Feature

Rare pediatric cancers persist 63 years after nuclear accident


 

Parents against SSFL

Today, more than 150,000 people live within 5 miles of SSFL, and more than half a million live within 10 miles.

Melissa Bumstead is one of those residents. She and her family live 3.7 miles from the Santa Susana site. When her toddler Grace was diagnosed with a rare form of leukemia in 2014, doctors told Ms. Bumstead there were no known links between her daughter’s cancer and environmental contamination.

But during Grace’s treatment at Children’s Hospital Los Angeles, her mother began meeting other parents who lived near her and had children facing equally rare cancers.

Lauren Hammersley, whose daughter Hazel was diagnosed with a rare brain tumor called neuroblastoma at age 2, lived about 10 miles from Ms. Bumstead on the other side of a mountain and just over 4 miles from SSFL.

On her street alone, Ms. Bumstead discovered three cases of pediatric cancer, including two children in adjacent homes who had the same rare brain tumor as Hazel Hammersley.

As Ms. Bumstead told Los Angeles National Public Radio station KCRW in 2021, “I started to panic because I knew that childhood cancer is extremely rare. There’s only 15,000 new cases every year out of 72 million children in America. So, the chance of knowing your neighbors, especially at an internationally renowned hospital like Children’s Hospital Los Angeles – we knew something wasn’t right.”

After a relapse of her tumor, Hazel died in 2018, a few months after her seventh birthday.

Cancer clusters

Hoping to understand why their kids were getting so sick, Ms. Bumstead and the other parents formed a Facebook group. They plotted their homes on Google Maps and found that they all lived within roughly 10 miles of one another. It would take another year for them to realize that the SSFL site was at the center of the circle.

Once they realized that being close to SSFL could be their common thread, Ms. Bumstead and parents in her group began to gradually piece together the story, linking unusual or unexplained illnesses in their families to potential radiation or toxic chemical exposures from the lab.

“What really convinced me that this was absolutely a problem was when I learned about the epidemiological study by Dr. Hal Morgenstern that found that residents living within 2 miles of the Santa Susana Field Lab actually had a 60% higher cancer incidence rate and that over 1,500 workers have been diagnosed with cancer just from the Santa Susana Field Lab,” she told KCRW.

In 2015, Ms. Bumstead and other parents formed Parents Against Santa Susana Field Lab to hold SSFL site owner Boeing accountable for radiologic and toxic contamination and to ensure that Boeing cleans the site and surrounding areas. The group “seeks to reduce, to the greatest extent possible, the number of local families who have to hear the words, ‘Your child has cancer.’ ”

No longer quite so rare

Dr. Morgenstern, now retired from the University of Michigan, declined to be interviewed for this article. But as he and colleagues reported to the Centers for Disease Control and Prevention’s Agency for Toxic Substances and Disease Registry in 2007, there were strong signs of a link between contamination of the site and cancer.

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