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January 13, 1983
City of Eagan
Thomas L. Hedges, City Mgr.
3795 Pilot Knob Road
Eagan, MN 55122
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METROPOLITAN WASTE CONTROL COMP1ISSION Permit No 0569
Spill Location Code 5E-00-00-EA
DRAFT ' INDU57RIAL WASTE DISCHARGE PERMIT
Pursuant to the provisions of Minnesota Statutes Chapter 473 as amended
and the Waste Discharge Rules for the Metropolitan Disposal System
6 MCAR ? 6.010-6.019, permission is hereby granted to BprChert- Inqersoll,
Inc. at 3275 Dodd Road, Eagan, MN 55164
fo- the discharge of fndustrial Waste into the Metropolitan Disposal System
through the comnunity of Edgdn to the Commission's
Seneca Wastewater Treatment Plant.
This Permit is granted in accordance with the application filed on March .
12 , 19 82 , Permit fees of $ 30.00 , and in conformity with
plans, specifications, and data as contained in the application as approved,
all of which are filed with and considered as part of this Permit.
Effluent limitations, monitoring requirements, general Permit conditions, and
other specific conditions are hereinafter set forth in this Permit.
Effective Date: day of , 19
Expiration Date: day of , 19
Issued by
METROPOLITAN 41ASTE CONTROL COMMISSION
C ie Administrator or du y aut orize representative
Date
Page 1 of 7
... ;
I METROPOLITAN 41ASTE CONTROL COMMISSION Permit No 0569
Spill Location Code 5E-00-00-EA
A. Effluent Limitations
Parameters MW C oca imitations
on Total Discharge (mg/1
or other s ecified units)
Cadmium (Cd) 2.0
Chromium-total (Cr) 8.0
Copper (Cu) 6.0
Cyanide-total (CN) 4•0
Lead (Pb) 1.0
Mercury (Hg) 0.1
Nickel (Ni) 6•4
Zinc (Zn) 8.0
pH-max. (units) 10.0
pH-min. (units) 5.0
MWCC local limitations for metals are the maximum for any operating day.
pH limitations are instantaneous values.
Page 2 of 7
?
METRDPOLITAN WASTE CONTROL COMMISSION Permit No 0569
Spill Location Code 5E-00-00-EA
B. Self Monitoring Schedule
1. Following are the specific sampling, sample compositing, and volume
determination methods required by this Industrial Waste Discharge Permit.
Representative samples shall be collected at each monitoring point by
the Permittee in accordance with the guidelines listed in Appendix B of
the Waste Discharge Rules for the Metropolitan Disposal System. 7hese
samples shall be collected once each reporting period on normal operating
days. The sampling day wastewater volume for each monitoring point shall
be determined as stated and shall be used to obtain a representative sample
of the Permittee's total waste discharge by flow proportional compositing.
a) i) Monitoring Point: Shall be at point access to total waste dis-
charged.
ii) amp e Collection ethod: e minimum samp inq requency s a e
---- ..,.- ?,..._ .. .,,._M, .,......?+,,,.. ?.,
iii) o ume Determination: Shall be determined bv water meter readin s.
iv) Sample Compositing
Page 3 of 7
, -
METROPOLITAN WASTE CONTROL COMMISSION Permit No 0569
Spill Location Code 5E-00-00-EA
2. Parameters
Chemical analysis for the previously specified sample representing the
total waste discharge shall be performed for the following parameters:
QH, Suspended Solids, Chemical Oxygen Demand, and Grease/C'il._
For EPA Categorical Pretreatment Industries, the parameters to be analyzed
shall be in accordance with applicable EPA P.egulations.
3. Reporting Frequency
For the duration of this Permit the Industrial Waste Discharge Report
shall be submitted annuallv to the Commission on ar before
January 15.
