'Class A' Well constituents. Complete Analysis - post bacteria.
measured from ground surface
0ft to 5ft
tundra and firm brown topsoil grading to gray clay
5ft to 18ft
gray/black fractured basalt
18ft to 20ft
reddish-tan paleosol, hardened
20ft to 50ft
red-brown weathered basalt, some layers hard
50ft to 55ft
grey-black non-vesicular basalt
55ft to 57ft
red-black weathered basalt paleosol
57ft to 97ft
variably weathered fractured basalt and porphry - sometimes amygdoidal, some layers hard and c(cut off on well log)
97ft to 100ft
yellow tan-gray silty clay paleosol
100ft to 135ft
highly fractured basalt, vesicular, unconsolidated in behavior
135ft to 136ft
red paleosol
136ft to 143ft
highly vesicular and highly fractured basalt
Disclaimer: This page is provided as a public service by the Alaska Division of Mining, Land and Water. The Division makes NO representation regarding well location,
completeness or accuracy of the data in the database or data extraction procedures provided. Data are provisional. The user assumes total responsibility for verification.
