Mantua Reservoir Algal Bloom 2016

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.

Data


Update: September 26, 2016

An initial cyanotoxin test screen for a sample taken at the Mantua Reservoir Boat Dock on September 21, 2016, showed microcystin concentrations >10 micrograms per liter (ug/L) and anatoxin levels of 0.4 ug/L.

The Division of Water Quality (DWQ) will ship the sample to a certified lab for further testing. In the interim, DWQ recommends caution advisories continue at access areas on Mantua Reservoir.


Update: September 15, 2016

A sample collected on September 12, 2016, by the Division of Water Quality (DWQ) at the Mantua Reservoir Boat Ramp showed cyanobacteria cell counts of approximately 32,000 cells/mL, which is in the low to moderate risk range (20,000-100,000 cells per milliliter (mL).

An initial cyanotoxin screen on this sample showed microcystin concentrations >10 micrograms per liter (ug/L). DWQ has shipped the sample to the Region 8 EPA lab for further testing. The toxin result will likely be available later this week. In the interim, DWQ recommends that caution advisories continue at access areas on Mantua Reservoir.