Texas Parks and Wildlife Department reported that Thursday, April 11, water samples were collected at Possum Kingdom Lake from the dam, Johnson Road, Sandy Beach and the Deep Elm Arm. Golden algae concentrations were low and the water was nontoxic. At Lake Granbury, water samples collected April 11 from the dam, FM 51 and US 377 all contained low cell concentrations and nontoxic water. Along the lower Brazos River no golden algae was found in samples collected April 2 from US 59 at Richmond, Brazos Bend State Park or Brazoria County Road 849.