TCEQ IT Maintenance Schedule
Information on upcoming system maintenance & system availability.
Upcoming System Maintenance
Some TCEQ applications will be unavailable beginning on Friday, 5/16/25, starting at 6:00 pm through 8:00 pm on Sunday, 5/18/25.
Regularly Scheduled System Maintenance:
1st and 3rd Thursdays of every month, from 8pm to 6am the next morning. We recommend that you do not submit data during the posted downtime.
Availability:
TCEQ applications and online services may be available but can be disrupted without warning during the maintenance window.
Note: We recommend that you do not submit data during the posted downtime.