Drought in San Joaquin River Canyon, California

The San Joaquin River Canyon was classified as being in a extreme drought due to a long term precipitation deficit.

Rainfall was slightly below normal across much of the area in April. This did not improve the long term precipitation deficit from the previous several months. As a result, nearly all of the central California Interior remained in an extreme drought at the end of April, 2022. As of April, 2022, most of the impacted area has received less than 40% of normal precipitation since July 1, 2020.