GREENSPORT/ SHIP CHANNEL PARTNERS LP

NPDES permit TX0008524 · Minor NON-POTW · effective, expires 2028-01-06 · 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.

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

5values over a limit
0required values missing, on 0 form(s)
0of 72 forms filed late

Last period with anything received: 2026-08-31. Most often over: Copper, total [as Cu] (3), Carbon, tot organic [TOC] (2).

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among TX permits in EPA's filings — check your permit).

Limits in force (47)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Carbon, tot organic [TOC]DAILY MX <= 75 mg/L all year
001Flow, in conduit or thru treatment plantDAILY AV report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Carbon, tot organic [TOC]DAILY MX <= 75 mg/L all year
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003Oxygen, dissolved [DO]MO MIN >= 2 mg/L all year
003BOD, 5-day, 20 deg. CDAILY AV <= 15 mg/L all year
003BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
003BOD, 5-day, 20 deg. CDAILY AV <= 45 lb/d all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedDAILY AV <= 15 mg/L all year
003Solids, total suspendedDAILY MX <= 30 mg/L all year
003Solids, total suspendedDAILY AV <= 45 lb/d all year
003Flow, in conduit or thru treatment plantDAILY AV <= .36 MGD all year
003Flow, in conduit or thru treatment plantDAILY MX <= .54 MGD all year
003Chlorine, total residualMO MIN >= 1 mg/L all year
003Chlorine, total residualMO MAX <= 4 mg/L all year
003EnterococciDAILY AV <= 35 CFU/100mL all year
003EnterococciDAILY MX <= 104 CFU/100mL all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 75 mg/L all year
004Flow, in conduit or thru treatment plantDAILY AV report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
009pHMINIMUM >= 6 SU all year
009pHMAXIMUM <= 9 SU all year
009Oil & GreaseDAILY MX <= 15 mg/L all year
009Carbon, tot organic [TOC]DAILY MX <= 75 mg/L all year
009Flow, in conduit or thru treatment plantDAILY AV report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
012pHMINIMUM >= 6 SU all year
012pHMAXIMUM <= 9 SU all year
012Copper, total [as Cu]DAILY AV <= .043 mg/L all year
012Copper, total [as Cu]DAILY MX <= .091 mg/L all year
012Zinc, total [as Zn]DAILY AV report only all year
012Zinc, total [as Zn]DAILY MX report only all year
012Flow, in conduit or thru treatment plantDAILY AV report only all year
012Flow, in conduit or thru treatment plantDAILY 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