 SAN LEANDRO, CA ACCESSWIRE April 15, 2021 Energy Recovery, Inc. NASDAQ:ERII today announced it will release its financial results for the quarterly period ended March 31, 2021, on May 6, 2021 after market close. The Company will also hold a conference call to discuss the first quarter financial results on Thursday, May 6, 2021 at 2:00 PM PDT 5:00 PM EDT. 