Air Quality
Drinking Water
Environmental Response and Remediation
Waste Management and Radiation Control
Water Quality
Executive Director’s OfficeReport 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.
Update October 21, 2021 (HABs)
On October 20th, the DWQ HABs monitoring team visited Lost Creek Reservoir. The monitoring team observed harmful algal blooms near the boat launch. Cyanotoxin and cell density samples were collected and results are pending.
Update September 24, 2021 (HABs)
On September 23rd, the DWQ HABs monitoring team visited Lost Creek Reservoir. The monitoring team did not observe harmful algal blooms at all sites visited. Cyanotoxin and cell density samples were not collected.
Samples taken on 9/9/2021 were returned on September 10th. The sample from the southeast shore contained a toxigenic cell density below the UDWQ/UDOH recommended Warning Advisory threshold of 100,000 cells/mL. DWQ will resume routine monthly monitoring.
Update September 9, 2021
On August 5th, the DWQ HABs monitoring team visited Lost Creek Reservoir. The monitoring team observed harmful algal blooms at all sites visited. Cyanotoxin and cell density samples were collected and results are pending. As UDWQ and UDOH continue to visit and monitor waterbodies, updates will be posted.
Update August 6, 2021
On August 5th, the DWQ HABs monitoring team visited Lost Creek Reservoir. The monitoring team did not observe a harmful algal bloom near the boat launch or near the southeast shore. Cyanotoxin and cell density samples were not collected. As UDWQ and UDOH continue to visit and monitor waterbodies, updates will be posted.
Update July 14, 2021
On July 13th, the DWQ HABs monitoring team visited Lost Creek Reservoir. The monitoring team did not observe a harmful algal bloom near the boat launch or near the southeast shore. Cyanotoxin and cell density samples were not collected. As UDWQ and UDOH continue to visit and monitor waterbodies, updates will be posted.
Update June 4, 2021
On June 2nd, the DWQ HABs monitoring team visited Lost Creek Reservoir. The monitoring team did not observe a harmful algal bloom. Cyanotoxin and cell density samples were not collected. As UDWQ and UDOH continue to visit and monitor waterbodies, updates will be posted.
