Utah Lake Recreational Monitoring 2022

Report a Bloom

24-Hour DEQ Environment Incidents Line: (801) 536-4123

Call Utah Poison Control Center

If you believe you or your pet have been exposed to a harmful algal bloom, call (800) 222-1222.

Monitoring for harmful algal blooms on November 22, 2022

Recreation water quality monitoring has ended for the season. Utah County Health Department has removed the Warning Advisories on Utah Lake.

Visual observations on 11/18 did not indicate the presence of harmful algae. Know how to recognize the signs of a harmful algal bloom and recreate safely.

Monitoring will resume in summer 2023.

Monitoring for harmful algal blooms on November 9, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay.

Under a Warning Advisory:

BE CAREFUL: Monitoring at Utah Lake on 10/17 indicated high levels of toxin were present at some areas in the waterbody. Satellite imagery from 11/5 indicates harmful algae may still be present along shorelines, in marinas, and in the southern part of the lake.

Additional sampling updates will not be available until monitoring resumes in summer 2023. Recreators are encouraged to use caution and know how to recognize the signs of a harmful algal bloom.

Monitoring for harmful algal blooms on October 6, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on 10/6 detected the continued presence of harmful algae in pockets of high concentration. Toxins may be present in the water.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on October 6, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on 10/6 detected the continued presence of harmful algae in pockets of high concentration. Toxins may be present in the water.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on September 29, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on 9/29 detected the continued presence of harmful algae, though in lower concentrations than previous weeks. Low levels of toxins were also detected in some samples.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on September 21, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on 9/21 detected high concentrations of harmful algae. Highly toxic surface scum may be present in some areas.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on September 13, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on 9/8 detected high concentrations of toxin-producing algae and toxins throughout Utah Lake. Highly toxic surface scum may be present in some areas.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on September 6, 2022

American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for American Fork Marina, Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on 8/29 detected high concentrations of toxin-producing algae and toxins throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on August 24, 2022

Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on August 24th detected high concentrations of toxin-producing algae and toxins throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on August 19, 2022

Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lindon Marina, Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on August 16th has detected high concentrations of toxin-producing algae and toxins throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on August 15, 2022

Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on August 9th has detected high concentrations of toxin-producing algae and toxins throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on August 9, 2022

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Saratoga Springs Marina, Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on August 3rd has detected high concentrations of toxin-producing algae and toxins throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on August 5, 2022

Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling on August 3rd has detected high concentrations of toxin-producing algae and toxins throughout Utah Lake. Results for toxin concentrations will be available in the next few days, please check back for results.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on July 26, 2022

Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling has detected high concentrations of toxin-producing algae and high levels of toxin throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on July 22, 2022

Lincoln Marina, Utah Lake State Park, Sandy Beach, Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lincoln Marina, Utah Lake State Park, Sandy Beach, and Provo Bay. Sampling has detected high concentrations of toxin-producing algae and high levels of toxin throughout Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins.

Under a health watch, we recommend:

Monitoring for harmful algal blooms on July 18, 2022

Lincoln Marina and Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lincoln Marina and Provo Bay. Sampling has detected high concentrations of toxin-producing algae in the southern part of Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

HEALTH WATCH

A Health Watch is in effect for the rest of Utah Lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins. Samples were collected on 7/18 and results will be shared on this page.

On a Health Watch, we recommend:

  • Do not swim or water ski in areas with visible algae
  • Avoid areas of algae when boating
  • Clean fish well and discard guts
  • Keep animals away
  • Don’t drink the water
  • Learn what this means for visiting safely

Monitoring for harmful algal blooms on June 30, 2022

Lincoln Marina and Provo Bay

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lincoln Marina and Provo Bay. Sampling on 7/6 detected high concentrations of toxin-producing algae in the southern part of Utah Lake.

If you choose to visit these areas:

Other areas on Utah Lake

OK, but be careful.

Sampling on 7/6 detected low concentrations of toxin-producing algae at other areas throughout the lake. Use caution and avoid areas of algae when recreating anywhere on the lake.

Monitoring for harmful algal blooms on June 30, 2022

WARNING ADVISORY

Utah County Health Department has issued a Warning Advisory for Lincoln Marina. Continue to use caution and avoid areas of algae when recreating anywhere on the lake.

Within and near Lincoln Marina:

BE CAREFUL: Sampling at Lincoln Marina on 6/27 detected high concentrations of toxin-producing algae (370,000 cells/mL) and dangerous levels of toxins (123 ug/L of microcystin).

Monitoring for harmful algal blooms on June 30, 2022

HEALTH WATCH

A Health Watch is in effect for Lincoln Marina, with caution advised when recreating anywhere on the lake.

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins. Sampling at Lincoln Marina on 6/27 detected high concentrations of toxin-producing algae (370,000 cells/mL) and dangerous levels of toxins (123 ug/L of microcystin). Sampling on 6/22 at American Fork Marina, Lindon Marina, and Utah Lake State Park showed elevated algal cell concentrations, but low concentrations of toxin-producing algae.

Additional samples have been collected and results from those will be shared on this page. Under a health watch, we recommend:

Monitoring for harmful algal blooms on June 28, 2022

HEALTH WATCH

A Health Watch is in effect for American Fork Marina, Lindon Marina, Utah Lake State Park, and Lincoln Marina

BE CAREFUL: Algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins. Sampling at Lincoln Marina on 6/22 detected toxin-producing algae at an elevated concentration (74,000 cells/mL) and low levels of toxins (1.4 ug/L). Sampling at American Fork Marina, Lindon Marina, and Utah Lake State Park showed elevated algal cell concentrations, but low concentrations of toxin-producing algae.

Additional samples were collected on 6/27/2022 and results from those will be shared on this page. Under a health watch, we recommend:

Monitoring for harmful algal blooms on June 24, 2022

HEALTH WATCH

A Health Watch is in effect for American Fork Marina, Lindon Marina, Utah Lake State Park, and Lincoln Marina

BE CAREFUL: Harmful algal blooms have been observed at sites throughout the lake. This algae may be producing dangerous toxins. An initial sample at Lincoln Marina showed toxin-producing algae at an elevated concentration (74,000 cells/mL). Full results are pending. Check back for updates. Under a health watch, we recommend:

Monitoring for harmful algal blooms on June 22, 2022

BE CAREFUL: Our monitoring team saw visible signs of a harmful algal bloom. There could be algae in the water producing dangerous toxins. We collected samples and results are pending. Check back for updates. In the meantime, we recommend:

Sites HABs observed: American Fork Marina, Lindon Marina, Utah Lake State Park, Lincoln Marina

Monitoring for harmful algal blooms on June 8, 2022

OK, but be careful: Samples collected were all below Utah Department of Health recreational thresholds – that’s a good thing! However, some toxin-producing algae species were present. Know how to recognize the sings of a harmful algal bloom and avoid areas of algae scum when recreating.

Sites Sampled: Lindon Marina, Lincoln Marina, Provo State Park, Provo Bay

Monitoring for Waterborne Pathogens on May 23, 2022

Utah Lake State Park Marina:

GOOD NEWS: E. coli counts were measured below Utah Department of Health recreational thresholds. Sampling did not indicate the presence of illness-causing waterborne pathogens.

The Division of Water Quality and the Utah Department of Health will monitor this site for waterborne pathogens and harmful algal blooms this summer, beginning in June 2022. We will share updates here.