HYDRO27537

• Permit No: C1980001
• IBM Index Class Name: Hydrology
• Doc Name: AUTHORIZATION TO DISCHARGE UNDER COLORADO DISCHARGE PERMIT SYSTEM
• Permit Index Doc Type: NPDES
• Media Type: D
• Archive: No

Permit No. CO-0032638
TABLE OF CONTENTS
PARTI
A. DEFINITION OF EFFLUENT LB111TATIONS ......................................................................................................... ..3
1. Effluent Limitations ........................................................................................................................................ ..3
2. Whole Effluent Toxicity -Chronic Lethality Limitation - Ou[falls 004 and 007 ................................................................. ..4
3. Whale Effluent Toxicity Testing Requirements (Acute) Outfalls 004 and 007 (June-February Only) ........................................ ..4
4. Whole Effluent Toxicity Testing Requirements (Chronic) Outfalls 004 and 007 (March-May Only) ........................................ ..7
5. Burden of Proof Requirements ........................................................................................................................... .. 7
B. MONITORING REQUIREMENTS ......................................................................................................................... ..7
1. Frequency and Sample Tvoe .............................................................................................................................. ..9
2. Salinity Parameters ......................................................................................................................................... I I
C. DEFINITIONS OF TERMS .................................................................................................................................. 11
D. SPECIAL REQUIREMENTS ................................................................................................................................ 12
]. Materials Containment Plan .............................................................................................................................. 12
2. Stormwater Reguirements ................................................................................................................................. 13
E. GENERAL MOMTORING, SAMPLING AND REPORTING REQUIREMENTS ............................................................ IS
1. Routine Reponing of Data ................................................................................................................................ 18
2. Representative Samoling .................................................................................................................................. 19
3. Analytical and Samuline Methods for Monitorin¢ .................................................................................................... 19
4. Records ....................................................................................................................................................... 20
5. Flow Measuring Device ................................................................................................................................... 20
6. Signatory and Cenification Requirements .............................................................................................................. 20
F7GURES ........................................................................................................................................................... 22-25
1. General Location ........................................................................................................................................... 22
2. Outfa11001 Location ....................................................................................................................................... 23
3. Out(all 004 Location ....................................................................................................................................... 24
4. Outfall 007 Location ....................................................................................................................................... 25
PART II
A. NOTIFICATION REQUIREMENTS ...................................................................................................................... 26
I. Notification to Panies ...................................................................................................................................... 26
2. Change in Discharee ....................................................................................................................................... 26
3. Special Notifications - Definitions ....................................................................................................................... 26
4. Noncompliance Notification .............................................................................................................................. 27
5. Other Notification Requirements ......................................................................................................................... 27
6. Byaass Notification ......................................................................................................................................... 28
7. Ugsets ........................................................................................................................................................ 28
8. Discharge Point ............................................................................................................................................. 28
9. Proper Oaeration and Maintenance ...................................................................................................................... 28
10. Minimization of Adverse Imoact ......................................................................................................................... 28
11. Removed Substances ....................................................................................................................................... 28
12. Submission of Incorrect or Incomplete information .................................................................................................. 28
13. Bvpass ........................................................................................................................................................ 29
14. Reduction, Loss, or Failure of Treatment Facility .................................................................................................... 29
B. RESPONSIBILITIES .......................................................................................................................................... 29
1. Tnsoections and Right to Entrv ........................................................................................................................... 29
2. Du[v to Provide Informs[ion .............................................................................................................................. 30
3. Transfer of Ownershia or Control ....................................................................................................................... 30
4. Availability of Reoorts ..................................................................................................................................... 30
5. Modification, Suspension, Revocation, or Termination of Permits By the Division ............................................................ 30
6. Oil and Hazardgus Substance Liability .................................................................................................................. 32
7. State Laws ................................................................................................................................................... 32
8. Permit Violations ........................................................................................................................................... 32
9. Property Rights ............................................................................................................................................. 32
10. Severability .................................................................................................................................................. 32
I I. Renewal Aoalica[ion ....................................................................................................................................... 32
12. Confidentialitv .............................................................................................................................................. 32
13. Fees ........................................................................................................................................................... 32
14. Duration o(Permit ......................................................................................................................................... 32
I5. Section 307 Tgxics ......................................................................................................................................... 32
16. Antibackslidine ............................................................................................................................................. 33
17. Effect of Permit Issuance .................................................................................................................................. 33