NOTICES
DEPARTMENT OF ENVIRONMENTAL PROTECTION
Applications, Actions and Special Notices
[27 Pa.B. 2149]
APPLICATIONS
APPLICATIONS RECEIVED UNDER THE PENNSYLVANIA CLEAN STREAMS LAW AND THE FEDERAL CLEAN WATER ACT
[National Pollution Discharge Elimination System Program (NPDES)]
DISCHARGE OF CONTROLLED INDUSTRIAL WASTE AND SEWERAGE WASTEWATER
(Part I Permits) The following parties have applied for an NPDES permit to discharge controlled wastewaters into the surface waters of this Commonwealth. Unless otherwise indicated on the basis of preliminary review and application of lawful standard and regulations the Department of Environmental Protection proposes to issue a permit to discharge, subject to certain effluent limitations and special conditions. These proposed determinations are tentative.
Where indicated, the EPA, Region III, Regional Administrator has waived the right to review or object to this proposed permit action under the waiver provision 40 CFR 123.6E.
Persons wishing to comment on the proposed permit are invited to submit a statement to the office noted above the application within 30 days from the date of this public notice. Comments received within this 30-day comment period will be considered in the formulation of the final determinations regarding this application. Responses should include the name, address and telephone number of the writer and a concise statement to inform the Department of the exact basis of a comment and the relevant facts upon which it is based. A public hearing may be held if the responsible office considers the public response significant.
Following the 30-day comment period, the Water Management Program Manager will make a final determination regarding the proposed permit. Notice of this determination will be published in the Pennsylvania Bulletin at which time this determination may be appealed to the Environmental Hearing Board.
The application and related documents, proposed effluent limitations and special conditions, comments received and other information are on file and may be inspected and arrangements made for copying at the office indicated above the application.
Persons with a disability who wish to attend the hearing and require an auxiliary aid, service or other accommodations to participate in the proceedings, should contact the Secretary to the Board at (717) 787-3483. TDD users may contact the Department through the Pennsylvania AT&T Relay service at (800) 654-5984.
Applications for National Pollutant Discharge Elimination System (NPDES) permit to discharge to State waters.
Southeast Regional Office: Regional Manager, Water Management, Lee Park, Suite 6010, 555 North Lane, Conshohocken, PA 19428, telephone, (610) 832-6130.PA 0054909. Industrial waste, North Penn/North Wales Water Authority, Forest Park Water, P. O. Box 317, Chalfont, PA 18914-0317.
This application is for renewal of an NPDES permit to discharge diverted Delaware River waters in Plumstead Township, Bucks County. This is an existing discharge to North Branch of Neshaminy Creek.
The receiving stream is classified for warm water fish, migratory fish, potable water supply, industrial water supply, livestock water supply, wildlife water supply, irrigation, boating, fishing, water contact sports and esthetics.
The proposed effluent limits for Outfall 001, based on an average flow of 49.8 mgd are as follows:
Average Maximum Parameter Monthly (mg/l) Daily (mg/l) pH within limits of 6.0--9.0 standard units at all times Aluminum, Total monitor only monitor only Cadmium monitor only monitor only Dissolved Iron monitor only monitor only Iron, Total monitor only monitor only Mercury monitor only monitor only Nickel, Total monitor only monitor only Phenolics, Total monitor only monitor only Zinc, Total monitor only monitor only Other Conditions:
a. Dissolved Oxygen Requirements
b. Discharge Monitoring Report
c. Prior Approval of Chemical Additives
d. Biological Assessment
e. Contingency Monitoring
The EPA waiver is not in effect.
PA 0022420. Industrial waste, North Division--Naval Facilities Engineering Command, Warminster CSO, P. O. Box 2609, Warminster, PA 18974-2061.
This application is for renewal of an NPDES permit to discharge treated sewage from the Naval Air Warfare Center in Warminster Township, Bucks County. This is an existing discharge to an unnamed tributary of Little Neshaminy Creek.
