Lake Lanier at Olympic Park

Historical Water Quality

Passed water quality tests 60-95% of the time

This status is based on the latest sample, taken on May 22nd, 2026 Chattahoochee Riverkeeper updates the status of this beach as soon as test results become available. These results were posted to Swim Guide on May 22nd, 2026 at 12:05.

Monitoring Frequency:

Lake Lanier at Olympic Park is sampled Weekly from May 31st to October 1st.

Water Quality Graph:

Pie Chart Bar Chart

Interval:

About Lake Lanier at Olympic Park

Chattahoochee Riverkeeper monitors several beaches on Lake Lanier each week throughout the summer.

Current Weather

25°C

Cloudy

Source Information

Samples are collected weekly and analyzed in Chattahoochee Riverkeeper's Gainesville lab as a part of our Neighborhood Water Watch (NWW) Program. When new sample data is available, Chattahoochee Riverkeeper updates SWIM Guide. Actual E.coli numbers and other data can be viewed at https://nww.chattahoochee.org/DataPage. A test does not meet water quality standards when a presumptive E. coli level has a EPA Beach Action Value higher than 235 MPN/100ml.