Title
Notice/Advertisement Title: Local Limits for the Control of Discharges to the Columbus Sewerage System
Contact Name: Timothy Evans
Contact Telephone Number: (614) 645-3290
Contact Email Address: TAEvans@columbus.gov
Body
RULES AND REGULATIONS 2024-02
Division of Sewerage and Drainage
Department of Public Utilities
Subject: Local Limits for the Control of Discharges to the Columbus Sewerage System
Pursuant to the authority granted under Columbus City Code (CCC) 1145.11 and 1145.23, the Director of the Department of Public Utilities (Director) hereby adopts, establishes, and publishes these rules and regulations to be effective at the earliest time allowed by law. This rule supersedes and replaces Director’s Rule 2018-03 Local Limits for the Control of Discharges of Wastewater to the Columbus Sewerage System.
The local limits, expressed in pounds per day below, shall be allocated to the industrial users at the discretion of the Director via industrial wastewater discharge permits issued to significant industrial users and other industrial users, as necessary. The industrial wastewater discharge permits may contain the local limits as a mass value or an appropriate concentration value. Local limits may be expressed as daily maximum limits or monthly average limits. The sum total of each allocation shall not exceed the maximum allowable industrial load (MAIL). The MAILs are subject to change as local environmental conditions change.
See CCC 1145.20 - 1145.26 Standards of Discharge for additional requirements regarding discharges to the Columbus publicly owned treatment works.
|
Pollutant |
Total Maximum Allowable Industrial Load - MAIL (lbs/day) |
|
Arsenic |
8.8 |
|
Cadmium |
3.6 |
|
Chromium, total |
659 |
|
Copper |
52 |
|
Cyanide, total |
235 |
|
Lead |
27 |
|
Mercury |
0.069 |
|
Molybdenum |
7.2 |
|
Nickel |
45 |
|
Selenium |
3.5 |
|
Silver |
12 |
|
Zinc |
24 |