The receiving stream is classified for the following uses: cold water fishery, aquatic life water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of 0.15 mgd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 (5-1 to 10-31) 14.4 28.8 (11-1 to 4-30) 25 50 Suspended Solids 30 60 Ammonia (as N) (5-1 to 10-31) 2.1 4.2 (11-1 to 4-30) 6.3 12.6 Nitrite and Nitrate (as N) (7-1 to 10-31) 8.9 17.8 Phosphorus (as P) 2 5 Fecal Coliform 200 colonies/100 ml as a geometric average Dissolved Oxygen minimum of 5.0 mg/l at all times
pH within limits of 6.0--9.0 standard units at all times Total Residual Chlorine 1.0 (interim) 2.0 (interim) Total Residual Chlorine 0.02 (final) 0.07 (final) The EPA waiver is in effect.
PA 0042943. Sewage, Owen J. Roberts School District, 901 Ridge Road, Pottstown, PA 19465.
This application is for renewal of an NPDES permit to discharge treated sewage from East Coventry Elementary School in East Coventry Township, Chester County. This is an existing discharge to an unnamed tributary to the Schuylkill River.
The receiving stream is classified for warm water fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of 8,200 gpd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 (5-1 to 10-31) 15 30 (11-1 to 4-30) 25 50 Suspended Solids 30 60 Ammonia (as N) (5-1 to 10-31) 5.0 10.0 (11-1 to 4-30) 15.0 30.0 Total Residual Chlorine 1.0 2.0 Fecal Coliform 200 colonies/100 ml as a geometric average Dissolved Oxygen minimum of 5.0 mg/l at all times pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0056774. Industrial waste, City of Philadelphia, Department of Commerce, Division of Aviation, Northeast Philadelphia Airport, Terminal E, Philadelphia International Airport, Philadelphia, PA 19153.
This application is for issuance of an NPDES permit to discharge stormwater from an airport in City of Philadelphia, Philadelphia County. This is an existing discharge to 001: Walton Run, 002 and 003: Wooden Bridge Run.
The proposed effluent limits for Outfalls 001, 002 and 003, are as follows:
Average Maximum Instantaneous Parameter Monthly (mg/l) Daily (mg/l) Maximum (mg/l) CBOD5 report Suspended Solids report Oil and Grease report pH within limits of 6.0--9.0 standard units at all times COD report Iron, Dissolved report Acetic Acid report Acetaldehyde report Urea report Potassium Acetate report Ethylene Glycol report Diethylene Glycol report Propylene Glycol report Other Conditions: Stormwater Management Plan
The EPA waiver is in effect.
PA 0026859. City of Coatesville Authority, 114 East Lincoln Highway, Coatesville, PA 19320.
This application is for an amendment of an NPDES permit to discharge treated sewage from the City of Coatesville Authority STP located in South Coatesville Borough, Chester County. This is an existing discharge to West Branch Brandywine Creek.
The receiving stream is classified for the following uses: warm water fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an annual average flow of 3.85 mgd are as follows:
Average Average Instantaneous Parameter Monthly (mg/l) Weekly (mg/l) Maximum (mg/l) CBOD5 (5-1 to 10-31) 15 23 30 (11-1 to 4-30) 25 38 50 Suspended Solids 30 45 60 Ammonia (as N) (5-1 to 10-31) 2.0 4.0 (11-1 to 4-30) 6.0 12.0 Phosphorus (as P) (4-1 to 10-31) 2.0 4.0 Total Residual Chlorine* 0.7 2.3 Total Residual Chlorine** 0.2 0.7 Fecal Coliform 200 colonies/100 ml as a geometric average Dissolved Oxygen minimum of 5.0 mg/l at all times pH within limits of 6.0--9.0 standard units at all times *These limits are in effect from permit issuance through August 1, 1999.
**These limits are in effect from August 2, 1999 through expiration.
PA 0056766. Industrial waste, City of Philadelphia Department of Commerce, Division of Aviation, Philadelphia International Airport, Terminal E, Philadelphia, PA 19153.
