In the amphibian tests, concentrations of endosulfan were low--0.03 to 0.4 milligrams per liter
The new permits call for phosphorus reductions at the four municipal wastewater treatment plants from current limits of .75 milligrams per liter
to 0.1 mg per liter by 2010.
In 2001, the Upper Blackstone District and EPA negotiated the discharge amounts of phosphorus (0.75 milligrams per liter
) and nitrogen (no limit).
The town's limit is 1 milligram of phosphorous per liter, while the future limit will be 0.2 milligrams per liter
No later than four years from the effective date of the NPDES permit, Sturbridge must comply with the phosphorus limit of .2 milligrams per liter
between April 1 and Oct.
The report found that when Biological Oxygen Demand -- an index of the degree of organic pollution and a proxy for overall water pollution -- crosses a threshold of 8 milligrams per liter
, GDP growth in downstream regions drops by 0.83 percentage points, about a third for the mean growth rate of 2.33 percent used in the study.
The new rule will raise that to 0.5 milligrams per liter
of "free" chlorine, or 1.0 milligrams per liter
of "combined" chlorine.
According to a water analysis conducted by the Bekaa Water Establishment in 2018, the incoming BOD of the water showed 522 milligrams per liter
, which Karam says is a strong indicator of the presence of nondomestic waste, part of which may be industrial, including blood from slaughterhouses.
When police administered a breathalyzer test on Hassan at the scene of his arrest, it showed that he had a breath alcohol content of 0.38 milligrams per liter
, well above the legal limit of 0.25 milligrams per liter
The EMB initially set the river's water quality guideline at 7 milligrams per liter
to gauge the water's biochemical oxygen demand (BOD), or the amount of oxygen in water needed to break down organic matter.
According to him, the SEPA's standard for the treated water is 400 milligrams per liter
chemical oxygen demand (COD) whereas the COD level in Kotri SITE's effluent ranged between 4,000 to 5,000.
The acceptable benzene level in groundwater is 0.015 milligrams per liter
and the TPH level is 1.5 milligrams per liter