These Texas beaches show high fecal bacteria levels before Fourth of July

Texas Beach Watch data released ahead of the Fourth of July weekend show elevated enterococcus levels at several Texas Gulf Coast beaches, including sites near Freeport, the Bolivar Peninsula and Bob Hall Pier in Corpus Christi.

The Texas General Land Office program uses a stoplight-style system to help beachgoers judge water quality. Low readings are marked green, medium readings yellow and high readings red.

Beaches with the highest readings

According to the report cited by MySA, the strongest readings included 2,840 mpn/100 ml near Freeport and 1,950 mpn/100 ml on the Bolivar Peninsula. The Bob Hall Pier area was also elevated, with a reported high reading of 148 mpn/100 ml on June 30.

Those readings came as families and tourists started making holiday travel plans for the July 4 weekend, when beach crowds are typically heavy along the Texas coast.

What the bacteria levels mean

Enterococcus is used as an indicator of possible fecal contamination. It does not prove that a specific pathogen is present, but higher readings can signal that swimmers may face greater health risk.

Texas Beach Watch and other coverage of the program note that spikes can follow runoff from storms and agricultural activity.

Other Texas beaches

Several popular beaches were reported at low levels, including South Padre Island, Boca Chica Beach and Jamaica Beach.

Other major areas such as Port Aransas, Galveston, Mustang Island State Park, Matagorda Beach, Surfside and Sea Rim showed mixed or low-to-medium readings at some sites.

What beachgoers should do

Officials recommend checking the live Texas Beach Watch map before entering the water, especially after rain or when planning a trip to a beach that has shown elevated readings.

The monitoring program is updated routinely, so conditions can change after the next sampling round over the holiday weekend.