This application is for issuance of an NPDES permit to discharge stormwater from an airport in Tinicum Township, Delaware and Philadelphia Counties. This is an existing discharge to 001: Mingo Creek to Delaware River; 007: Darby Creek; 003, 004, 005: Delaware River.
The receiving stream is classified for the following uses: warm water fishery, high quality trout stocking fishery, high quality warm water fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfalls 001, 003, 004 and 005 are as follows:
Average Maximum Instantaneous Parameter Monthly (mg/l) Daily (mg/l) Maximum (mg/l) CBOD5 monitor/report Suspended Solids monitor/report Oil and Grease monitor/report pH within limits of 6.0--9.0 standard units at all times COD monitor/report Total Kjeldahl Nitrogen monitor/report Nitrate Plus Nitrite monitor/report Ammonia Nitrogen monitor/report Phosphorus, Total monitor/report Potassium monitor/report Iron, Dissolved monitor/report Acetic Acid monitor/report Acetaldehyde monitor/report Urea monitor/report Potassium Acetate monitor/report Ethylene Glycol monitor/report Diethylene Glycol monitor/report Propylene Glycol monitor/report The proposed effluent limits for Monitoring Point 101 are as follows:
Average Maximum Instantaneous Parameter Monthly (mg/l) Daily (mg/l) Maximum (mg/l) Oil and Grease 15 30 Benzene monitor/report Toluene monitor/report Xylene monitor/report Naphthalene monitor/report Other Requirements
Development of a Stormwater Management Plan including a Long Term Control Plan.
PA 0052159. Industrial waste, Philadelphia Suburban Water Company, 762 West Lancaster Avenue, Bryn Mawr, PA 19010-3489.
This application is for renewal of an NPDES permit to discharge treated process wastewater from a water filtration plant in Middletown Township, Delaware County. This is an existing discharge to Ridley Creek.
The receiving stream is classified for the following uses: trout stocking fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of 0.0836 mgd are as follows:
Average Maximum Instantaneous Parameter Monthly (mg/l) Daily (mg/l) Maximum (mg/l) Suspended Solids 30 60 75 Dissolved Oxygen minimum of 5.0 mg/l at all times Total Residual Chlorine 0.5 1.0 pH within limits of 6.0--9.0 standard units at all times Total Aluminum 4.0 8.0 10.0 Total Iron 2.0 4.0 5.0 Total Manganese 1.0 2.0 2.5 Chloroform monitor/report Chlorodibromomethane monitor/report Dichlorobromomethane monitor/report The proposed effluent limits for Outfall 004, based on an intermittent discharge are as follows:
Average Maximum Instantaneous Parameter Monthly (mg/l) Daily (mg/l) Maximum (mg/l) Total Residual Chlorine 0.5 1.0 pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0042927. Sewage, Owen J. Roberts School District, 901 Ridge Road, Pottstown, PA 19465.
This application is for renewal of an NPDES permit to discharge treated sewage from the Main Campus STP in South Coventry Township, Chester County. This is an existing discharge to an unnamed tributary to French Creek.
The receiving stream is classified for high quality trout stocking fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of .039 mgd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 25 50 Suspended Solids 30 60 Ammonia (as N) 20 40 Total Residual Chlorine 0.5 1.2 Fecal Coliform 200 colonies/100 ml as a geometric average pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0026816. Sewage, East Norriton-Plymouth-Whitpain Joint Sewer Authority, 200 Ross Street, Norristown, PA 19401.
This application is for an amendment of an NPDES permit to discharge treated sewage from the East Norriton-Plymouth-Whitpain Joint Sewer Authority sewage treatment plant in Plymouth Township, Montgomery County. This is an existing discharge to the Schuylkill River.
The receiving stream is classified for the following uses: warm water fishery, aquatic life, water supply and recreation.
The proposed amended final effluent limit for Copper, Outfall 001, based on an average flow of 8.1 mgd are as follows:
Average Average Instantaneous Parameter Monthly (mg/l) Weekly (mg/l) Maximum (mg/l) Copper, Total .108 0.216 0.270 Other Conditions: Further TRE Permit requirements have been eliminated.
