Комплаенс в сфере природных ресурсов Пунктов: 13
NPDES Offshore Produced Water Discharge Compliance
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Verify compliance with the offshore oil and gas effluent limitations and NPDES permit conditions for produced water and drilling discharges.
Clean Water Act40 CFR 435NPDES
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Permit Coverage
- Is the facility covered by a current NPDES individual or general permit for offshore discharges? *
- Are all authorized discharge points (outfalls) identified and consistent with the permit? *
- Permit effective / expiration date on file. *
Produced Water Effluent Limits
- Is produced water oil and grease maintained within the daily maximum limit of 42 mg/L? *
- Is the produced water 30-day average oil and grease maintained at or below 29 mg/L? *
- Latest measured produced water oil and grease concentration (mg/L). *
Drilling Fluids and Cuttings
- Is there no discharge of free oil from drilling fluids and cuttings (static sheen test passing)? *
- Are synthetic-based mud cuttings compliant with retention-on-cuttings and sediment toxicity limits? *
- Is the discharge of diesel-based drilling fluids prohibited and verified? *
Monitoring, Sampling and Reporting
- Is sampling and analysis conducted at the frequency and by the methods specified in the permit? *
- Are Discharge Monitoring Reports (DMRs) submitted on time to the permitting authority? *
- Are permit exceedances reported and non-compliance events documented? *
- Are monitoring records retained for at least three years? *
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