Full Notification

Update: HNL Alert from the Oahu Department of Emergency Management

Issued: 01:03 PM 03-20-2026    

Incident Type: WAHIAWA DAM UPDATE

Location: AREAS DOWNSTREAM of WAHIAWA DAM including PARTS OF HALEIWA AND WAIALUA

Alert Details: 

Officials continue to monitor water levels at Wahiawa Dam. Wahiawa Dam has not failed but remains at risk of failure which could result in life-threatening flooding of downstream areas. Rain is expected to be light but then increase in intensity over the next few hours.  

Evacuation order still in effect. Remain outside of downstream areas.

WAHIAWA DAM EVACUATION ZONE includes all of Haleiwa between Puuiki St and Kamehameha Hwy. Areas of Waialua between Kukea Circle to Otake Camp.

Map: https://p.veoci.com/hnlevac 

Assembly areas are open at Wahiawa District Park, Leilehua High School, and Kahuku Elementary School. Waialua High and Intermediate School assembly area is closed due to flood conditions in the area.

Actions to Take   

Take the following protective actions and LEAVE NOW if you are still in the evacuation area. If you need assistance evacuating, call 911.

1. Gather family members. Assist neighbors who need help evacuating if you can do so safely.
2. Bring pets if you can locate and secure them quickly.
3. Do not delay to pack or prepare your home. Take only essential items you have ready to go NOW.
4. Alert neighbors who may not have received this message if you are able to do so safely and quickly.

DO NOT walk or drive through moving water or on flooded roadways.

Stay out of the area until emergency officials advise it is safe to return.

Call 911 for emergencies only. Do not call 911 for information or non-emergency situations.

Stay Informed

Check alert.hnlalert.gov for updates or monitor local radio and TV stations.

This message will be updated in 4 hours or sooner if the situation changes.

Instructions:

Take the following protective actions and LEAVE NOW if you are still in the evacuation area. Call 911 if you need assistance evacuating.

1. Gather family members. Assist neighbors who need help evacuating if you can do so safely.
2. Bring pets if you can locate and secure them quickly.
3. Do not delay to pack or prepare your home. Take only essential items you have ready to go NOW.
4. Alert neighbors who may not have received this message if you are able to do so safely and quickly.

DO NOT walk or drive through moving water or on flooded roadways.

Stay out of the area until emergency officials advise it is safe to return.

Call 911 for emergencies only. Do not call 911 for information or non-emergency situations.
Officials continue to monitor water levels at Wahiawa Dam. Wahiawa Dam has not failed but remains at risk of failure. Potential life-threatening flooding of downstream areas in the event of failure of the dam. Rain is expected to be light but then increase in intensity over the next few hours.

Assembly areas are open at Wahiawa District Park, Leilehua High School, and Kahuku Elementary School. Waialua High and Intermediate School assembly area is closed due to flood conditions in the area.