Riviera Utilities experienced a Sanitary Sewer Overflow (SSO) on August 7, 2017 from 8:15 a.m. until approximately 10:30 a.m.The SSO occurred south of Hwy 98 and west of Pecan Street along Wolf Creek.At approximately 8:15 AM a ROW clearing contractor reported that they had hit an air release valve. The force of the impact sheared off the air release valve assembly from the 2-inch tap below the isolation valve. Sanitary sewer flow through the force main has been diverted and the SSO stopped and repairs are being made to the air release valve. The estimated total discharge of this SSO event was reported to ADEM on the attached SSO report as a range between 1,000 gallons and 10,000 gallons.