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Colorado Department of Public Health and Environment Water Quality Control Division Stormwater Program - PowerPoint PPT Presentation

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Colorado Department of Public Health and Environment Water Quality Control Division Stormwater Program Matt Czahor at (303)-692-3575. Basis for Water Quality Permitting. 1972 – Clean Water Act established.

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Colorado Department of PublicHealth and EnvironmentWater Quality Control DivisionStormwater Czahor at (303)-692-3575

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Basis for Water Quality Permitting

  • 1972 – Clean Water Act established.

  • The Clean Water Act created the NPDES ( National Pollutant Discharge Elimination System) Program.

    • Requires permits to discharge process water.

  • 1990 – Stormwater Regulations added

    • Requires permits to discharge stormwater runoff from various industrial sources (based on SIC code).

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EPA’s Role

  • To enforce the Clean Water Act.

  • Grant the authority to the State of Colorado to issue and enforce NPDES permits.

  • Provide oversite role to the State of Colorado.

  • Issues NPDES permits to tribal lands and federal facilities.

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State of Colorado’s Role

  • EPA has given The State of Colorado the authority to issue and enforce NPDES permits

  • Colorado created the Colorado Water Quality Control Act

  • Colorado renamed NPDES permits, CDPS (Colorado Discharge Permitting System) permits.

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A: ANY WATER DISCHARGED FROM THE INDUSTRIAL SITE NEEDS A PERMIT. (except water associated with: fire fighting activities, springs, or landscape irrigation return flow.)

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  • Stormwater General Permits

    • Construction sites disturbing 1 acre or more of ground (Construction)

    • Sand & Gravel Operations (Sand and Gravel)

    • Asphalt and Concrete Batch Plants (Light Industry)

    • Auto Recyclers (Recycling Industry)

      Contact: Matt Czahor at (303)-692-3575

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Local Municipality permitting CDPS PERMIT?Construction Dewatering (Water Quality Control Division)Chris Gates – 303-692-3539 Minimal Industrial Discharge (Water Quality Control Division) Chris Gates – 303-692-3539 404 Permitting (Army Corps of Engineers) 303-979-4120Fugitive Dust (Air Pollution Control Division) 303-692-3100

Other Permits

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Stormwater Management Plan CDPS PERMIT?(SWMP)

  • Main Permit Requirement

    • Implementation of a SWMP

  • Goal of SWMP

    • Identify potential sources of pollution

    • Develop and implement stormwater management controls, BMPs (Best Management Practices)

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  • Industrial Activity Description

  • Site Map

  • Stormwater Management Controls (tool box)

  • Comprehensive Inspections

  • Consistency with Other Plans

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Industrial Activity Description CDPS PERMIT?

  • Narrative description of the industrial activity

  • Enough detail in the description to describe all processes involved in the industrial activity

  • From start to finish

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  • Outline of drainage area of each stormwater outfall (to the extent possible) ,i.e. be flexible

  • Indicate each structural control measure

  • Surface water bodies

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Stormwater Management Controls CDPS PERMIT?

  • SWMP Administrator

    • What person(s) is in charge of the SWMP

    • Commitment to address all aspects of SWMP

  • Identification of Potential Pollutant Sources and BMPs

    • All potential pollutant sources identified

    • BMPs identified for each of those pollutant sources

    • BMPs must cover 4 categories (see permit)

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Stormwater Management Controls CDPS PERMIT?

  • Sampling Information

    • Not required, the Division reserves right to require if necessary

  • Preventive Maintenance

    • Procedures to inspect and maintain BMPs

  • Good Housekeeping

    • Cleaning and maintenance schedules, trash disposal, collection practices, sweeping, grounds maintenance, etc..

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Stormwater Management Controls CDPS PERMIT?

  • Spill Prevention and Response Procedures

    • SPCC plan or equivalent, clean up equipment available

  • Employee Training

    • All employees trained, periodic dates for training

  • Identification of Discharges other than Stormwater

    • Detailed description, is it a lawful discharge?

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Comprehensive Inspections CDPS PERMIT?

  • Must be conducted at least 2 times per year

  • Document and report these inspections in Annual Report, due by February 15th of each year

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Consistency with Other Plans CDPS PERMIT?

  • Allows for overlap of requirements from other plans (SPCC requirements for example)

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Terms and Conditions CDPS PERMIT?

  • General Limitations

    • Don’t discharge wash water

    • Bulk Storage of petroleum products and any other chemicals shall have adequate protection (2ndary or equivalent)

    • Permittee must comply with local requirements

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Purpose of a Site Evaluation CDPS PERMIT?

  • Is the SWMP being implemented, all aspects?

  • Does the SWMP need to be updated?

  • Are the BMPs adequate?

  • Are the BMPs being maintained?

  • Do they need additional BMPs?

  • Additional concerns not addressed in SWMP?

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Liabilities CDPS PERMIT?

  • State enforcement of permit requirements:

    • Inspection

    • Compliance Advisory

    • Notice of Violation / Cease and Desist / Clean up Order : ordering the implementation of additional provisions to get the site into compliance. Also, ordering the remediation of impacted areas. Includes penalties up to $10,000 per day of violation.

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Liabilities Cont… CDPS PERMIT?

  • Other reasons for maintaining compliance.

    • Local Municipality enforcement (stop work orders)

    • EPA ( inspections and enforcement)

    • Third party lawsuits (Clean Water Act)

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Liabilities Cont… CDPS PERMIT?


    • Light Industry

    • Sand and Gravel