BOD Calculator

Calculate Biochemical Oxygen Demand (BOD5) to assess organic pollution in water samples

Sample Parameters

Initial DO (mg/L)

Final DO after 5 days (mg/L)

Sample Volume (mL)

Dilution Volume (mL)

Seed Correction (mg/L)

159.00 mg/L

Polluted

Dilution Factor30.0x

DO Depletion5.30 mg/L

BOD Ultimate (estimated)232.67 mg/L

Oxygen Demand238.50 mg/L

Clean Water< 20 mg/L

Moderately Polluted20-100 mg/L

Polluted100-300 mg/L

Heavily Polluted> 300 mg/L