[ad_1] An oil spill in a creek in northeastern Kansas this week is the biggest for an onshore crude pipeline in additional than 9 years and by far the largest within the historical past of the Keystone pipeline, based on federal information. Canada-based TC Power on Thursday estimated the spill on the Keystone system at about 14,000 barrels, or 588,000 gallons. It stated the affected pipeline section had been “remoted,” the oil had been contained on the website with booms, or limitations, and environmental monitoring had been arrange, together with around-the-clock air-quality monitoring. It didn’t say how the spill occurred.…