HOUSTON PROCESSING PLANT

NPDES permit MS0038091 · Minor NON-POTW · effective, expires 2030-03-31 · 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)
5of 12 forms filed late

Last period with anything received: 2026-08-31.

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 (29)

OutfallParameterStatisticLimitMonths
001Total production - massMO AVG report only all year
001Total production - massDAILY MX report only all year
001Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 10 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 15 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= .25 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= .375 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 43.4 mg/L all year
001Solids, total suspendedDAILY MX <= 86.7 mg/L all year
001Solids, total suspendedMO AVG <= 1.09 lb/d all year
001Solids, total suspendedDAILY MX <= 2.17 lb/d all year
001Oil and grease, hexane extr methodMO AVG <= 17.1 mg/L all year
001Oil and grease, hexane extr methodDAILY MX <= 31.2 mg/L all year
001Oil and grease, hexane extr methodMO AVG <= .43 lb/d all year
001Oil and grease, hexane extr methodDAILY MX <= .78 lb/d all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.37 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 2.06 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= .03 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= .045 lb/d all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .011 mg/L all year
001Chlorine, total residualDAILY MX <= .019 mg/L all year
001E. coliGEO MEAN <= 126 #/100mL all year
001E. coliDAILY MX <= 410 #/100mL all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL 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