Some of California's most famous beaches - including one in celebrity playground Santa Monica - are hiding disgusting secret

Several iconic California beaches are among nan dirtiest on nan West Coast acknowledgment to sewage runoff and pollution, a caller study found. 

Ten beaches on nan shores of California and Baja California, including astir nan Santa Monica Pier, received nan poorest h2o value ratings in Heal nan Bay's annual study card released connected Wednesday. 

The ratings are based connected h2o samples tested for fecal pollution taken past twelvemonth during barren periods betwixt April and October. 

Many of nan shorelines had dense levels of bacteria owed to rainfall that overwhelmed sewage systems and washed contamination into nan ocean.

'One of nan things that contributes to nan mediocre h2o value that we spot successful a batch of Southern California is really urbanized our communities are,' Heal nan Bay Chief Executive and President Tracy Quinn told The Los Angeles Times.

'Nearly each quadrate inch is covered pinch buildings aliases actual aliases asphalt, and that intends we person much large wind h2o collecting much contamination and heading for coastal waterways.'  

Approximately 38 cardinal gallons of sewage spilled into nan water and coastal waterways owed to accrued rainfall this year, nan study found.

Coastal counties successful California received 31 percent much rainfall than nan 10-year average.

Tijuana River Mouth classed nan filthiest owed to persistent sewage issues. Over 100 cardinal gallons of earthy sewage from Mexico's Tijuana River, dumped into nan Pacific Ocean complete nan past 5 years, originating from inadequate sewage infrastructure.

A important information of nan earthy sewage originates successful impoverished Tijuana colonias, neighborhoods wherever residents deficiency due lodging owed to poverty, according to Fay Crevoshay, nan communications and argumentation head of nan world nonprofit WILDCOAST. 

Imperial Beach, erstwhile a renowned surfing destination, has fallen unfortunate to nan the wastewater surges that person been washing ashore for decades and has been dubbed nan 'stinkiest formation successful America.'

Playa Beach, Tijuana Slough, Border Field State Park and El Faro each made nan database owed to sewage vulnerability from nan Tijuana River.

In Santa Monica - a personage playground location to A-listers specified arsenic Matt Damon, Bradley Cooper and Adam Levine - nan iconic pier is plagued pinch vertebrate feces and municipality runoff that contributes to its mediocre h2o quality.

Linda Mar Beach, located successful able Pacifica, is deed pinch contamination done San Pedro Creek, which channels municipality runoff straight to it.

The median spot worth successful Pacifica was $1.19 cardinal successful 2022, according to nan U.S. Census Bureau.  

Lakeshore Park faces contamination problems owed to its location wrong a web of stagnant h2o channels successful San Francisco Bay, accord to nan report.

Mother’s Beach is stuck successful a punishment loop of contamination do to its enclosed surface science wrong Marina Del Rey - wherever Ice Cube lives successful a $7.25 cardinal mansion - which limits activity action and h2o circulation. 

Chemicals, trash and fecal matter airs threats to some quality wellness and marine ecosystems. 

Experts recommend to debar going into waters 72 hours aft it rains successful California, to salary attraction to contamination advisories, and to rinse disconnected aft swimming.