Sentences with phrase «water samples found»

A study examining more than 50 tap water samples found water had very few bacteria in buildings without cisterns but there was noticeable contamination in buildings where storage tanks were present or plumbing had been altered or otherwise disrupted.

Townsend - Small says water samples finding natural gas - derived methane in wells near Pennsylvania fracking sites were taken only after fracking had occurred, so methane levels in those wells were not documented prior to or during fracking in Pennsylvania.

Not exact matches

Consumer Reports tested samples of apple and grape juice and found that 10 percent of the samples had total arsenic levels that exceeded federal drinking - water standards of 10 parts per billion (ppb) and 25 percent of the samples had lead levels higher than the Food and Drug Administration's (FDA) bottled - water limit of 5 ppb.

Susan Lorenz studied soil, sediment, ground and surface water samples, and said that although she found lead present in surface soils, it had not migrated to deeper soils or ground water.

The swimming bans, which will be in effect at least through Saturday morning, were enacted Friday after Lake Michigan water samples taken Thursday morning were tested and found to contain high levels of E. coli bacteria, which can indicate the presence of other harmful bacteria.

Park District officials closed the range last month and ordered additional testing after IEPA tests found lead in two water monitoring samples.

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Students then use their findings to analyze the health of a water sample.

They can be found in almost every area of the aquarium: preparing food for our animals, sharing stories with our guests, testing water samples, and even diving.

Mayor John Tkaczyk said a second day of testing showed the absence of Coliform, the bacteria that was found in water samples late last week, prompting the boil water notice and since then, city workers have been treating the water aggressively to clear up the system.

A new peer - reviewed study discredits findings of controversial research claiming that higher concentrations of dissolved methane in domestic water wells can be associated with proximity to nearby gas - producing wells in northeastern Pennsylvania — and it does so using a much larger sampling size and pre-drill baselines.

According to the Environmental Working Group, «many of the 250 - plus contaminants detected through water sampling and testing are at levels that are perfectly legal under the Safe Drinking Water Act or state regulations, but well above levels authoritative scientific studies have found to pose health risks.&rwater sampling and testing are at levels that are perfectly legal under the Safe Drinking Water Act or state regulations, but well above levels authoritative scientific studies have found to pose health risks.&rWater Act or state regulations, but well above levels authoritative scientific studies have found to pose health risks.»

Experts agree that lead found in home water samples usually comes from the home plumbing system, not the source of the water.

Officials said the typical level of the toxic chemical found in the blood samples of more than 2,000 Rensselaer County residents is about 11 times higher than the national average, but well below levels detected in other areas of the nation where the contaminant has also polluted public water supplies.

The study, which collected samples from 66 water wells, found naturally occurring methane levels in 15 percent of the wells were high enough to require mitigation.

A report issued in April by the New York Attorney General's office found that microbeads were present in 74 percent of water samples taken from 34 municipal and private treatment plants across the state.

In the Capital Region, concerns about PFOA found in water supplies in Rensselaer County erupted in 2014 when Michael Hickey, a former village trustee whose father died of cancer, sent samples from the Hoosick Falls water system to a Canadian lab that reported levels of PFOA that the EPA had advised were not safe for human consumption.

The findings are consistent with water samples the EPA has collected from at least 42 homes in the area since 2008, when ProPublica began reporting on foul water and health concerns in Pavillion and the agency started investigating reports of contamination there.

They found that the isotopic signatures of sulfur (in sulfate), carbon (in dissolved inorganic carbon) and strontium from water samples collected from tributaries adjacent to mountaintop mining sites are distinguishable from those collected from unaffected upstream waters.

The next step will be to sample the lunar surface, finding ways to build with it or extract resources (especially water) from it.

From testing the water in just a minority of homes the Mississippi Department of Health found that samples had high lead content — above the 0.015 per liter level established by the U.S. Environmental Protection Agency.

A peak microplastics concentration was measured at Rees on the Nederhijn, where 3.9 million plastic items per square kilometer (or 21,839 particles per 1000 cubic meters) were found in a single water sample.

Now a new study that sampled water from 60 such wells has found evidence for natural gas — contamination in those within a kilometer of a new natural gas well.

