387
WGUS64 KEPZ 240329
FFAEPZ
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM
929 PM MDT THU APR 23 2026
NMZ411-TXZ418-242100-
/O.NEW.KEPZ.FA.A.0001.260424T0329Z-260425T0500Z/
/00000.0.OT.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SOUTHERN DONA ANA COUNTY/MESILLA VALLEY-WESTERN EL PASO COUNTY-
INCLUDING THE CITIES OF DOWNTOWN EL PASO, WEST EL PASO, SUNLAND
PARK, LAS CRUCES, UPPER VALLEY, AND VADO
929 PM MDT THU APR 23 2026
..FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING
* WHAT...FLOODING CAUSED BY A POTENTIAL BREAK OF THE CEMENT LAKE DAM
IN WEST EL PASO IS POSSIBLE.
* WHERE...AREAS BELOW CEMENT LAKE DAM IN WEST EL PASO, INCLUDING
EXTREME SOUTHEASTERN DONA ANA COUNTY AND PORTIONS OF WESTERN EL
PASO COUNTY.
* WHEN...THROUGH FRIDAY EVENING.
* IMPACTS...IF A DAM FAILURE AT CEMENT LAKE OCCURS, FLOODING MAY
IMPACT PORTIONS OF LOOP-375, PAISANO DRIVE, AND DONIPHAN DRIVE.
ENHANCED FLOWS MAY OCCUR ON THE RIO GRANDE DOWN TO THE AMERICAN
DIVERSION DAM, INCLUDING ALONG BRICKLAND ROAD. LOW WATER LEVELS IN
THE RIO GRANDE WILL MITIGATE IMPACTS. RAZOR WIRE IN THE FLOOD PLAIN
AT THE CEMENT LAKE OUTLET COULD BECOME ENTANGLED WITH DEBRIS, OR
PARTIALLY SUBMERGED, AFFECTING FLOOD FLOWS AND CREATING AN
ADDITIONAL HAZARD.
* ADDITIONAL DETAILS...
- POTENTIAL FAILURE OF THE EARTHEN DAM AT CEMENT LAKE, ALSO
KNOWN AS THE PORTLAND CEMENT RESERVOIR.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MONITOR AND FOLLOW ADVICE FROM LOCAL EMERGENCY MANAGEMENT OFFICIALS.
HEED ALL ROAD CLOSURES IN THE AREA. THE LATEST INFORMATION ON ROAD
CLOSURES
MPH
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