OKLAHOMA DEPARTMENT OF ENVIRONMENTAL QUALITY

INDUSTRIAL WASTEWATER TREATMENT/DISPOSAL PERMIT

Draft of 11/10/2010

Permit Number:
I.D. Number: / OK0040169
I-40000750

In compliance with the Oklahoma Pollutant Discharge Elimination System Act (OPDES Act), 27A O.S., §2-6-201 et seq., and the rules of the Oklahoma Department of Environmental Quality promulgated thereunder,

AES Shady Point, LLC
P.O. Box 1740
Panama, OK 74951

is authorized to discharge wastewater from their facility, located at:

SW¼ of Section 2 and SE¼ of Section 3, Township 8N, Range 25EIM
LeFlore County, Oklahoma,
or approximately 1.5 miles northeast of the Town of Panama, Oklahoma

to receiving waters: the Poteau River (Waterbody ID# 220100010010) in stream segment 220100 of the Lower Arkansas River Basin, from Outfall 001

Outfall 001:

Latitude N 35° 11' 26.606", Longitude W 94° 38' 31.668"
NW¼, SE¼, SW¼, Section 2, Township 8N, Range 25EIM
LeFlore County, Oklahoma.

in accordance with effluent limitations, monitoring requirements and other conditions set forth in Parts I, II, and III, hereof.

The above-referenced facility is authorized to retain wastewater in eight (8) surface impoundments (F01 through F08), land apply sludge solids to specified areas on the plant site for agronomic purposes and land apply wastewater to plant haul roads for dust suppression, as described in the Appendix. Surface impoundments shall be maintained in accordance with Parts I, II, III, and IV hereof.

Issuance of this permit in no way or in any respect affects the permittee’s civil or criminal responsibility regarding disposal of wastewater, except with respect to the permittee’s legal responsibility under the OPDES Act and Department Rules.

This permit replaces and supersedes OPDES Permit No. OK0040169 that became effective on April 1, 2004.

This permit shall become effective on ______.

This permit and the authorization to discharge shall expire at midnight, on ______.

This is to certify that the wastewater discharges set forth in this permit comply with the requirements of Oklahoma's Water Quality Standards, as amended, provided the permittee does not exceed the effluent limitations set forth in this permit.

Issued this ____ day of ______.

For the Oklahoma Department of Environmental Quality,

______
Carol Paden, P.E., Manager
Industrial Permit Section
Water Quality Division / ______
Shellie Chard-McClary, Director
Water Quality Division

Permit No. OK0002429 Page 2

ID No. I-72000540 Part I

Permit No. OK0040169 Page 12

ID No. I-40000750 Part I


PART I

EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS

SECTION A. EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS

1. Final Limitations and Monitoring Requirements for Outfall 001

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from Outfall 001. The discharge consists of cooling tower blowdown commingled with low volume waste, coal pile runoff, treated sanitary waste and a minor amount of stormwater runoff. The permittee is not authorized to discharge chemical metal cleaning waste though this outfall. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – Outfall 001

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Avg / Daily Max / Daily Min / Monthly Avg / Daily Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---
Free available oxidants (FAO) a
STORET: 34045 / 0.18 / 0.44 / --- / 0.144 a / 0.36 a
Total residual oxidants (TRO)
STORET: 34044 / --- / --- / --- / --- / No measurable amount a,b
Total Suspended Solids (TSS)
STORET: 00530 / --- / --- / --- / --- / Report c
Turbidity
(STORET: 00070 / --- / --- / --- / --- / Report c
(NTU)
Fecal coliform, membrane filter method (organisms/100 ml)
STORET: 74055 / --- / --- / --- / 200 d,e / 400 e
pH
STORET: 00400 / --- / --- / 6.35 s.u. / --- / 9.0 s.u.

a Analytical method for FAO and TRO shall be amperometric titration method in 40 CFR 136.

b “No measurable amount” is defined as < 0.1 mg/l instantaneous maximum.

c Turbidity reporting requirement is for the first 13 months of the permit only. TSS reporting requirement will continue until the permit is reopened to establish performance-based TSS limits. A summary report of all TSS and turbidity analytical data collected during the first 13 months of the permit, including copies of the associated analytical laboratory reports, is due by the 15th day of the month following the thirteenth month of the permit.

d Calculated as a geometric mean.

e Limit applies only during the period of May 1 through September 30.

Final Monitoring Requirements – Outfall 001

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Continuous / Record
FAO / 1/quarter / Grab
TRO / 1/week / Grab
TSS / 2/month b / Grab
Turbidity / 2/month b / Grab
Fecal coliform / 1/week c / Grab
pH (std units) / 1/week / Grab

a When discharging.

b Turbidity reporting requirement is for the first 13 months of the permit only. TSS reporting requirement will continue until the permit is reopened to establish performance-based TSS limits.

c Applies during the period of May 1 through September 30. If there are no monthly average or daily maximum permit limit violations during the first year of the permit, the permittee may request a monitoring frequency reduction to 2/month.

NOTE: See Parts II, III, and IV for Additional Requirements.

There shall be no discharge of a visible sheen of oil or globules or oil or grease on or in the water. Oil and grease shall not be present in quantities that adhere to stream banks and coat bottoms of water courses. There shall be no discharge of floating solids, visible foam in other than trace amounts, suspended substances that produce noxious odors and tastes, materials that settle to form objectionable deposits, or other materials that are a nuisance to aquatic life.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

Outfall 001: At the discharge sump immediately west of impoundment F01, in the NE¼, SE¼, SE¼, Sect 3, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 41.479”, Longitude W 94o 38’ 46.044”.

