All customer facing DEEP services have returned to normal business operations. For detailed information on what this means, visit our “New Normal” website: DEEP New Normal Information

ebm-papst, Inc., Farmington

Notice Of Tentative Decision

Intent To Renew A State Permit For The Following Discharge  Into The Waters Of The State Of Connecticut



The Commissioner of Energy and Environmental Protection (“the Commissioner”) hereby gives notice of a tentative decision to renew a permit based on an application submitted by ebm-papst, Inc. ("the applicant") under section 22a‑430 of the Connecticut General Statutes (“CGS”) for a permit to discharge into the waters of the state.


In accordance with applicable federal and state law, the Commissioner has made a tentative decision that continuance of the existing discharge would not cause pollution of the waters of the state.


The Commissioner proposes to renew a permit for the discharge to the sanitary sewer.  The proposed permit, if issued by the Commissioner, will require periodic monitoring to demonstrate that the discharge will not cause pollution.



ebm-papst, Inc. presently discharges a maximum of 7,500 gallons per day of phosphating/sealing line wastewaters to the Farmington Water Pollution Control Facility from metal finishing operations at a ventilating fans, blowers, and impellers manufacturing facility.


The name and mailing address of the permit applicant are:

ebm-papst, Inc.

110 Hyde Road

Farmington, CT 06034


The activity takes place at:

110 Hyde Road

Farmington, CT 06034




Type of Treatment


There is no treatment associated with this discharge.


Effluent Limitations


This permit contains effluent limitations consistent with a Case by Case Determination using the criteria of Best Professional Judgement, Pretreatment Standards for New Sources (PSNS) in 40 CFR 433.17, Section 22a‑430‑4(s) of the Regulations of Connecticut State Agencies (“RCSA”), and will protect the waters of the state from pollution when all of the conditions of this permit have been met.


In accordance with section 22a‑430‑4(l) of the RCSA, the permit contains effluent limitations and/or monitoring requirements for heavy metals, cyanide, total toxic organics, phosphorus, total recoverable oil petroleum, and pH.



The Commissioner is authorized to approve or deny such permits pursuant to section 22a‑430 of the CGS and the Water Discharge Permit Regulations (section 22a‑430‑3 and 4 of the RCSA).



The application has been assigned the following numbers by the Department of Energy and Environmental Protection. Please use these numbers when corresponding with this office regarding this application.


APPLICATION NO. 201614937       PERMIT ID NO. SP0002406


Interested persons may obtain copies of the application from:

William B. Aston, Jr.

ebm-papst, Inc.

110 Hyde Road

Farmington, CT 06034



The application is available for inspection by contacting Nancy Wollenberg at  at the Water Permitting and Enforcement Division, Bureau of Materials Management and Compliance Assurance, Department of Energy and Environmental Protection, from 8:30 ‑ 4:30, Monday through Friday.


Any interested person may request in writing that his or her name be put on a mailing list to receive notice of intent to issue any permit to discharge to the surface waters of the state.  Such request may be for the entire state or any geographic area of the state and shall clearly state in writing the name and mailing address of the interested person and the area for which notices are requested.



Prior to making a final decision to approve or deny any application, the Commissioner shall consider written comments on the application from interested persons that are received within thirty (30) days of this public notice.  Written comments should be emailed to Nancy Wollenberg at The Commissioner may hold a public hearing prior to approving or denying an application if in the Commissioner's discretion the public interest will be best served thereby, and shall hold a hearing upon receipt of a petition signed by at least twenty-five (25) persons. Notice of any public hearing shall be published at least thirty (30) days prior to the hearing.


Petitions for a hearing shall be submitted within thirty (30) days from the date of publication of this public notice and should include the application number noted above and also identify a contact person to receive notifications. Petitions should also identify a person who is authorized to engage in discussions regarding the application and, if resolution is reached, withdraw the petition. In order to facilitate the filing of requests for hearing during the COVID-19 emergency and consistent with the Department’s Temporary Directive, the Office of Adjudications will accept electronically-filed petitions in addition to petitions submitted by mail.  Petitions with required signatures may be filed by email to or mailed to the DEEP Office of Adjudications, 79 Elm Street, Hartford, CT 06106.  Within thirty (30) days of filing the petition, original petitions that were filed electronically must be also be mailed to the Office at the above-noted address. If the original petition exists only in electronic format or signatures were produced using a computer or typewriter, the petition must be submitted with a statement bearing the wet-ink signature of the petitioner that the petition is only available in that format and has been submitted to satisfy the requirement that an original petition be filed. If a hearing is held, timely notice of such hearing will be published in a newspaper of general circulation and posted on the DEEP website at Additional information at


The Connecticut Department of Energy and Environmental Protection is an Affirmative Action/Equal Opportunity Employer that is committed to complying with the requirements of the Americans with Disabilities Act. Please contact Nancy Wollenberg at  If you are seeking a communication aid or service, have limited proficiency in English, or require some other accommodation. If you wish to file an ADA or Title VI discrimination complaint, you may submit your complaint via email at or via phone at (860) 418-5910. In order to facilitate efforts to provide an accommodation, please request all accommodations as soon as possible following notice of any agency hearing, meeting, program or event.

s/Oswald Inglese, Jr. Director
Water Permitting and Enforcement Division
Bureau of Materials Management and Compliance Assurance


Published in the Hartford Courant on September 15, 2021.

Draft Permit

Fact Sheet