Tag: contamination
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San Mateo County schools’ drinking water contaminated with nitrate
Image from October shows a beaker filled with water from the faucet at Pescadero Middle/High School in Pescadero, Calif. KGO-TV PESCADERO, Calif. (KGO) — Drinking water is contaminated with nitrate at two San Mateo County schools. It’s a decades-old problem that resurfaced in a local science classroom. “It’s horrible looking right now,” said Cullen Rose,…
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USGS ARkStorm 1.0 study showed high risk of contamination from Tulare lake basin flooding
The US Geological Survey’s ARkStorm studies included extensive analyses of vulnerabilities to flooding. In 2016, USGS Researchers Geoffrey Plumlee, Charles Alpers, Suzette Morman, and Carma San Juan published “Anticipating Environmental and Environmental-Health Implications of Extreme Storms: ARkStorm Scenario.” The ARkStorm 1.0 scenario found extensive flooding of the San Joaquin Valley and the Tulare Lake basin…
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Rising groundwater threatens thousands of toxic sites in the Bay Area
As climate change brings devastating storms and rising tides to California, many coastal communities face another threat, one that’s hidden and trickling up from below. When sea levels rise, dense saltwater moves inland beneath the soil, pushing up the layer of fresh groundwater that floats above it. In many coastal areas, even a few inches…
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Water board finds new culprit for cancer-causing chemical released in SLO. What’s next?
Photo: Greg Mortka, left and Mark Nishibayashi install a passive soil gas probe near the airport fire station. Areas of the SLO airport were tested July 26, 2016 for TCE [trichloroethylene] in an effort to determine a source of contamination, hundreds of soil probes collected data. David Middlecamp dmiddlecamp@thetribunenews.com It has been nearly three years…
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New maps show the probability for radon and uranium in New Hampshire’s groundwater
Map: Probability of elevated radon in New Hampshire groundwater. This is the most comprehensive study to date and the first to create detailed statewide maps on the probability for any location in New Hampshire to have groundwater with either of those two radioactive elements. Both radon and uranium can be a concern to human health…
