The Jordan River is a popular recreational corridor flowing north from Utah Lake through Utah and Salt Lake Counties. DEQ’s recreational water quality monitoring checks for two health concerns: Harmful Algal Blooms (HABs) and Waterborne Pathogens (E. coli). Find the most recent Jordan River monitoring information below.
Related Links
Updates
Jordan River from Utah Lake outlet to 9000 South:
Warning Advisory
August 8, 2025: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present in the Jordan River. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
If you visit the Jordan River:
- Kayaking is OK, but avoid areas of algae
- Do not swim
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
Jordan River North of 9000 South Health Watch
August 8, 2025: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: Our monitoring team saw visible signs of a harmful algal bloom in the Jordan River. There could be algae in the water producing dangerous toxins.
In the meantime we recommend:
- Kayaking is OK, but avoid areas of algae
- Do not swim
- Clean fish well and discard guts
- Keep animals away from areas of green scum
- Don’t drink the water
- Know how to recognize a harmful algal bloom
For more information visit Jordan River Commission’s Website
July 31, 2025: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present at the Jordan River. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Water conditions at the Jordan River fall within State guidance for a WARNING ADVISORY.
If you visit the Jordan River:
- Kayaking is OK, but avoid areas of algae
- Do not swim
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
For more information visit Jordan River Commission’s website.
July 30, 2025: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: Our monitoring team saw visible signs of a harmful algal bloom in the Jordan River. There could be algae in the water producing dangerous toxins. We collected samples and results are pending. Check back here for updates.
In the meantime we recommend:
- Do not swim or water ski in areas of algae
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
July 23, 2025: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: Our monitoring team saw visible signs of a harmful algal bloom in the Southern Jordan River in Lehi/Saratoga Springs. There could be algae in the water producing dangerous toxins. We collected samples and results are pending. Check back here for updates.
In the meantime we recommend:
- Do not swim or water ski in areas of algae
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom