Station

Number of Samples

Total Microbial Load [Mean ± SD CFU/ml]

Acidity

Jokar

4

1.64 × 10⁷ ± 3.6 × 10⁵

0.166

Kasb

4

3.8 × 10⁶ ± 9 × 10⁴

0.153

Dehno

4

2.73 × 10⁶ ± 4.5 × 10⁴

0.156

Malayer

4

5 × 10⁶ ± 6.2 × 10⁴

0.156

Aliabad-e-Damagh

4

3.7 × 10⁷ ± 1.2 × 10⁶

0.180

Hossinabad-e-Shamlu

4

2.6 × 10⁶ ± 9.3 × 10⁴

0.160

Mehrabad

4

1.25 × 10⁷ ± 4 × 10⁵

0.163

Tochqhaz

4

2.56 × 10⁶ ± 8.1 × 10⁴

0.156

Shiravaran

4

2.27 × 10⁷ ± 4.6 × 10⁴

0.170

Doraneh

4

5.2 × 10⁶ ± 1.8 × 10⁵

0.163

Nahavand

4

1.14 × 10⁷ ± 3.2 × 10⁵

0.170

Kahriz

4

2.8 × 10⁷ ± 1.8 × 10⁶

0.170

Dehfoul

4

1.2 × 10⁷ ± 4.6 × 10⁵

0.163

Mean

1.2 × 10⁷

0.164

Range

2.56 × 10⁶ - 3.7 × 10⁷

0.153 - 0.180