
- Source: TCEQ Computer-Based Testing ('All exams have a 3 hour time limit unless otherwise noted'; Class A exams are the noted six-hour exception.)
- Same closed-book rules
- Closed book. Books and notes are prohibited; only Municipal Solid Waste Supervisor exams are open book.
- Source: TCEQ Computer-Based Testing ('Prohibited Aids During Licensing Exams' + MSW-only open-book note under 'Authorized Aids'.)
What taking it in Spanish changes, and what it does not
The language changes; the process does not. The same application and fee, the same approval letter before booking, the same three-hour limit, the same closed-book rules, and the same registered testing centers. TCEQ publishes Spanish translation instructions alongside the exam list; ask your testing center to confirm the Spanish version when you book.
One planning note: the approved training courses have their own language availability. The TCEQ course database lists a Spanish Basic Water Works Operations course (code 1247) among the acceptable Class D water options, so check the course language with the provider before enrolling. The water requirements page lists every acceptable course code with its source.
Booking the Spanish version, in order
- Apply through OLEA and wait for the approval letter, the same as the English exam.
- When you contact the registered testing center, say you are taking the Spanish computer-based version, and confirm the center offers it.
- Ask the center about the Spanish translation instructions TCEQ publishes alongside the exam list, so the screen layout is familiar before test day.
- Everything else stays the same: three hours, closed book, non-programmable calculator, immediate score.