Bayou St. John

New Orleans, Louisiana

This site is located at Robert E. Lee Blvd. The bayou served as navigation from Lake Pontchartrain to the French Quarter when the area was a French territory. Today the water way is commonly enjoyed by kayakers and utilized for aesthetics and recreation.

WATER QUALITY
  • Meets water quality standards
  • Current Status
  • This status is based on the latest sample, taken on July 17th, 2019. Lake Pontchartrain Basin Foundation updates the status of this beach as soon as test results become available. These results were posted to Swim Guide on at
For water quality icon legend, click:   
MONITORING FREQUENCY

Bayou St. John is sampled weekly from January 1st to December 31st

SOURCE INFORMATION

The Lake Pontchartrain Basin Foundation (LPBF) monitors water quality at sites in the Lake Pontchartrain region. Sampling is conducted year-round, and samples are usually collected on Tuesdays and reported Fridays. In the event of severe weather or holiday, samples may be collected on Wednesdays. Samples are not collected for the week of Christmas nor Mardi Gras.

Water samples are analysed at all sites for or Fecal coliform and Enterococcus. Water physiochemical parameters are also collected as field measurements (Dissolved Oxygen (DO), water temperature, Total Dissolved Solids (TDS), conductivity, and salinity (parts per thousand). Full weekly results can be reviewed at: https://saveourlake.org/lpbf-programs/water-quality/weekly-data-report/

A location will be marked Green when the following conditions are met:

• For sampling sites along the lake, Enterococci geometric mean density shall not exceed 35 colonies/100 mL and no more than 10 percent of the individual samples in the data set shall exceed 130 enterococci colonies/100 mL, for the period of May 1 to October 31; and

• For all sampling sites along the lake, no more than 25 percent of the total samples collected on a monthly or near-monthly basis shall exceed a fecal coliform density of 2,000/100 mL, from Nov 1 to April 30; or


A location will be marked Red when the following conditions are met:

• When sampling locations along the lake exceeds the Enterococci geometric mean of 35 colonies/100 mL or 10 percent of the individual samples in the data set exceed 130 enterococci colonies/100 mL, for the period of May 1 to October 31; and

• When sampling locations exceed a fecal coliform density of 2,000/100 mL, from Nov 1 to April 30;


A beach is marked Grey when there are no current results or there is no available information.

WATER QUALITY GRAPH

Bayou St. John

New Orleans, Louisiana

WATER QUALITY
  • Meets water quality standards
  • Current Status
  • This status is based on the latest sample, taken on July 17th, 2019. Lake Pontchartrain Basin Foundation updates the status of this beach as soon as test results become available. These results were posted to Swim Guide on at
For water quality icon legend, click:   

This site is located at Robert E. Lee Blvd. The bayou served as navigation from Lake Pontchartrain to the French Quarter when the area was a French territory. Today the water way is commonly enjoyed by kayakers and utilized for aesthetics and recreation.

MONITORING FREQUENCY

Bayou St. John is sampled weekly from January 1st to December 31st

SOURCE INFORMATION

The Lake Pontchartrain Basin Foundation (LPBF) monitors water quality at sites in the Lake Pontchartrain region. Sampling is conducted year-round, and samples are usually collected on Tuesdays and reported Fridays. In the event of severe weather or holiday, samples may be collected on Wednesdays. Samples are not collected for the week of Christmas nor Mardi Gras.

Water samples are analysed at all sites for or Fecal coliform and Enterococcus. Water physiochemical parameters are also collected as field measurements (Dissolved Oxygen (DO), water temperature, Total Dissolved Solids (TDS), conductivity, and salinity (parts per thousand). Full weekly results can be reviewed at: https://saveourlake.org/lpbf-programs/water-quality/weekly-data-report/

A location will be marked Green when the following conditions are met:

• For sampling sites along the lake, Enterococci geometric mean density shall not exceed 35 colonies/100 mL and no more than 10 percent of the individual samples in the data set shall exceed 130 enterococci colonies/100 mL, for the period of May 1 to October 31; and

• For all sampling sites along the lake, no more than 25 percent of the total samples collected on a monthly or near-monthly basis shall exceed a fecal coliform density of 2,000/100 mL, from Nov 1 to April 30; or


A location will be marked Red when the following conditions are met:

• When sampling locations along the lake exceeds the Enterococci geometric mean of 35 colonies/100 mL or 10 percent of the individual samples in the data set exceed 130 enterococci colonies/100 mL, for the period of May 1 to October 31; and

• When sampling locations exceed a fecal coliform density of 2,000/100 mL, from Nov 1 to April 30;


A beach is marked Grey when there are no current results or there is no available information.

WATER QUALITY GRAPH



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