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High concentrations of PAHs were found on the FIL MGP footprint during PPIE testing.

In 2011, samples were taken from a wide area of the Marina to determine if PPIE burn material as well as MGP … Read More

NUAD areas found in Marina West Harbor

NUAD is an acronym for not suitable for unconfined aquatic disposal.  The term NUAD and its cousin SUAD (suitable for unconfined aquatic disposal) are used to describe areas proposed … Read More

NUADs confirmed offshore near Pier 39

NUAD is an acronym for not suitable for unconfined aquatic disposal.  The term NUAD and its cousin SUAD (suitable for unconfined aquatic disposal) are used to describe areas proposed for … Read More

In 2012, a person took video and still photographs of a dark substance bubbling to the surface near the berth he rented for his boat in Gashouse Cove.  Copies were forwarded to the City and … Read More

High levels of PAHs have been found, beginning in 1994, in Gashouse Cove

High concentrations of PAHs have been found in Gashouse Cove (aka San Francisco East Harbor) since 1994.  A dispute over the source and … Read More

Creosote found in a boring in the Marina following the 1989 Loma Prieta earthquake.

The USGS investigated several locations in the Marina to understand subsoil conditions that might influence the different amounts of damage the 1989 … Read More

Coal Tar found at perimeter of Gashouse Cove

In 2008, samples were taken along the perimeter of Gashouse Cove (aka San Francisco East Harbor) to investigate potential sources of the PAHs in the sediment offshore.  Approximately … Read More

Extensive Contamination (creosote) found in borings along Marina Boulevard in 1977.

In 1977 the City of San Francisco investigated subsoil conditions in anticipation of building a large transport/storage system, known as a Box Sewer, to deliver … Read More