Phillips 66 Company

NPDES permit WA0001945 · Minor NON-POTW · administratively continued, expires 2023-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

This permit expired on 2023-11-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

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

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

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among WA permits in EPA's filings — check your permit).

Limits in force (26)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6 SU all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 8.5 SU all year
001pHDAILY MX <= 8.5 SU all year
001Lead, total [as Pb]DAILY MX report only (alert) all year
001Lead, total [as Pb]DAILY MX report only (alert) all year
001Zinc, total [as Zn]DAILY MX report only (alert) all year
001Zinc, total [as Zn]DAILY MX report only (alert) all year
001Benzene, ethylbenzene, toluene, xylene combinationDAILY MX <= 100 ug/L all year
001Benzene, ethylbenzene, toluene, xylene combinationDAILY MX <= 100 ug/L all year
001TolueneDAILY MX report only (alert) all year
001TolueneDAILY MX report only (alert) all year
001BenzeneDAILY MX report only (alert) all year
001BenzeneDAILY MX report only (alert) all year
001EthylbenzeneDAILY MX report only (alert) all year
001EthylbenzeneDAILY MX report only (alert) all year
001Total Petroleum Hydrocarbons - DieselDAILY MX <= 5 mg/L all year
001Total Petroleum Hydrocarbons - DieselDAILY MX <= 5 mg/L all year
001Total Petroleum Hydrocarbons - GasolineDAILY MX <= 1 mg/L all year
001Total Petroleum Hydrocarbons - GasolineDAILY MX <= 1 mg/L all year
001FlowDAILY MX report only (alert) all year
001FlowDAILY MX report only (alert) all year
001Xylene [mix of m+o+p]DAILY MX report only (alert) all year
001Xylene [mix of m+o+p]DAILY MX report only (alert) all year
001Oil and grease visualDAILY MX <= 0 N=0;Y=1 all year
001Oil and grease visualDAILY MX <= 0 N=0;Y=1 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