MESSER LLC

NPDES permit WV0001775 · Minor NON-POTW · effective, expires 2028-04-16 · 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

8values over a limit
21required values missing, on 1 form(s)
1of 26 forms filed late

Last period with anything received: 2026-08-31. Most often over: Temperature, water deg. fahrenheit (4), BOD, 5-day, 20 deg. C (2), Chlorine, total residual (2).

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (116)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 7.25 mg/L all year
001Oxygen, dissolved [DO]INST MIN >= 7.25 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 4 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 4 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 8 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 8 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= .067 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= .067 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= .133 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= .133 lb/d all year
001pHINST MIN >= 6 SU all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedMO AVG <= .5 lb/d all year
001Solids, total suspendedMO AVG <= .5 lb/d all year
001Solids, total suspendedDAILY MX <= 1 lb/d all year
001Solids, total suspendedDAILY MX <= 1 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 2 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 2 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= .017 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= .017 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= .033 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= .033 lb/d all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX <= .002 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= .002 MGD all year
001Chlorine, total residualMO AVG <= 9 ug/L all year
001Chlorine, total residualMO AVG <= 9 ug/L all year
001Chlorine, total residualDAILY MX <= 18 ug/L all year
001Chlorine, total residualDAILY MX <= 18 ug/L all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL all year
002pHINST MIN report only all year
002pHINST MAX report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY MX report only all year
002Oil and grease, hexane extr methodMO AVG report only all year
002Oil and grease, hexane extr methodDAILY MX report only all year
002Iron, total recoverableMO AVG report only all year
002Iron, total recoverableDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003Temperature, water deg. fahrenheitMO AVG report only Dec
003Temperature, water deg. fahrenheitMO AVG <= 63.1 deg F Mar
003Temperature, water deg. fahrenheitMO AVG report only May
003Temperature, water deg. fahrenheitMO AVG report only Apr
003Temperature, water deg. fahrenheitMO AVG report only Jul
003Temperature, water deg. fahrenheitMO AVG report only Sep
003Temperature, water deg. fahrenheitMO AVG report only Oct
003Temperature, water deg. fahrenheitMO AVG report only Nov
003Temperature, water deg. fahrenheitMO AVG report only Jun
003Temperature, water deg. fahrenheitMO AVG report only Jan
003Temperature, water deg. fahrenheitMO AVG report only Aug
003Temperature, water deg. fahrenheitMO AVG <= 63.1 deg F Feb
003Temperature, water deg. fahrenheitDAILY MX report only Dec
003Temperature, water deg. fahrenheitDAILY MX <= 73 deg F Mar
003Temperature, water deg. fahrenheitDAILY MX report only May
003Temperature, water deg. fahrenheitDAILY MX report only Apr
003Temperature, water deg. fahrenheitDAILY MX report only Jul
003Temperature, water deg. fahrenheitDAILY MX report only Sep
003Temperature, water deg. fahrenheitDAILY MX report only Oct
003Temperature, water deg. fahrenheitDAILY MX report only Nov
003Temperature, water deg. fahrenheitDAILY MX report only Jun
003Temperature, water deg. fahrenheitDAILY MX report only Jan
003Temperature, water deg. fahrenheitDAILY MX report only Aug
003Temperature, water deg. fahrenheitDAILY MX <= 73 deg F Feb
003Temperature, water deg. fahrenheitMO AVG report only all year
003Temperature, water deg. fahrenheitDAILY MX report only all year
003Temp. diff. between samp. & upstrm deg. FMO AVG report only all year
003Temp. diff. between samp. & upstrm deg. FDAILY MX report only all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Solids, total suspendedMO AVG <= 9 mg/L all year
003Solids, total suspendedDAILY MX <= 11 mg/L all year
003Oil and grease, hexane extr methodMO AVG report only all year
003Oil and grease, hexane extr methodDAILY MX report only all year
003Oil and grease, hexane extr methodMO AVG <= 2.13 lb/d all year
003Oil and grease, hexane extr methodDAILY MX <= 4.26 lb/d all year
003Copper, total recoverableMO AVG <= .0082 mg/L all year
003Copper, total recoverableMO AVG report only all year
003Copper, total recoverableDAILY MX <= .014 mg/L all year
003Copper, total recoverableDAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorine, total residualMO AVG <= 9 ug/L all year
003Chlorine, total residualDAILY MX <= 18 ug/L all year
004pHINST MIN report only all year
004pHINST MAX report only all year
004Solids, total suspendedMO AVG report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil and grease, hexane extr methodMO AVG report only all year
004Oil and grease, hexane extr methodDAILY MX report only all year
004Iron, total recoverableMO AVG report only all year
004Iron, total recoverableDAILY MX report only all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHINST MIN report only all year
005pHINST MAX report only all year
005Solids, total suspendedMO AVG report only all year
005Solids, total suspendedDAILY MX report only all year
005Oil and grease, hexane extr methodMO AVG report only all year
005Oil and grease, hexane extr methodDAILY MX report only all year
005Iron, total recoverableMO AVG report only all year
005Iron, total recoverableDAILY MX report only all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, 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