PA 0042935. Sewage, Owen J. Roberts School District, 901 Ridge Road, Pottstown, PA 19465.
This application is for renewal of an NPDES permit to discharge treated sewage from the French Creek Elementary School in South Coventry Township, Chester County. This is an existing discharge to French Creek.
The receiving stream is classified for high quality trout stocking fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of .0054 mgd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 25 50 Suspended Solids 30 60 Ammonia (as N) 20.0 40.0 Total Residual Chlorine .9 1.8 Fecal Coliform 200 colonies/100 ml as a geometric average pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0054623. Sewage, Gary W. Volovnik, 1624 Three Mile Run Road, Perkasie, PA 18944.
This application is for renewal of an NPDES permit to discharge treated sewage from single residence sewage treatment plant in East Rockhill Township, Bucks County. This is an existing discharge to Three Mill Run.
The receiving stream is classified for the following uses: warm water fishery, trout stocking fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of 500 gpd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 25 50 Suspended Solids 30 60 Total Residual Chlorine monitor/report monitor/report Fecal Coliform 200 colonies/100 ml as a geometric average Dissolved Oxygen minimum of mg/l at all times pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0054534. Sewage, Macoby Run Golf Course, 5465 McLean Station Road, Green Lane, PA 18054.
This application is for renewal of an NPDES permit to discharge treated sewage from a sewage treatment plant in Marlborough Township, Montgomery County. This is a new discharge to an unnamed tributary to Macoby Creek.
The receiving stream is classified for the following uses: warm water fishery, trout stocking fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001, based on an average flow of 4,000 gpd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 (5-1 to 10-31) 10 20 (11-1 to 4-30) 20 40 Suspended Solids 10 20 Ammonia (as N) (5-1 to 10-31) 3.0 6.0 (11-1 to 4-30) 9.0 18.0 Oil and Grease 15 30 Total Residual Chlorine (1st and 2nd year) monitor/report monitor/report (3rd, 4th and 5th year) 0.5 1.2 Fecal Coliform 200 colonies/100 ml as a geometric average Dissolved Oxygen minimum of 3.0 mg/l at all times pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0052434. Sewage, Pantos Corporation, 202 Black Mat Road, Douglassville, PA 19518.
This application is for renewal of an NPDES permit to discharge treated sewage from sewage treatment plant in Chester Heights Borough, Delaware County. This is an existing discharge to unnamed tributary to West Branch of Chester Creek.
The receiving stream is classified for warm water fish, trout stocking, potable water supply, industrial water supply, livestock water supply, wildlife water supply, irrigation, boating, fishing, water contact sports and esthetics.
The proposed effluent limits for Outfall 001, based on an average flow of 40,000 gpd are as follows:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 (5-1 to 10-31) 10 20 (11-1 to 4-30) 20 40 Suspended Solids 10 20 Ammonia (as N) (5-1 to 10-31) 1.7 3.4 (11-1 to 4-30) 5.1 3.4 Total Residual Chlorine 1st and 2nd year) 1.0 2.0 Total Residual Chlorine (3rd, 4th and 5th year) 0.04 0.1 Fecal Coliform 200 colonies/100 ml as a geometric average Dissolved Oxygen minimum of 6.0 mg/l at all times pH within limits of 6.0--9.0 standard units at all times The EPA waiver is in effect.
PA 0056804, Amendment No. 1. Industrial waste, Forest Park Water, 144 Park Avenue, P. O. Box 317, Chalfont, PA 18914-0317.
This application is for amendment of an NPDES permit to discharge treated process wastewater from a water filtration plant which supplies potable water to residents, in Chalfont Borough, Bucks County. This is an existing discharge to Pine Run.
The receiving stream is classified for trout stocking fishery, aquatic life, water supply and recreation.
