> Severe Weather Safety > Flash Floods > Kaycee Flood August
FLASH FLOOD IN SOUTHERN JOHNSON COUNTY AND
THE TOWN OF KAYCEE ON AUGUST 27, 2002
FLOODING AND DAMAGE REPORTS:
The incredible amount of precipitation
from this storm in such a short period of time caused flash flooding
across southern Johnson county. The typically semi-arid western
environment around Kaycee receives 12 to 14 inches of precipitation
first report of damage was water over Barnum Road (9 W Kaycee) at
Law enforcement reported the Middle Fork
of the Powder River, which runs through Kaycee, two feet below bankfull
at 5:10 a.m. and at bankfull by 6:20 a.m.
a.m., the river was out
of its banks and 4 feet of water was reported on
(Main Street) in Kaycee.
A couple were rescued from a home due to water too deep to drive
through, and a front-end loader moved a woman in a wheelchair to
safety. At 9:25 a.m., county officials reported one home destroyed,
with 12 heavily damaged. A final count provided by
the Wyoming Emergency Management Agency on Wednesday, August 28th
reported flood damage to 19 trailers, 22 houses, and 12 of Kaycee’s
15 businesses. One hotel was broken in three
pieces, with one piece carried 75 yards, and the other
two pieces deposited a few hundred yards away on the
opposite side of the Middle Fork of the Powder River.
Also affected were the post office, town museum,
conservation district office, and the telephone company. A damage
survey conducted by the Service Hydrologist and Warning Coordination
Meteorologist determined that normally tranquil Murphy Creek in southern Johnson County
was at one point 300 yards wide and approximately 20 feet deep near
Lone Bear Road. This creek eventually compromised the safety of the
northbound Interstate 25 bridge over Murphy Creek. Northbound
traffic was being diverted until a crossover is constructed for
Peak discharge was estimated at 13,500 cfs.
Average mean discharge of the creek is 1.5 cfs. Total damage estimated range from $3 to $4 million.
Pictures of Damage (click to enlarge):
I-25 bridge over Murphy Creek
Riverside Hotel Damage
Powder River Campground
Kaycee N 2nd St
Loan Bear Road