Potentially toxic algae (phormidium) has been observed at this site. As the algae can bloom rapidly when temperatures are warm and flows are stable we recommend that you keep an eye on algae conditions at this site. This algae could ham people or animals. The LAWA factsheet on potentially toxic algae will help you know what to look for. If you, your dog, or other animals are sick after being in or near the river see your doctor or vet immediately.