C. Compliance Schedule
The Permittee shall comp]ete additional pretreatment.and/or operation and
maintenance to comply with EPA Pretreatment Star,dards and/or MWCC Local
Limitations in accordance with the schedule set forth in Attachment
D. General Conditions
1. Industrial Waste discharges from a Permittee shall be in accordance
with applicable provisions of the Waste Discharge Rules and this
Permit.
2. The Permittee shall not knowingly make any false statement, representation
or certification in any record, report, or plan required to be submitted
to the Commission under the Waste Discharge Rules.
3. This Permit shall not release the Permittee from any liability, duty or
penalty imposed by Minnesota or Federal statutes or regulations or local
ordinances.
Page 4 of 7
_, . .
METROPOLITAN WASTE CONTROL COMMISSION Permit No 0569
Spill Location Code 5E-00-00-EA
4. The Permittee shall take all reasonable steps to minimize all accidental
discharges including slugs, spills, and bypasses. Plans for the preven-
tion and control of accidental discharges shall be submitted to the Com-
mission for approval within a specified period of time when requested
by the Chief Administrator. In the event of any accidental discharges,
spills, or bypasses whose quantity and nature might be reasonably judged
to constitute a hazard to the Commission's personnel and treatment facl-
lities or the environment, the Permittee shall IMP4EDIATELY notify the
Industrial Waste Section of the Commission at 771-8845 (office hours)
or 454- 8928 during non-office hours and report the Spill Location Code
along with other pertinent information.
5. Any change in the volume or characteristics of Industrial !daste intro-
duced into the Metropolitan Disposal System which the Permittee knows
or has reason to believe will have either singly or by interaction with
other wastes, a negative impact on the treatment process shall be im-
mediately reported to the Industrial Waste Section of the Commission.
The Permit shall then be subject to modification or reissuance in ac-
cordance with 6 MCAR § 6.012 D.
fi. The Permittee shall pay applicable strength charges assessed by the Com-
mission.
7. The Permittee shall install, operate, and maintain sampling and monitoring
devices irt proper working order at the Permittee's expense.
8. The Permittee shall allow the Chief Administrator to enter upon the
Permittee's premises to inspect the monitoring point and to determine
compliance with the Waste Discharqe Rules for the Metropolitan Disposal
System and the Industrial Discharge Permit in accordance with 6 MCAR
S 6.012 H2.
Page 5 of 7
METROPOLITAN WASTE CONTROL COMMISSION Permit No 0569
Spill Location Code 5E-00-00-EA
E. Specific Permit Conditions •
i. The industrial wastewater shall be analyzed for Cadmium, Chromium (total)
Copper, Lead, Pdickel, Zinc and Cyanide, and tfie results shali 6e sub-
mitted by July 1, 1983. Based on the results, the MI,ICC shall determine
whether su6sequent analysis for these metals and cyanide will be re-
quired.
2. Any grease/oil discharge shall comply with Section 6.013 K of the 4)aste
Discharge Rules.
3. The Permittee shall insure that all grease/oil traps are regularly cleaned
and maintained for adequate performance.
4. The results of all wastewater monitorina conducted, at the specified
monitoring point s) of this Permit, shall be submitted with the Indus-
trial Waste Discharge Report for that reporting period. If additional
monitoring has been conducted beyond the requirements of this Permit,
the Permittee shall compute a flow-weighted average of all reouired
reporting parameters except instantaneous pH measurements.
Page 6 of 7
METROGOLITAN WASTE CONTROL CDMMISSION Permit No 0569
Spill Location CodeSE-00-00-EA
r
Attachment A
Task
Submit wastewater analysis for
metals and cyanide.
Task Completion Date
July 1, 1983
The Permittee shall submit a report to the Cormnission within fourteen days of
each task completion date. This report shall specify whether or not the task
was completed as scheduled. If the task was not completed, the Permittee shall
specify the reason for delay, the date the appropriate task aill be completed, end
steps being taken to return to the established schedule.
Page 7 of 7