Daily Flood Situation Report May 16

Significant State Activity

Update Governor Spencer Cox has called the legislature into a special session May 16th-18th to discuss ongoing flooding and to possibly extend the State Emergency Declaration. The proposed bills have been made public here. [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 remain 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
Update Ogden Canyon has been reopened to two-way traffic. [UDOT Correspondence]
Active 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 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
Update Sugar House Park loop road remains closed to vehicles until further notice. [SLCo Parks and Recreation Twitter]
Active SLCo and UDOT are working to protect the Big Cottonwood Water Treatment Plant from possible flooding. [LNO Correspondence]
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 Divers from the county dive team are assisting Lehi and checking for blockages in a debris basin that has two gates clogged with debris. [LNO Correspondence]
Update US-89 is closed until further notice at MP 311 (Thistle) due to flooding. SB closed at US-6 Junction. NB closed at Fairview. [UDOT]
Active In Vivian Park, there is currently a public notice to boil water due to contamination from flooding. [DEQ Correspondence]
Wasatch County
Active The road up Snake Creek has settled about 3.5 – 4 inches. Local emergency management will be monitoring this road. [LNO Correspondence]
Active 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 locally 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]
New Green River in Jensen is forecasted to increase above action stage (9ft) on Tuesday and increase to above flood stage (10.8ft) around Thursday or Friday. [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
Update/Correction The Tusher Dam on the Green River is at risk of breaching in the next ten days. It has not yet been breached. Temporary emergency levee’s have been made, and 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.

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