2. Final Limitations and Monitoring Requirements for Internal Monitoring Point 01A

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from IMP 01A. The discharge consists of cooling tower blowdown. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – IMP 01A

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Average / Daily Max / Daily Min / Monthly Average / Daily Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---

Final Monitoring Requirements – IMP 01A

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Daily / Record

a When discharging.

NOTE: See Parts II, III, and IV for Additional Requirements.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

IMP 01A: At the flow measurement structure for cooling tower blowdown, in the NE¼, NE¼, SE¼, Sect 3, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 33.240”, Longitude W 94o 38’ 54.840”.

3. Final Limitations and Monitoring Requirements for Internal Monitoring Point 01B

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from IMP 01B. The discharge consists of treated sanitary waste. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – IMP 01B

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Average / Daily Max / Daily Min / Monthly Average / Daily Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---
Biochemical Oxygen Demand (BOD5)
STORET: 00310 / 14 / 21 / --- / 30 / 45
Total Suspended Solids (TSS)
STORET: 00530 / 14 / 21 / --- / 30 / 45

Final Monitoring Requirements – IMP 01B

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Daily / Record
BOD5 / Bimonthly (once per two months) / Grab
TSS / Bimonthly (once per two months) / Grab

a When discharging.

NOTE: See Parts II, III, and IV for Additional Requirements.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

IMP 01B: At the sample line that tees off the discharge pipe at F02, in the NW¼, SW¼, SW¼, Sect 2, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 32”, Longitude W 94o 38’ 49”.

4. Final Limitations and Monitoring Requirements for Internal Monitoring Point 01C

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from IMP 01C. The discharge consists of coal pile runoff and area washdown water. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – IMP 01C

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Average / Daily Max / Daily Min / Monthly Average / Daily Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---
Total Suspended Solids (TSS)
STORET: 00530 / --- / --- / --- / --- / 50
pH (std units)
STORET: 00400 / --- / --- / 6.0 / --- / 9.0

Final Monitoring Requirements – IMP 01C

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Daily / Record
TSS / 2/month / Grab
pH / 1/month / Grab

a When discharging.

NOTE: See Parts II, III, and IV for Additional Requirements.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

IMP 01C: At the sample line that tees off the pipe from the discharge sump at F03/F04, in the NW¼, SE¼, SW¼, Sect 2, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 29.450”, Longitude W 94o 38’ 30.490”.

5. Final Limitations and Monitoring Requirements for Internal Monitoring Point 01D

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from IMP 01D. The discharge consists of low volume waste from impoundment F08. The permittee is not authorized to discharge chemical metal cleaning waste though this IMP. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – IMP 01D

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Average / Daily Max / Daily Min / Monthly Average / Daily Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---

Final Monitoring Requirements – IMP 01D

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Daily b / Record

a When discharging.

b Flow through IMP 01D only.

NOTE: See Parts II, III, and IV for Additional Requirements.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

IMP 01D: At the sample point between the discharge pumps on south side of boilerhouse sump at F08, in the SE¼, NE¼, SE¼, Sect 2, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 31.755”, Longitude W 94o 38’ 52.215”.

6. Final Limitations and Monitoring Requirements for Internal Monitoring Point 01E

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from IMP 01E. The discharge consists of low volume waste from impoundment F06. The permittee is not authorized to discharge chemical metal cleaning waste though this IMP. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – IMP 01E

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Average / Daily Max / Daily Min / Monthly Average / Daily Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---

Final Monitoring Requirements – IMP 01E

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Daily b / Record

a When discharging.

b Flow through IMP 01E only.

NOTE: See Parts II, III, and IV for Additional Requirements.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

IMP 01E: At sample point on south side of T/G boilerhouse sump at F06, in the SE¼, NE¼, SE¼, Sect 3, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 38.227”, Longitude W 94o 38’ 52.359”.

7. Final Limitations and Monitoring Requirements for Internal Monitoring Point 01F

During the period beginning the effective date and lasting through the expiration date, the permittee is authorized to discharge from IMP 01F. The discharge consists of low volume waste from impoundment F05. The permittee is not authorized to discharge chemical metal cleaning waste though this IMP. Such discharge shall be limited and monitored by the permittee as specified below:

Final Effluent Limitations – IMP 01F

Parameters / Mass Loading
(lb/day unless otherwise specified) / Concentration/Other Units
(mg/L unless otherwise specified)
Monthly Average / Daily
Max / Daily
Min / Monthly Average / Daily
Max
Flow
STORET: 50050 / Report (MGD) / Report (MGD) / --- / --- / ---

Final Monitoring Requirements – IMP 01F

Effluent Characteristic / Draft Permit
Measurement Frequency a / Sample Type
Flow / Daily b / Record

a When discharging.

b Flow through IMP 01F only.

NOTE: See Parts II, III, and IV for Additional Requirements.

Samples taken in compliance with the monitoring requirements specified above shall be taken at the following location:

IMP 01F: At the sample point five feet east of the discharge manifold, centered between the F05 sump pumps, in NE¼, NE¼, SE¼, Sect 3, T8N, R25EIM, LeFlore Co., at Latitude N 35o 11’ 40.046”, Longitude W 94o 38’ 53.959”.