Metropolitan St. Louis Sewer District

Commercial/Industrial Customers

Unit of Measurement Rate
Base Charge $13.15/mo.
Metered Volume $2.28/hundred cubic feet (CCF)
Compliance Charge Tier 1: 0 Inspection / 0 Sample Point $23.00/mo.
Tier 2: 1 Inspection / 0 Sample Point $39.80/mo.
Tier 3: 1 Inspection / 1 Sample Point $84.75/mo.
Tier 4: 1 Inspection / 2 Sample Points $124.25/mo.
Tier 5: 1 Inspection / More than 2 Sample Points $163.75/mo.

Surcharges for Excess-Strength Sewage

Unit of Measurement Rate
Suspended solids over 300 mg/liter $231.35/ton
Biodegradable oxygen demand over 300 mg/liter $620.14/ton
Chemical oxygen demand over 600 mg/liter $310.07/ton

 

Note: These surcharges apply to sewage from commercial/industrial customers, which is heavily laden with pollutants above the normal domestic strength and requires extra wastewater treatment.