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Petroleum Refining and Related Industries — NPDES discharge permits in California

Of the 16 permits in EPA's SIC 29 in CA, 5 went over a limit between 2025-10-01 and 2026-09-30 (Enterococci: 2; Mercury, total recoverable: 2; Chromium, total recoverable: 1). 9 are past the expiry date EPA's file holds; 3 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Sentinel Peak Resources California, LLC
CA0057827 · major · Petroleum Refining
Over a limit 4×: Cyanide, total [as CN] (2×), Hydrocarbons, total petroleum (1×), Mercury, total recoverable (1×)Permit past the expiry date EPA's file holds
Tesoro Refining and Marketing LLC
CA0004961 · major · Petroleum Refining
Over a limit 4×: Chromium, total recoverable (2×), Polychlorinated biphenyls [PCBs], sum of Aroclors (2×)Renewal application overdue
Chevron Products Company
CA0000337 · major · Petroleum Refining
Over a limit 2×: Enterococci (1×), TU Static Renewal 96HR Acute Americamysis bahia (formerly Mysidopsis bahia) (1×)Permit past the expiry date EPA's file holds
Martinez Refining Company LLC
CA0005789 · major · Petroleum Refining
Over a limit 2×: Enterococci (2×)Renewal application due Jul 4, 2027
Valero Refining Company - California
CA0005550 · major · Petroleum Refining
Over a limit 2×: Mercury, total recoverable (2×)Permit past the expiry date EPA's file holds
Air Products Manufacturing LLC
CA0056065 · Petroleum Refining
No value over a limitPermit past the expiry date EPA's file holds
Chevron Products Company
CA0005134 · major · Petroleum Refining
No value over a limitExpires Dec 31, 2028
Kinder Morgan Liquids Terminals, LLC
CA0056863 · Petroleum Refining
No value over a limitExpires Oct 31, 2029
Lubricating Specialties Company
CA0059013 · Lubricating Oils And Greases
No value over a limitPermit past the expiry date EPA's file holds
Phillips 66
CA0005053 · major · Petroleum Refining
No value over a limitExpires Jul 31, 2029
Phillips 66
CA0063185 · major · Petroleum Refining
No value over a limitExpires May 31, 2029
Phillips 66 Company
CA0064611 · major · Petroleum Refining
No value over a limitPermit past the expiry date EPA's file holds
SENTINEL PEAK RESOURCES CALIFORNIA LLC
CA0050628 · Petroleum Refining
No value over a limitPermit past the expiry date EPA's file holds
Tesoro Refining & Marketing Company LLC
CA0002020 · Petroleum And Coal Products
No value over a limitRenewal application due Nov 2, 2027
Tesoro Refining and Marketing Company
CA0003778 · major · Petroleum Refining
No value over a limitPermit past the expiry date EPA's file holds
Torrance Refinery Company, LLC
CA0055387 · major · Petroleum Refining
No value over a limitPermit past the expiry date EPA's file holds

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=CA&sic=29, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states