The following systems are approved in Maryland within designated classes based on the level of Total Nitrogen (TN) removal capability shown.
Each unit has undergone a rigorous third-party testing process. Examples of third-party testing acceptable to the Department includes:
BRF Ranking Document: CLICK HERE
As required by legislation, the Department must rank all Best Available Technology systems for removing nitrogen for onsite sewage dispersal systems. Rankings are to be provided for the following factors:
The Department is to provide to the public this ranking of BAT systems. This ranking is largely based on information provided by the vendors. The Department strongly advises the applicant to contact each vendor directly for more information.
The BAT Technical Review Committee is accepting applications for determining systems for consideration as BAT and eligibility for Bay Restoration Fund grants.
The following technologies have successfully completed field verification (BAT Class I):
Manufacturer Bio-Microbics, Inc. http://www.biomicrobics.com Local Distributors Eastern Region - Gillespie & Sons, Inc. Jim Gillespie- (410) 778-0900 email@example.com
Central Region - Bay Area Environmental Don Jones - (410) 836-9206 firstname.lastname@example.org
ManufacturerSeptiTech, Inc. www.septitech.com Local DistributorsEastern Region - Gillespie & Sons Inc. Jim Gillespie - (410) 778-0900 email@example.com Central Region - Bay Area Environmental Don Jones - (410) 836-9206 firstname.lastname@example.org
Listed below are the approved technologies that are currently under field verification (BAT Class II):
Other 3rd Party and NSF 245
Under Field Verification
Clear Rex Bubbler CRB 1
NSF 245and Other
Under Field Verification
Manufacturer Hydro-Action/AK Industries Inc.. www.hydro-action.com
Regional Distributor - Blue Water Environmental, LLC Mark O'Rourke - (240) 444-6401 email@example.com.
Local DistributorsCentral-Eastern Region - Sample Excavating Co. Inc. Mike Sample - (443) 807-8639 firstname.lastname@example.org Southern Region - Outback Porta-Jon, Inc. Steve Wilson- (410) 257-1600 email@example.com
Manufacturer Bio-Microbics, Inc. http://www.biomicrobics.com Local DistributorsEastern Region - Gillespie & Sons Inc. Jim Gillespie - (410) 778-0900 firstname.lastname@example.org
Norweco Hydro-Kinetic Model 600 FEU
The Maryland Department wants to thank you for partaking in this important program.
If you have additional questions or would like more information, please contact the Wastewater Permits Program, Bay Restoration Fund Program, 410-537-3778.
1800 Washington Boulevard, Baltimore, MD 21230