REV12695

• Permit No: M1982036
• IBM Index Class Name: Revision
• Doc Name: EXHIBIT M OTHER PERMITS
• Type & Sequence: TR2
• Media Type: D
• Archive: No

• ~ PARTI
Page IS
Permit No. COG-500000
•
9. A "visual' observation, for oil and grease monitoring requirements, is observing the dischazge to check for the presence
of a visible sheen or floating oil. In the event an oil sheen ur floating oil is observed, a grab sample shall be collected,
analyzed, and reported on the appropriau DMR or amu:-t report. Ia addition, corrective action shall be taken
immediately to mitigate [he dischazge of oil and grease. A description of the corrective action taken should be included
with the DMR or annual report.
10. "Water Quality Control Division" or "Division" means dte State Water Quality Control Division as established in 25-
8-101 e[ al.
F. GENERAL REQUIREMENTS
representative Samoline
Samples and measurements taken as required herein shall be representative of the volume and nature of the mottitored
dischazge. All samples shall be taken at the monitoring points specified in this permit and, unless otherwise specified,
before the effluent joins or is diluud by any other wasustream, body of water, or substance. Monitoring points shall not
be changed without notification to and approval by [he Division.
2. Analytical and Sampline Methods for Manitorinp
Analytical and sampling methods utilized by the dischazger shall conform to Colorado Regulations for Effluem
Limitations, Secron 62.5, and to regulations published pursuant to Section 304(h) of the Clean Water Act.
• The analytical method selecud for a pazameter shall be the one tha[ can measure the lowest deuced limit for ;hat
pazame[er unless the permi[ limitation or stream standard for those pazameurs not limi[ed, is within the ustiug range of
another approved method.
3. ec r
The permittee shall establish and maintain records. Those records shall include the following:
a. The dau, type, exact location, and time of sampling or measurements;
b. The individual(s) who performed the sampling or measurements;
c. The date(s) the analyses were performed;
d. The individual(s) who performed the analyses;
e. The analytical techniques or methods used;
f. The results of such analyses; and
g. Any other observations which may result in an impact on the quality or quantity of the dischazge as indicated in 40
CFR 122.44 (i)(1)(ni).
The pertttittee shall retain for a minimum of three (3) years records of all monitoring information, including all original
strip chart recordings for continuous monitoring instrumentation, all calibration and maintenance records, copies of all
reports required by this permit and records of all data toed to complete the application for coverage under this permit.
This period of reuntion shall be extended during the course of nay unresolved litigation regazding the discharge of
pollutants by the permittee or when requested by the Division or Regional Administrator of EPA.