They reported this finding in July after analyzing 50 - plus years of data on light penetration of the ocean surface and plankton abundance in water samples.

To find out whether they had evolved to cope, Andres Moreno at Stanford University in California and colleagues looked at the variation of a gene known to be involved in water retention in the kidney, called FOXI1, in DNA samples from 20 Europeans, 20 east Asians and 20 Yoruba.

«Almost every bit of water we sampled was below 3.5,» says Tilbrook, who presented his findings at Greenhouse 2011 in Cairns this week.

In Pavillion, Wyo., where residents have complained of nerve damage and loss of sense of taste and smell, EPA superfund investigators found benzene and other hydrocarbons in well water samples, as well as methane gas, metals, and an unusual chemical variant of a compound used in hydraulic fracturing.

After several attempts, the team found that zinc ions added to the water would attach the molecule to the sample dish.

Beginning in 2008, the EPA took water samples from residents» drinking water wells, finding hydrocarbons and traces of contaminants that seemed like they could be related to fracking.

When Yardley analyzed a sample of the injected water, he found it rich in silica.

As the spacecraft sidled up to the comet, it sampled the water streaming from the comet body and found 67P's D / H ratio to be staggeringly high — more than three times that of Earth's oceans (SN: 1/10/15, p. 8).

BPA has been found in drinking water, in 41.2 percent of 139 streams sampled in 30 states, even in house dust.

Not only do the individual water samples contain information on aquatic organisms, but also land organisms found along the river.

We also found that the state agency had thrown out two critical water samples — including one from the Walters home — so that Flint would meet the requirements of EPA's Lead and Copper Rule.

We went to Flint several times to confirm and expand these findings by taking and analyzing more water samples.

We saw city officials dismissing public concerns, knew that the city was not treating the river water to prevent corrosion and found high lead levels in samples from the Walters» home.

Traces of 18 unregulated contaminants were found in the water from one - third of utilities in sampling across the U.S. by federal scientists.

He may find clues in the samples of air, water and blood from the crew that were «exported» from Biosphere 2 before the oxygen was turned on last week.

The team found the same regeneration process occurring in water samples taken from the Iowa River, and from a test pond seeded with manure from cattle that had been treated with trenbolone acetate.

To find the origin of the Moon's water, Saal and his colleagues looked at melt inclusions found in samples brought back from the Apollo missions.

«Our findings of adverse impact in a U.S. sample, particularly in performance - related functioning, gives confidence to the generalizability of findings from our work in Bangladesh, where we also observed a steep drop in intelligence scores in the very low range of water arsenic concentrations,» said Dr. Graziano, who is also professor of Pharmacology at Columbia's College of Physicians and Surgeons.

In a 2012 study of 33 fungicides used on potatoes, Kuivila's lab found that 75 percent of surface waters tested and 58 percent of ground water samples were contaminated with traces of at least one fungicide.

After firing flashes at samples of paper painted with water colours, Saunders found that the light from flashguns is no more harmful than the soft, controlled light of most galleries.

«The combination of water and halogens found in the volcanic glasses enables us to preclude local seawater contamination and conclusively prove the water in the samples was derived from the mantle,» Dr Kendrick said.

Buesseler says that during his own sampling survey in waters 30 to 600 kilometres from Fukushima in June 2011, three months after the meltdown, the highest levels he found were 3 Bq of caesium - 137 per litre of seawater.

To find out, oceanographers John Kessler of Texas A & M University and David Valentine of the University of California, Santa Barbara, collected more than 700 water samples around the spill that summer and fall.

Technology capable of sampling water systems to find indicators of fecal matter contamination that are thousandths and even millionths of times smaller than those found by conventional methods is being developed by a team of researchers at Texas A&M University.

ChemCam tested more than 100 targets in a location named Rocknest and found that the dust contained consistent amounts of water regardless of the sampling area.

In an expedition to the same region four years later, she had the chance to compare the measurements taken at different times, and found significantly less methane in the water samples.

The researchers found that the fluid consistently created small but effective cracks in the samples that allowed water to flow through.