Banna Strand is classified as achieving Excellent Water Quality in 2025 based on the assessment of bacteriological results for the period 2022 to 2025. Banna Strand has achieved an Excellent Water Quality rating for the four consecutive years 2022 to 2025. Annual water quality ratings are generally calculated using monitoring results over a four-year period and are assessed against stringent bacterial limits to protect bather health.

Banna bathing water is located in a rural area. There are no buildings located in the sand dune system or on the promenade to the back of the bathing waters. The majority of the Banna Bathing water backs onto an extensive sand-dune system. This sand-dune system is part of an extensive length of sand dunes running from Ballyheigue to Barrow. There is no significant vegetation growing in the waters off the beach. The bathing water of Banna is located within the Akeragh, Banna and Barrow Harbour Special Protection Area (site code 004079) and the Akeragh, Banna and Barrow Harbour Special Area of Conservation (site code 000332). Activities include walking and swimming. The bathing area is approximately 445 m wide.