Maine Healthy Beaches Portal

Water Quality Monitoring and Beach Status

Beach Monitoring Season is from Memorial Day to Labor Day

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Table

Water Quality Monitoring Data

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Maine's Beach Action Value (BAV or safety threshold) for Enterococcus bacteria in marine waters is 104 MPN/100mL.

Site Name Date Collected Enterococcus (MPN/100mL)
SACO-02
05/28/2024
< 10
SACO-02
06/04/2024
< 10
SACO-02
06/11/2024
< 10
SACO-02
06/17/2024
< 10
SACO-02
06/25/2024
10
SACO-02
07/02/2024
10
SACO-02
07/09/2024
10
SACO-02
07/16/2024
31
SACO-02
07/23/2024
31
SACO-02
07/30/2024
41
SACO-02
08/06/2024
20
SACO-02
08/13/2024
< 10
SACO-02
08/20/2024
185
SACO-02
08/21/2024
20
SACO-02
08/27/2024
< 10
SACO-02
05/27/2025
< 10
SACO-02
06/03/2025
< 10
SACO-02
06/10/2025
20
SACO-02
06/17/2025
10
SACO-02
06/24/2025
187
SACO-02
06/26/2025
< 10
SACO-02
07/01/2025
< 10
SACO-02
07/08/2025
< 10
SACO-02
07/15/2025
< 10
SACO-02
07/22/2025
< 10
SACO-02
07/29/2025
< 10
SACO-02
08/05/2025
20
SACO-02
08/12/2025
20
SACO-02
08/19/2025
< 10
SACO-02
08/26/2025
< 10
SACO-02
05/31/2022
< 10
SACO-02
06/07/2022
10
SACO-02
06/14/2022
< 10
SACO-02
06/21/2022
< 10
SACO-02
06/28/2022
< 10
SACO-02
07/05/2022
< 10
SACO-02
07/12/2022
< 10
SACO-02
07/19/2022
10
SACO-02
07/26/2022
< 10
SACO-02
08/02/2022
10
SACO-02
08/09/2022
41
SACO-02
08/16/2022
< 10
SACO-02
08/23/2022
74
SACO-02
08/30/2022
< 10
SACO-02
05/30/2023
< 10
SACO-02
06/06/2023
< 10
SACO-02
06/13/2023
< 10
SACO-02
06/20/2023
< 10
SACO-02
06/27/2023
< 10
SACO-02
07/06/2023
10
SACO-02
07/11/2023
< 10
SACO-02
07/18/2023
105
SACO-02
07/20/2023
< 10
SACO-02
07/25/2023
10
SACO-02
08/01/2023
< 10
SACO-02
08/08/2023
< 10
SACO-02
08/15/2023
754
SACO-02
08/16/2023
< 10
SACO-02
08/22/2023
< 10
SACO-02
08/29/2023
< 10
SACO-02
06/23/2020
< 10
SACO-02
06/30/2020
98
SACO-02
07/07/2020
< 10
SACO-02
07/14/2020
< 10
SACO-02
07/21/2020
< 10
SACO-02
07/28/2020
< 10
SACO-02
08/04/2020
< 10
SACO-02
08/11/2020
< 10
SACO-02
08/18/2020
10
SACO-02
08/25/2020
< 10
SACO-02
09/01/2020
< 10
SACO-02
06/01/2021
< 10
SACO-02
06/08/2021
20
SACO-02
06/15/2021
< 10
SACO-02
06/22/2021
< 10
SACO-02
06/29/2021
< 10
SACO-02
07/06/2021
< 10
SACO-02
07/13/2021
10
SACO-02
07/20/2021
10
SACO-02
07/27/2021
< 10
SACO-02
08/03/2021
< 10
SACO-02
08/10/2021
41
SACO-02
08/17/2021
< 10
SACO-02
08/17/2021
< 10
SACO-02
08/24/2021
20
SACO-02
08/31/2021
< 10
SACO-02
05/26/2026
< 10
SACO-02
06/02/2026
< 10
SACO-02
06/09/2026
< 10
SACO-02
06/16/2026
< 10
SACO-02
06/23/2026
41
SACO-02
06/30/2026
10
SACO-02
07/07/2026
< 10
SACO-02
07/14/2026
< 10
SACO-02
07/21/2026
< 10
SACO-02
07/28/2026
< 10
SACO-02
08/04/2026
20
SACO-02
08/11/2026
< 10
SACO-02
08/18/2026
10
SACO-02
08/25/2026
< 10
SACO-02
09/01/2026
< 10

Download Data: Water quality data are available for download using the buttons below. This download will include date collected, time collected, Enterococcus, salinity, water temperature, and air temperature.

Download Excel   Download CSV   Download XML

*MHB's water quality data are provided in real-time and are subject to revision. This season’s data are preliminary and have not received final quality assurance/quality control (QA/QC) review.