Utah Department of Public Safety

Daily Flood Situation Report May 15

Significant State Activity

Active Governor Spencer Cox has called the legislature into a special session on May 17th to discuss ongoing flooding and to possibly extend the State Emergency Declaration. [Utah Legislature]

Other Immediate Concerns Active The most significant rises are forecasted for the South Fork of the Ogden River and the Sevier River near Hatch. See Flood Warnings here [NWS Twitter]Active Snowmelt due to warm temperatures and upstream dam releases will continue to result in increased river flows. Some reported flood-related landslides are being monitored.

Region 1 Box Elder County Active Garland City culinary water treatment plant continues to be impacted by flooding. They are continuing to pump overflow from the treatment facility and will continue to monitor all locations. [LNO Correspondence] Cache County Active The Bureau of Reclamation, Utah Division of Water Resources, and Cache County are actively monitoring the Hyrum Dam for potential high-flow releases into the Little Bear River. [Bureau of Reclamation, Interagency Correspondence] Active Extending seasonal restrictions on county roads to motorized vehicles until at least May 15th. [Cache County] Weber County New A bridge on the South Fork of the Weber Rive above Huntsville is being washed away due to flooding. The flow is being diverted and the county is working to identify potential impacts to the community if the bridge washes out. [LNO Correspondence] Active A mudslide occurred 5/10 in Eden.  The county is continuing to monitor and divert groundwater that is coming from an area above the affected resident/community to help mitigate future threats from runoff. [LNO Correspondence] Active Ogden Canyon has been reopened to one-way traffic. UDOT made repairs to the eroded river wall and they will monitor it for the next couple of days to see if the repair holds before they open the entire road. [UHP Correspondence] Active The Bureau of Reclamation is actively monitoring the Causey Reservoir, overflow into the spillway began during the morning of 5/4/23 and is ongoing.  [Bureau of Reclamation, LNO Correspondence]

Region 2 Salt Lake County Active SLCo and UDOT are working to protect the Big Cottonwood Water Treatment Plant from possible flooding. [LNO Correspondence] Active Sugar House Park will be closed to vehicles through at least May 14th as controlled releases from Mountain Dell and Little Dell Reservoirs continue to fill the park’s retention pond. [SLCo Parks & Recreation Twitter] Active SR-190 and SR-210 are being monitored and assessed daily to determine if/when road closures are needed for land/mudslides, avalanches, or other hazards. Closures are possible at any time. [UDOT Cottonwood Canyons] Summit County Active In the Town of Echo, there is currently a public notice to boil water due to contamination from flooding. [DEQ Correspondence] Utah County New SR-89 in Thistle is closed due to flooding issues and is expected to open later today. UDOT is on scene to divert water. [UHP] Active In Vivian Park, there is currently a public notice to boil water due to contamination from flooding. [DEQ Correspondence] Wasatch County New The road up Snake Creek has settled about 3.5 – 4 inches. Local emergency management will be monitoring this road. [LNO Correspondence] New The county is actively clearing debris from Daniels Canyon, culverts in Charleston, and other clogged waterways. No infrastructure is currently threatened. [LNO Correspondence]

Region 3 No significant updates to report at this time.

Region 4 Garfield County Active The Sevier River is close to flood stage. Actions are being taken to protect threatened property. [LNO Correspondence]

Region 5 Uintah County Active Big Brush Creek is at full capacity and is being monitored for road and culvert washout on Island Park Road.  [LNO Correspondence] Duchesne County Active Rivers are remaining inside the bank level. Sand and sandbags are available for the community in several locations.  [LNO Correspondence]

Region 6/7 Grand & Emery County Active The Tusher Dam on the Green River that runs along the border of each county has been breached. Emergency managers are working with the Colorado and Green River Management, the owner of the dam, and floodplain administrators to discuss mitigation efforts and protective actions.  No infrastructure or homes are threatened at this time. [LNO Correspondence]

Tribal Nations No significant updates to report at this time.

Impact and activity information is provided by Local Emergency Management partners, the State Emergency Response Team (SERT), and private and non-profit partners through various coordinating communication channels. This is a developing situation, and information may quickly become outdated. Additional situation reports may be made as verified information becomes available.