Water quality. Water draining off newly graded surfaces and roads or oil or water accidentally discharged during oil and gas production can increase the amount of sediment, salt, and pollutants discharged into rivers and streams, thereby degrading them. In addition, shallow aquifers can be polluted if required protective measures are not in place, and the production of methane gas from coal beds can deplete shallow aquifers that serve as domestic water sources. 6 Habitat. A high density of drilling and production equipment can, in extreme situations, change the appearance of the landscape from a natural setting to an industrial zone. In.
