**Attention Commercial Businesses** We are currently upgrading our system. As part of this process, our Commercial Application will be moving online. We anticipate the online application will be up and running sometime the first week in March.  Please check back for...

We are currently upgrading our system. As part of this process, our Commercial Permit Application will be moving online. We anticipate the online application will be up and running sometime in February. Please check back for updates, and thank you for your patience...

The Fox River Status Update for November 17, 2025 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html SUMMARY Starting Monday Winter Drawdown begins and will be completed December 1st. This will be the last update until next season,...

The Fox River Status Update for October 31, 2025 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html SUMMARY The lock will be closed starting tomorrow, November 1st. The start of winter drawdown will be delayed until November 17th....

The Fox River Status Update for October 23, 2025 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html SUMMARY Despite the extension to Summer Pool, the lock will be closed on November 1st. Due to construction needs at Chain O’Lakes...

The Fox River Status Update for October 16, 2025 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html SUMMARY Due to construction needs at Chain O’Lakes State Park, the start of winter drawdown will be delayed until November 17th or...

The Fox River Status Update for September 25, 2025 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html SUMMARY There is currently no rain forecasted for the lakes over the next 7 Days. Inflows are forecasted to remain near current...

The Fox River Status Update for September 18, 2025 is available at https://dnr.illinois.gov/waterresources/strattonoperationsupdate.html SUMMARY There is currently 0.85” of rain forecasted for the lakes over the next 7 Days (Figure 4). Inflows are forecasted to remain...