Soil sample 1 was collected at coordinate: 29.7820428, -95.1031122, which is located at 16550 Market St, Channel, TX 77530. The soil sample was collected at a riverbank near a concrete platform in River Terrace Park.

Sample 2 was collected at coordinate 29.7772483, -95.1028470, which is located at 300 Lakeside Dr, Channelview, TX 77530. The soil sample was collected at a small ditch in front of the shipping channel.

Soil sample 3 was collected at coordinate 29.790606, -95.083279, which is located at Channelview, TX 77530. The soil sample was collected near the edge of the riverbank and has warning signs to discourage individuals to swim or fishing.