7.0 mg/l Zinc

200 mg/l Animal/vegetable oil

100 mg/l Mineral/petroleum oil

150°F temperature

The pH of a discharge shall not be less than 5.0 or greater than 10.0.

(Ord. 3994 § 1 (part), 1998)

5-6410 - TOXIC SUBSTANCES.

Any wastewater containing toxic pollutants in sufficient quantity, either singly or by interaction with any other substance, to injure or interfere with any wastewater treatment process, constitute a hazard to humans or animals, create a toxic effect in the receiving waters of the POTW or to exceed the limitation set in a categorical pretreatment standard. A toxic pollutant shall include, but not be limited to, any pollutant identified pursuant to the Federal Water Pollution Control Act or the Clean Water Act, as amended.

(Ord. 3994 § 1 (part), 1998)

5-6411 - STATE REQUIREMENTS.

State standards and limitations on discharge constituents shall apply when they are more stringent than Federal standards.

(Ord. 3994 § 1 (part), 1998)

5-6412 - STANDBY FACILITIES.

The quality of the discharge required herein shall be maintained at all times, and proper standby facilities shall be provided for periods of maintenance, repair, power failure, etc.

(Ord. 3994 § 1 (part), 1998)

5-6413 - WASH RACK WASTE.

No person owning or operating a private or public automobile wash rack shall permit any water or effluent therefrom to flow into any public sewer unless such wash rack is roofed over and is equipped with an oil- sand interceptor approved by the Director.

(Ord. 3994 § 1 (part), 1998)

5-6414 - DRAINING OF SWIMMING POOLS.

When public sanitary services are available, water from swimming pools, whether public or private, shall not be discharged into a storm sewer or gutter. All swimming pool water must be discharged into a sanitary sewer.

(Ord. 3994 § 1 (part), 1998)

5-6415 - PRETREATMENT.

All users affected by the National Categorical Pretreatment Standards shall comply with the standards set forth in 40 CFR Chapter 1, Subchapter N, Parts 405-471, and any amendment thereto.

Where the discharge is treated by the City of Stockton, the provisions of Chapter 7, Part III, of the Stockton Municipal Ordinance Code shall apply and a permit shall be obtained from the City of Stockton.

(Ord. 3994 § 1 (part), 1998)

5-6416 - PRETREATMENT PLANS.

In the event pretreatment or special facilities are required to make the waste acceptable as provided hereunder, the applicant will be required to furnish plans showing the method or collection and pretreatment proposed to be used, and a permit shall not then be issued until said plans or required modifications thereof have been checked and approved by the Director. All such facilities shall then be installed in conformity therewith. When the City of Stockton provides treatment of the wastewater discharge, the rules and regulations as set forth in Chapter 7, Part III, of the Stockton Municipal Ordinance Code shall apply.

(Ord. 3994 § 1 (part), 1998)

5-6417 - INSTALLATION.

Pretreatment or other facilities shall be so installed and constructed that they shall be at all times easily accessible for inspection by the County.

(Ord. 3994 § 1 (part), 1998)

5-6418 - ACCESS TO FACILITIES.

(a)

Industrial/Commercial. The Director of the San Joaquin County Utility Maintenance Division may make periodic inspections, obtain samples, and take tests of sewage and industrial waste pretreatment or treatment facilities to determine whether such plants and/or facilities are maintained in accordance with the requirements set forth herein. The permittee shall afford all reasonable cooperation in such inspections.

(b)

Access to Easements and Sewer Connections. Every owner or tenant of any parcel which is connected to a sanitary sewer shall allow reasonable access to facilities for inspection, testing, maintenance, or repair of facilities. A twenty-four (24) hour notice shall be given to the owner and/or tenant before scheduled work is

performed during normal business hours. When emergency access is required due to stoppage of lines or other unforseen circumstance, a reasonable effort shall be made to contact the owner or tenant before entry is made.

(Ord. 3994 § 1 (part), 1998)

5-6419 - TRADE NAMES.

Trade names or commercial products, or mention of trade names or commercial products, does not constitute endorsement or recommendation for use.

(Ord. 3994 § 1 (part), 1998)

5-6420 - CONDITIONS OF LATERALS AND SEWER CONNECTIONS.

All persons shall keep their sewer laterals or sewer connections in good order at their own expense and shall be liable for any damages which may result from their failure to do so.

(Ord. 3994 § 1 (part), 1998)

5-6421 - CONNECTION TO SANITARY SEWERAGE SYSTEM.

There shall be a separate connection to the sanitary sewerage system for each premises served except when otherwise authorized by the Director or as specified by the Uniform Plumbing Code of the County.

(Ord. 3994 § 1 (part), 1998)

5-6422 - OTHER PERMITS REQUIRED.

Connection to the sanitary sewerage system shall be made only after securing a plumbing permit from the Building Department of the County. Permits for sanitary sewer lines constructed on private property shall be obtained in accordance with the provisions of the Uniform Plumbing Code of the County.

(Ord. 3994 § 1 (part), 1998)

5-6423 - ESTABLISHMENT OF BOD.

For the purposes of establishing the value of BOD for commercial or industrial sewage, four (4) or more grab samples shall be taken at reasonable intervals during the billing period. Those industrial or commercial establishments whose wastes are found to fall continually within the same BOD suspended solids limits will be checked only at the request of the owner of said establishment or at the discretion of the Director. The BOD limits of the waste as determined by such samples shall apply for the entire billing period during which such samples are taken.

(Ord. 3994 § 1 (part), 1998)