Schedule of Exams
2026 DWEE Test Dates for Wastewater Treatment Facility Operators Offered by the Nebraska Department of Water, Energy, and Environment
Updated: January 2026
We offer in-person exams listed below and on-line testing is still available at PSI Testing Centers
**IMPORTANT**
Submit the completed application and citizenship attestation forms to DWEE along with your payment by check or money order to be received no later than 30 DAYS BEFORE the testing date you plan to attend. Please contact the OnSite Administrative Specialist at 402-471-4285 to assist with any exam scheduling needs. A certificate will not be given without all documentation and payment received.
| 2026 | ||||
|---|---|---|---|---|
| Date | Time | Location | Address | Maximum Number Allowed |
| January 15, 2026 | 10 a.m. to 2 p.m. | Lincoln | DWEE 245 Fallbrook Blvd., Room 023 Lincoln, NE | 15 |
| February 19, 2026* | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Room 006 Lincoln, NE | 15 |
| March 12, 2026* | 9 a.m. to noon | Hastings | Central Community College Dawson Building, Cottonwood Room 550 S Technical Blvd. Hastings, NE 68901 | 30 |
| March 19, 2026 | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Hearing Room 031 Lincoln, NE | 30 |
| April 16, 2026 | 9 a.m. to noon | North Platte | North Platte Water Department 720 N Walnut St. North Platte, NE 69101 | 20 |
| May 21, 2026 | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Hearing Room 031 Lincoln, NE | 30 |
| June 11, 2026* | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Hearing Room 006 Lincoln, NE | 30 |
| June 25, 2026* | 9 a.m. to noon | Wahoo | Clint Johannes Education Building 1655 County Road 16 Wahoo, NE 68066 | 20 |
| July 17, 2026* | 9 a.m. to noon | Kearney | Holiday Inn Hotel and Convention Center 110 2nd Ave. Kearney, NE 68847 | 30 |
| July 23, 2026* | 9 a.m. to noon | Grand Island | G.I. Wastewater Treatment Facility 508 S Shady Bend Rd. Grand Island, NE 68801 | 20 |
| August 13, 2026 | 9 a.m. to noon | Lincoln | Lincoln Wastewater System 2400 Theresa St. Lincoln, NE 68521 | 25 |
| August 27, 2026 | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Hearing Room 031 Lincoln, NE | 30 |
| September 17, 2026 | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Training Room 006 Lincoln, NE | 15 |
| October 15, 2026 | 9 a.m. to noon | Norfolk | Northeast Community College Lifelong Learning Center 601 E Benjamin Ave. Norfolk, NE 68701 | 20 |
| November 19, 2026 | 9 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Hearing Room 031 Lincoln, NE | 30 |
| December 17, 2026 | 9:00 a.m. to noon | Lincoln | DWEE 245 Fallbrook Blvd., Training Room 006 Lincoln, NE | 15 |
* Exam dates with an asterisk indicate that the exam will follow a training event. Attending the training is not required to take the exam. However, professionals must apply for the training and the exam separately if they wish to participate in both.
Please review EXAM SITE policy information BELOW:
Examination Site Policy
- Candidates are asked to follow the facility policy regarding mask wear.
- Photo identification is required.
- Please bring a calculator that is non-graphical and non-programmable.
- Exams are closed-book.
- ABC formula conversion tables, scratch paper, and pencils are provided.
- No reference material is allowed into the examination site.
Examinees are forbidden to copy, record, or otherwise remove exam content from the examination site.
Contact DWEE
| Exam Coordinator | Operator Certification Program Desk | DWEE Main Phone |
|---|---|---|
| 402-471-4244 | 402-471-4285 | 402-471-2186 |
DWEE is a Testing Service Partner with the Association of Boards of Certification (ABC; Association of Boards of Certification website) and administers the Nebraska Wastewater Operator Certification using ABC customized exams.
More information is available on the Wastewater Treatment Facility Operator Certification Program webpage .
See the Association of Boards of Certification website for additional information and study guide references, including the formula and conversion table.
Current Fees
| Description | Current Fee |
|---|---|
| Test | $150.00 |
| Retest | $125.00 |
* Fees are nonrefundable.
**IMPORTANT**
Submit the completed application and citizenship attestation forms to DWEE along with your payment by check or money order to be received no later than 30 DAYS BEFORE the testing date you plan to attend.
Make checks payable to the Nebraska Department of Water, Energy, and Environment.
Mail your completed forms and fees to:
Nebraska Department of Water, Energy, and Environment
245 Fallbrook Blvd., Ste.100
Lincoln, NE 68521
If you have questions please call the DWEE Operator Certification Program at 402.471.4244.
Forms are available from the DWEE website.
Please bring a non-programmable, non-graphical calculator to the testing site along with your photo ID.
Use of a cell phone, cell phone calculator, or any device capable of taking pictures or copying any materials during the exam is not allowed.
DWEE contracts with the Association of Boards of Certification (ABC) to provide legally defensible and nationally accredited wastewater operator certification exams. More information about ABC can be found at https://www.gowpi.org/ .