The proposed effluent limits for Outfall 001 and 002, based on an average flow of 2.0 mgd are as follows:
Average Maximum Instantaneous Parameter Monthly (mg/l) Daily (mg/l) Maximum (mg/l) Suspended Solids 30 60 75 pH within limits of 6.0--9.0 standard units at all times Total Iron 2.0 4.0 5.0 Total Aluminum 2.0 4.0 5.0 Total Manganese 1.0 2.0 2.5 Total Residual Chlorine 0.25 0.6 Phosphorus as P (4-1 to 10-31) 2.0 4.0 5.0 Chloroform monitor/report monitor/report Dichlorobromomethane monitor/report monitor/report Chlorodibromomethane monitor/report monitor/report The EPA waiver is in effect.
Southcentral Regional Office: Regional Water Management Program Manager, One Ararat Boulevard, Harrisburg, PA 17110, telephone (717) 657-4590.PA 0087696. Sewage, SIC: 6515, Shadyback Acres Mobile Home Park, Box 278, King of Prussia, PA 19406.
This application is for issuance of an NPDES permit for a new discharge of treated sewage to an unnamed tributary of Manada Creek, in East Hanover Township, Dauphin County.
The receiving stream is classified for warm water fishery, recreation, water supply and aquatic life. For the purpose of evaluating effluent requirements for TDS, NO2-NO3, fluoride and phenolics, the existing downstream potable water supply intake considered during the evaluation was PA American Water Company located in South Hanover Township, Dauphin County. The discharge is not expected to impact any potable water supply.
The proposed effluent limits for Outfall 001 for a design flow of 0.00275 mgd are:
Average Instantaneous Parameter Monthly (mg/l) Maximum (mg/l) CBOD5 25 50 Total Suspended Solids 30 60 NH3-N (5-1 to 10-31) 7.5 15.0 (11-1 to 4-30) monitor and report monitor and report Total Residual Chlorine 0.5 1.6 Dissolved Oxygen minimum of 5.0 at all times pH from 6.0--9.0 inclusive Fecal Coliforms (5-1 to 9-30) 200/100 ml as a geometric average (10-1 to 4-30) 14,000/100 ml as a geometric average The EPA waiver is in effect.
PA 0010251. Industrial waste, SIC: 9711, Department of the Army, Headquarters Carlisle Barracks, Carlisle, PA 17013-5020.
This application is for renewal of an NPDES permit for an existing discharge of treated industrial waste to an unnamed tributary to Letort Spring Run, in North Middleton Township, Cumberland County.
The receiving stream is classified for cold water fishes, recreation, water supply and aquatic life. For the purpose of evaluating effluent requirements for TDS, NO2-NO3, fluoride and phenolics, the existing downstream potable water supply intake considered during the evaluation was PA American Water Company located in Silver Spring Township, Cumberland County. The discharge is not expected to impact any potable water supply.
The proposed effluent limits for Outfall 001 for a design flow of .036 mgd are:
Average Maximum Parameter Monthly (mg/l) Daily (mg/l) Flow (mgd) pH (s.u.) from 6.0--9.0 inclusive Total Suspended Solids monitor and report monitor and report Total Dissolved Solids 71,500 Osmotic Pressure (mos/kg) 2,000 The EPA waiver is in effect.
PA 0081825. Sewage, SIC: 4952, Nelson Mobile Home Park, 16 Betty Nelson Court, Carlisle, PA 17013.
This application is for renewal of an NPDES permit for an existing discharge of treated sewage to Conodoguinet Creek, in Lower Frankford Township, Cumberland County.
The receiving stream is classified for warm water fishes, recreation, water supply and aquatic life. For the purpose of evaluating effluent requirements for TDS, NO2-NO3, fluoride and phenolics, the existing downstream potable water supply intake considered during the evaluation was Carlisle Borough Authority located in North Middleton Township, Cumberland County. The discharge is not expected to impact any potable water supply.
The proposed effluent limits for Outfall 001 for a design flow of 0.0231 mgd are:
Average Average Maximum Instantaneous Parameter Monthly (mg/l) Weekly (mg/l) Daily (mg/l) Maximum (mg/l) CBOD5 25 50 Total Suspended Solids 30 60 Total Phosphorus 2.0 4.0 Total Residual Chlorine 0.50 1.63 Dissolved Oxygen minimum of 5.0 at all times pH from 6.0--9.0 inclusive Fecal Coliforms (5-1 to 9-30) 200/100 ml as a geometric average (10-1 to 4-30) 100,000/100 ml as a geometric average The EPA waiver is in effect.
