On Kenya's longest river, the Tana, water levels at the Masinga and Kiambere hydroelectric dams have reached historic highs, and people downstream are being told to move.

NAIROBI (Reuters) -Floods and landslides across Kenya have killed 181 people since March, with hundreds of thousands forced to leave their homes, the government and Red Cross said on Wednesday, as dozens more were killed in neighbouring Tanzania and Burundi.

The heavy rains that have pounded East Africa for weeks, killing hundreds, have now spilled into the Masai Mara, one of Africa’s greatest wildlife national reserves.

Floods and mudslides in Kenya have killed 169 people, and the toll is expected to rise with torrential downpours caused by El Niño weather conditions expected to keep pounding East Africa. Bloomberg News' Ondiro Oganga discusses with Vonnie Quinn on & Africa.

Kenya: The death toll from flooding and landslides in the town of Mai Mahiu rose to at least 46 on Tuesday, with 91 people still missing, the interior ministry said.

Kenyan President William Ruto on Tuesday deployed the military to evacuate everyone living in flood-prone areas after 171 people were killed due to heavier than usual rainfall since March.