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Wastewater planning helps meet anticipated changes in regulations

Journal Article · · Oil and Gas Journal; (United States)
OSTI ID:6988409
; ;  [1];  [2]
  1. ENSR Consulting and Engineering, Houston, TX (United States)
  2. ENSR Consulting and Engineering, Redmond, WA (United States)
Thorough analysis and planning can help refiners avoid major modifications to near-term refinery wastewater projects when attempting to meet future regulations. This article looks at effects of water regulations and outlines a step-by-step plan for upgrading wastewater systems. As National Pollutant Discharge Elimination System (Npdes) permits come up for renewal on a 5-year cycle, state and federal agencies will require testing and compliance with specified limits for toxicity parameters. These new requirements represent a shift in emphasis from historic technology-based effluent limitations to water quality-based limits. There are two major approaches to water quality-based toxics permitting: Water quality criteria: chemical-specific concentration criteria for toxic chemicals; Toxicity testing.
OSTI ID:
6988409
Journal Information:
Oil and Gas Journal; (United States), Journal Name: Oil and Gas Journal; (United States) Vol. 90:26; ISSN OIGJAV; ISSN 0030-1388
Country of Publication:
United States
Language:
English