MESSER LLC

NPDES permit WV0049361 · Minor NON-POTW · administratively continued, expires 2026-05-04 · 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 2026-05-04 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 15 forms filed late

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

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among WV permits in EPA's filings — check your permit).

Limits in force (64)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only Jun
001Temperature, water deg. fahrenheitMO AVG <= 88.1 deg F Jul
001Temperature, water deg. fahrenheitMO AVG report only Oct
001Temperature, water deg. fahrenheitMO AVG report only May
001Temperature, water deg. fahrenheitMO AVG report only Nov
001Temperature, water deg. fahrenheitMO AVG report only Feb
001Temperature, water deg. fahrenheitMO AVG <= 95.6 deg F Sep
001Temperature, water deg. fahrenheitMO AVG report only Jan
001Temperature, water deg. fahrenheitMO AVG report only Aug
001Temperature, water deg. fahrenheitMO AVG report only Apr
001Temperature, water deg. fahrenheitMO AVG report only Mar
001Temperature, water deg. fahrenheitMO AVG report only Dec
001Temperature, water deg. fahrenheitDAILY MX report only Jun
001Temperature, water deg. fahrenheitDAILY MX <= 102 deg F Jul
001Temperature, water deg. fahrenheitDAILY MX report only Oct
001Temperature, water deg. fahrenheitDAILY MX report only May
001Temperature, water deg. fahrenheitDAILY MX report only Nov
001Temperature, water deg. fahrenheitDAILY MX report only Feb
001Temperature, water deg. fahrenheitDAILY MX <= 110.6 deg F Sep
001Temperature, water deg. fahrenheitDAILY MX report only Jan
001Temperature, water deg. fahrenheitDAILY MX report only Aug
001Temperature, water deg. fahrenheitDAILY MX report only Apr
001Temperature, water deg. fahrenheitDAILY MX report only Mar
001Temperature, water deg. fahrenheitDAILY MX report only Dec
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 61 mg/L all year
001Solids, total suspendedDAILY MX <= 76 mg/L all year
001Oil and grease, hexane extr methodMO AVG report only all year
001Oil and grease, hexane extr methodDAILY MX report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Cyanide, free [amenable to chlorination]MO AVG report only all year
001Cyanide, free [amenable to chlorination]DAILY MX report only all year
001Chloride [as Cl]MO AVG report only all year
001Chloride [as Cl]DAILY MX report only all year
001Iron, total [as Fe]MO AVG <= 1 mg/L all year
001Iron, total [as Fe]DAILY MX <= 2.8 mg/L all year
001Thallium, total [as Tl]MO AVG report only all year
001Thallium, total [as Tl]DAILY MX report only all year
001Aluminum, total recoverableMO AVG <= .45 mg/L all year
001Aluminum, total recoverableDAILY MX <= 1.4 mg/L all year
001Copper, total recoverableMO AVG <= .013 mg/L all year
001Copper, total recoverableDAILY MX <= .038 mg/L all year
001BenzeneMO AVG report only all year
001BenzeneDAILY MX report only all year
0012,4,6-TrichlorophenolMO AVG report only all year
0012,4,6-TrichlorophenolDAILY MX report only all year
0014,6-Dinitro-o-cresolMO AVG report only all year
0014,6-Dinitro-o-cresolDAILY MX report only all year
001PentachlorophenolMO AVG report only all year
001PentachlorophenolDAILY MX report only 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 <= .021 mg/L all year
001Chlorine, total residualDAILY MX <= .057 mg/L all year
001Chemical Oxygen Demand [COD]MO AVG <= 68 mg/L all year
001Chemical Oxygen Demand [COD]DAILY MX <= 126 mg/L all year
001SulfateMO AVG report only all year
001SulfateDAILY 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