Klint VanWingerden - Alyeska Pipeline Service Company

NPDES permit AK0023248 · Major NON-POTW · administratively continued, expires 2024-11-30 · 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 2024-11-30 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

1values over a limit
20required values missing, on 10 form(s)
0of 28 forms filed late

Last period with anything received: 2026-07-31. Most often over: Enterococci (1).

Reporting

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

Limits in force (37)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 25 mg/L all year
001Solids, total suspendedDAILY MX <= 40 mg/L all year
001Solids, total suspendedDAILY MX <= 170 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Phosphorus, dissolvedMO AVG report only all year
001Phosphorus, dissolvedDAILY MX report only all year
001Zinc, total recoverableMO AVG <= 1592 ug/L all year
001Zinc, total recoverableDAILY MX <= 4163 ug/L all year
001Oil and greaseMO AVG report only all year
001Oil and greaseDAILY MX report only all year
001Hydrocarbons, aromaticMO AVG report only all year
001Hydrocarbons, aromaticDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 5.54 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 10.1 MGD all year
001Hydrocarbon, aqueousMO AVG report only all year
001Hydrocarbon, aqueousDAILY MX report only all year
001Oil & grease, total recoverableMO AVG report only all year
001Oil & grease, total recoverableDAILY MX report only all year
001DensityMO AVG report only all year
001DensityDAILY MX report only all year
001Toxicity, ChronicMAXIMUM report only all year
001Toxicity, ChronicMAXIMUM report only all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CDAILY MX <= 60 mg/L all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 60 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX <= 10000 gal/d all year
002EnterococciMO AVG <= 2106 CFU/100mL all year
002EnterococciDAILY MX <= 4225 CFU/100mL all year
002Coliform, fecal generalMO AVG report only all year
002Coliform, fecal generalDAILY MX report only 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