Transmissibility coefficient

Aquifer

transmissibility

Regional comparative parameters corresponding

to the transmissibility coefficient

Aproximate performance of wells a descent of 5 m

m²/day

gl/day/feet

Class

Denomination

not logarithmic specific flow (q)

Logarithmic index Y

l/s

gpm

m³/h/m

l/s.m

gpm/feet

1000

80,520

I

Very high

36

10

48.32

7

>50

>793

II

high

5 - 50

79.3 - 793

100

8052

3.6

1

4.83

6

III

moderate

0.5 - 5

7.93 - 79.3

10

805.2

0.36

0.1

0.48

5

IV

short

0.05 - 0.5

0.79 - 7.93

1

80.52

0.036

0.01

0.048

4

V

very low

0.005 - 0.05

0.079 - 0.79

0.1

8.052

IV

imperceptible

0.0036

0.001

0.0048

3

<0.005

<0.079