The greatest number of different kinds of nitrogen bases that could be represented in this section of dna is

Water at the mountain sources come from springs.

The speed of flow of these waters vary, with the fastest being Magnitude 1 springs that discharge water more than 100 feet cube per second. 

Water at these sources have the average temperatures of about 56 degrees Farenheit. 

The oxygen level in drinking water is around 0.001%, the same as normal drinking water.

Spring waters have exceptionally high amounts of minerals, which is why they are often bottled and sold at a more expensive rate. They may also include irons and tannins.