May is Clean Air Month! The Wisconsin DNR is committed to air quality. Learn more about what DNR is doing to improve Wisconsin's air quality.

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PARKS & RECREATION
PARKS & RECREATION

Wisconsin offers great outdoor adventures throughout the year.

GO WILD
GO WILD

Enjoy Wisconsin's Wild Side!

EXPLORE OUTDOORS
EXPLORE OUTDOORS

Search great places to go and things to do on state lands around the state.

KEEP WILDLIFE WILD
KEEP WILDLIFE WILD

It is important for wild animals to live out their lives in the wild. Learn why!

GREEN TIER REPORT
GREEN TIER REPORT

Watch video spotlights about Wisconsin businesses and communities working every day to improve the environment.

GROUNDWATER REPORT
GROUNDWATER REPORT

Did you know 75% of Wisconsinites rely on groundwater? Read the newest report from the WI Groundwater Coordinating Council.

SUPPORT RARE SPECIES
SUPPORT RARE SPECIES

Buy this cool license plate that supports work to protect rare wildlife and state natural areas.

View all hotlines

1-800-TIP-WDNR or 1-800-847-9367 - Confidentially report suspected wildlife, recreational, and environmental violations.
1-888-936-7463 – General questions seven days a week, 7 a.m. to 10 p.m. | 24-Hour Spill Emergency Hotline: 1-800-943-0003