Chevron Environmental Management Co

NPDES permit WA0991007 · Minor NON-POTW · effective, expires 2028-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
1of 11 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (15)

OutfallParameterStatisticLimitMonths
DPEpHDAILY MN >= 6 SU all year
DPEpHDAILY MX <= 9 SU all year
DPEPolynuclear Aromatic Hydrocarbons [PAHs]DAILY MX <= .05 ug/L all year
DPEBenzeneDAILY MX <= 1.6 ug/L all year
DPEBenzo[b]fluorantheneDAILY MX <= .05 ug/L all year
DPEBenzo[k]fluorantheneDAILY MX <= .05 ug/L all year
DPEBenzo[a]pyreneDAILY MX <= .05 ug/L all year
DPEChryseneDAILY MX <= .05 ug/L all year
DPEIndeno[1,2,3-cd]pyreneDAILY MX <= .05 ug/L all year
DPEBenzo[a]anthraceneDAILY MX <= .05 ug/L all year
DPEDibenz[a,h]anthraceneDAILY MX <= .05 ug/L all year
DPETotal Petroleum Hydrocarbons - DieselDAILY MX <= 500 ug/L all year
DPETotal Petroleum Hydrocarbons - GasolineDAILY MX <= 800 ug/L all year
DPEFlowDAILY MX <= 100 gal/min all year
DPEOil and grease visualDAILY MX report only (alert) all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states