PA 0055328. Industrial waste, SIC: 4953, New Morgan Landfill Co., Inc., Mineview Drive East Extension, P. O. Box 128, Morgantown, PA 19543.
This application is for renewal of an NPDES permit for an existing discharge of treated industrial waste to Conestoga River, in New Morgan Borough, Berks County.
The receiving stream is classified for warm water fishery, recreation, water supply and aquatic life. For the purpose of evaluating effluent requirements for TDS, NO2-NO3, fluoride and phenolics, the existing downstream potable water supply intake considered during the evaluation was Lancaster City Water Authority located in Lancaster. The discharge is not expected to impact any potable water supply.
The proposed effluent limits for Outfall 001 for a design flow of 0.05 mgd are:
Instantaneous Average Maximum Instantaneous Parameter Minimum (mg/l) Monthly (mg/l) Daily (mg/l) Maximum (mg/l) Flow (mgd) 0.05 pH (s.u.) 6.0 9.0 D.O. 5.0 Total Residual Chlorine 0.05 1.64 Total Suspended Solids 100 200 250 CBOD5 65 130 162 NH3-N (5-1 to 10-31) 15 30 37 (11-1 to 4-30) 45 90 112 Fecal Coliforms (5-1 to 9-30) 200 (10-1 to 4-30) 2,000 Oil and Grease 15 30 5C TDS monitor and report monitor and report 1M Antimony 0.201 0.402 0.502 2M Arsenic 0.05 0.10 0.12 3M Beryllium 0.005 0.010 0.012 4M Cadmium 0.005 0.010 0.012 6M Copper 0.05 0.10 0.12 7M Lead 0.036 0.072 0.090 9M Nickel 0.2 0.4 0.5 10M Selenium 0.075 0.150 0.187 11M Silver 0.010 0.020 0.025 12M Thallium 0.04 0.08 0.10 13M Zinc 0.35 0.70 0.87 14M Free Cyanide 0.05 0.10 0.12 18M Boron 3.0 6.0 7.5 10A Phenol 0.05 0.10 0.12 3V Benzene 0.025 0.050 0.062 7V Chlorobenzene 0.010 0.020 0.025 11V Chloroform 0.010 0.020 0.025 21V Methyl Chloride 0.05 0.10 0.12 22V Methylene Chloride 0.5 1.0 1.2 25V Toluene 0.05 0.10 0.12 26V 1,2-Trans-Dichloroethylene 0.03 0.06 0.07 27V 1,1,1-Trichloroethane 0.05 0.10 0.12 15B Butylbenzyl Phthalate 0.01 0.02 0.03 24B Diethyl Phthalate 0.025 0.050 0.062 38B Isophorone 0.05 0.10 0.12 4P Gamma-BHC (Lindane) 0.0010 0.0020 0.0025 7P 4,4'-DDT 0.00002 0.00004 0.00005 131 Aluminum 0.275 0.550 0.687 134 Total Iron 3.5 7.0 8.7 136 Manganese 1.0 2.0 2.5 142 Barium 0.3 0.6 0.7 144 Cobalt 0.05 0.10 0.12 146 Vanadium 0.009 0.018 0.022 147 Acetone 0.109 0.218 0.272 150 2-Hexanone 0.015 0.030 0.037 156 Xylene (Mixed Isomers) 0.010 0.020 0.025 2-Butanone (Mek) 0.210 0.420 0.525 1,2,3-Trichloropropane 0.10 0.20 0.25 Tetrahydrofuran 0.025 0.050 0.062 P-Cresol 0.12 0.24 0.30 4-Methyl-2-Pentanone (Methyl Isobutyl Keytone) 0.015 0.030 0.037 Dibromomethane (Methylene Bromide) 0.010 0.020 0.025 The EPA waiver is in effect.
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