Snow water equivalents near 200% of normal in the Blue Mountains coupled with warm temperatures and near record rainfall totals for April produced significant river flooding across eastern Oregon.

Flood in GRANT, OREGON
From 08-APR-19 14:00:00 to 11-APR-19 22:00:00 (PST-8)
Location: MONUMENT ARPT
Flood cause: Heavy Rain / Snow Melt
Property damage: 1.40M
Crop damage: 0.00K
Reported by: County Official

The Silvies River overflowed its banks with widespread field and road flooding in and around Seneca. Canyon Creek flooded into fields above Highway 395. Through the town on Canyon City, the high water damaged one bridge over Canyon Creek and 2 homes. The high water on the John Day River caused several state highways to be closed between Dayville, Picture Gorge and Kimberly. Clyde Holliday Park on the outskirts of John Day was flooded. Other creeks and streams caused numerous road washouts across the county.

Flood in WHEELER, OREGON
From 09-APR-19 12:00:00 to 12-APR-19 12:00:00 (PST-8)
Location: SPRAY
Flood cause: Heavy Rain / Snow Melt
Property damage: 1.00M
Crop damage: 0.00K
Reported by: County Official

Numerous sections of Oregon Highway 19 and 207 were closed due to water over road and damage to road surfaces. Numerous county roads were damaged with rock and mudslides as well as plugged culverts. Flooding was reported in the city park in Spray.

Flood in MORROW, OREGON
From 09-APR-19 10:00:00 to 11-APR-19 12:00:00 (PST-8)
Location: HEPPNER
Flood cause: Heavy Rain / Snow Melt
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding along Hinton Creek took place on April 9th and 10th. The fairgrounds in Heppner were flooded as well as fields along the creek above Heppner.

Flood in UMATILLA, OREGON
From 09-APR-19 07:00:00 to 10-APR-19 14:00:00 (PST-8)
Location: UKIAH
Flood cause: Dam / Levee Break
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A levy along Camas Creek in Ukiah was damaged with flooding of several outbuildings on properties in Ukiah, several homes were surrounded with water.

Flood in UNION, OREGON
From 08-APR-19 06:00:00 to 11-APR-19 12:00:00 (PST-8)
Location: UNION
Flood cause: Heavy Rain / Snow Melt
Property damage: 250.00K
Crop damage: 50.00K
Reported by: Emergency Manager

There was widespread flooding of fields and lowlands along the river across Union County.  There were at least 5000 acres of agricultural land flooded and numerous roads had damage.

Flood in WALLOWA, OREGON
From 09-APR-19 06:00:00 to 11-APR-19 12:00:00 (PST-8)
Location: WALLOWA
Flood cause: Heavy Rain / Snow Melt
Property damage: 50.00K
Crop damage: 10.00K
Reported by: Emergency Manager

Field and roadway flooding was seen along the Grande Ronde River and numerous other small streams with significant snowmelt and heavy rain.

Flood in UMATILLA, OREGON
From 09-APR-19 00:00:00 to 14-APR-19 18:00:00 (PST-8)
Location: SPARKS
Flood cause: Planned Dam Release
Property damage: 9.00M
Crop damage: 0.00K
Reported by: Emergency Manager

McKay Creek, with headwaters in the Blue Mountains saw significant rises with record inflows recorded at McKay Reservoir in Pendleton. This resulted in increased releases from the McKay Dam, with flooding downstream along the creek through Pendleton. Teams were out in partnership with Team Rubicon and surveyed 102 homes in the McKay area. Nine homes reported flooded basements, twenty-eight homes reported subfloor or foundation flooding and sixty-five homes had water encroachment on the property. Over ninety homes had actively sandbagged their property.

Flood in UMATILLA, OREGON
From 10-APR-19 06:00:00 to 12-APR-19 12:00:00 (PST-8)
Location: PENDLETON
Flood cause: Heavy Rain / Snow Melt
Property damage: 5.00M
Crop damage: 0.00K
Reported by: Emergency Manager

A combination of high flows from rain and snow melt coming out of the Blue Mountains and record releases out of McKay Reservoir produced field and roadside flooding downstream of Pendleton through Echo, Hermiston and Umatilla. A footbridge at Umatilla was damaged by the high flows and erosion.