Bayou Castine at Harbor Pavillion

Mandeville, Louisiana
Managed by Lake Pontchartrain Basin Foundation

In the heart of Old Mandeville, this monitoring station is located along Bayou Castine, with Pontchartrain Yacht Club and several boat slips. The pavilion serves as a recreational area , with the Mandeville Lakefront Beach and Splash Park adjacent to the monitoring site.

WATER QUALITY
  • Passed water quality tests 60-95% of the time
  • Historical Status
  • This status is based on the latest sample, taken on April 9th, 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:   
  • Report Pollution
MONITORING FREQUENCY

Bayou Castine at Harbor Pavillion 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 all sampling sites, 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

For the period of May 1 to October 31st, fecal coliform will be used and no more than 25 percent of the total samples collected on a monthly or near-monthly basis shall exceed a fecal coliform density of 400 colonies/100 mL.

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

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

When a fecal coliform sample density exceeds 400 colonies/100mL from May 1 to October 31.

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

WATER QUALITY GRAPH

Bayou Castine at Harbor Pavillion

Mandeville, Louisiana
Managed by Lake Pontchartrain Basin Foundation
WATER QUALITY
  • Passed water quality tests 60-95% of the time
  • Historical Status
  • This status is based on the latest sample, taken on April 9th, 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:   

In the heart of Old Mandeville, this monitoring station is located along Bayou Castine, with Pontchartrain Yacht Club and several boat slips. The pavilion serves as a recreational area , with the Mandeville Lakefront Beach and Splash Park adjacent to the monitoring site.

  • Report Pollution
MONITORING FREQUENCY

Bayou Castine at Harbor Pavillion 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 all sampling sites, 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

For the period of May 1 to October 31st, fecal coliform will be used and no more than 25 percent of the total samples collected on a monthly or near-monthly basis shall exceed a fecal coliform density of 400 colonies/100 mL.

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

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

When a fecal coliform sample density exceeds 400 colonies/100mL from May 1 to October 31.

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

WATER QUALITY GRAPH



Swim Guide
is supported by
* The RBC Foundation

Swim Guide shares the best information we have at the moment you ask for it. Always obey signs at the beach or advisories from official government agencies. Stay alert and check for other swimming hazards such as dangerous currents and tides. Please report your pollution concerns so Affiliates can help keep other beach-goers safe.

Swim Guide, "Swim Drink Fish icons," and associated trademarks are owned by SWIM DRINK FISH CANADA.| See Legal.

© SWIM DRINK FISH CANADA, 2011 - 2019